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AngularJS is the most preferred JavaScript framework that has gained immense popularity in the IT market in a very short time. Built on MVC architecture, it is the easiest testing process for the better experience of developers.  It facilitates the developers to create the website responsive and dynamic. As it can synchronize with model and views, it is very use for web developers to use AngularJS development. Student can enroll AngularJS training to learn the concept of AngularJS development. Below are the reasons of the popularity of AngularJS:

• TypeScript Compatible: TypeScript is the feature of Java Script and you don’t require to go through big rewrite to migrate it. It enables you to develop an innovative functionality and also helps fixing bugs during the transition.
• Feature rich CLI (command-line interface): Angular has CLI feature that makes it very simple to develop an application that already works.
• Unit test friendly: Testing is a very crucial part for long term maintainability to make sure that all the code is systematically tested. Unit testing is must for JavaScript applications as it prevents regression.
• Community: Angular has a vast community with numerous open source libraries that enable a smooth development. There are various resources like Gitter where one can communicate with other developers.
• Platform agnostic: Angular is a platform agnostic framework, so you can also use additional like NativeScript framework to create mobile applications. Angular is also a great model-view-controller framework, which has been used to create popular single page applications where data and view are separated according to MVC pattern.
• Maintenance: Angular provides a very simple and clear path for coding that helps to maintain the code easily.

AngularJS is the best framework for developing websites and individual who are aiming a career as web developer can go for the training program. AngularJS training in Noida provides you best training with real time scenarios under the guidance of industry specialists. Start your career as web developer as it always has a great scope.  

Project management is the important process of an organization because it provides solutions to all your questions. It includes designing a project plan, defining the project goals, how they will be achieved, and determining budgets and scheduled time frame for completion. PMP training is a program that helps you to gain the right skills and knowledge with respect to manage a project. The training program helps you become a skilled professional or manager as you will have a better understanding of your time and resources. PMP training offers several benefits for those individuals who want to learn the art of batter management and goals of the organization.

The training program will let you know the importance of time and setting of goals. You will understand the remaining resources and the requirement of the organization. The PMP training helps you to estimate the resources that you will require in your forthcoming projects and set realistic budgets

You will learn to make documents for review purpose. Every phase of the project should be documented. This will confirm a solid record that you can use during review. PMP training will help you avail the skills that you need in creating well documented project completion proofs.

With PMP training you can perform better with information systems. Project management is not done manually – in this day and age! You can already make use of numerous applications and programs to keep track of the mile stones and progress of your projects. PMP training in Noida will explain you how to work around without making learning curve, mainly for those individual who don’t possess a sound knowledge computers.

Target Audience:

• Team Leads
• Project Managers
• Project Associates
• Project Engineers
• Analysts
• Project Coordinators
• Software Developers

SAP HYBRIS is an ecommerce software which enables consumers to sell products is the market effectively. It helps in the formation of mobile friendly content and gives customized consistent experience on every device to the users. Organizations adopting SAP HYBRIS are capable of using work flow in several tools and provide an easy management to custom content for user interface components. SAP Hybris training is a program that is intended to help you become a master in using Hybris and understands all the concepts that are required to develop solution for e-commerce management data management and order management. The training program will give you a deep insight of Hybris solution and you will know how SAP Hybris is rebuilding CEC as a new software category beyond traditional CRM. During the training program, you will:

• Learn to integrate SAP Hybris Cloud with SAP ERP
• Gain the in depth knowledge of the connectivity strategy for your Cloud project
• Know to define SAP Hybris Cloud for Customer configuration while integrating with SAP CRM
• Execute mutual integration scenario
• Understand the steps of SAP CRM configuration
• Extend integration scenarios

The training program is an ideal start for professionals who want to gain in depth knowledge of the Hybris concepts.  Web developers will be benefited from availing the deep knowledge of the Hybris platform marketing platform enriched websites. SAP HYBRIS training in Noida aims to give aspirants a good understanding of the full scope of the technical implementation of Hybris architecture, its technologies and integrated features. The training program is suitable for the targeted audience like:

• QA Experts
• Technical consultants
• Business stakeholders
• Business Analysts
• IT Professionals
• Software Architects
• Aspirants who want to extend their career in advanced tools

DevOps Training has been designed to understand the significance of DevOps. This training would enable us to grasp the concepts of how DevOps transformation can help focus on value and streamline delivery and also learn about the common infrastructure servers, scalability, and availability, which will be another feature of this training program. The Online DevOps Training also covers the application of Bash/Python basics and provides an understanding of the performance and security for infrastructure.

DevOps is a process that enables continuous delivery of the services or products to the customers. It is a method that automates the development, process and operations to make sure that the software is developed, tested and delivered quickly with optimum reliability. DevOps training program is specially designed to introduce you with DevOps; the professional movement the concentrates collaboration, communication, integration and automation to enhance the work flow among the software developers and IT operations professionals. The training program helps to improve the ability design, develop, deploy and operate software and services quickly. During the training program, you will:

• Understand the concepts of DevOps and the issues it resolves
• Learn common Infrastructure Servers, Availability and Scalability
• Understand Distributed versioning system
• Implement Automated Installations
• Understand Distributed versioning system
• Learn to Develop automation using Maven
• Understand Continuous Delivery & Continuous Deployment
• Understand the requirements of Configuration Management using Ansible
• Understand Docker Containerization, Micro service Architecture

DevOps is the process of making superior collaboration. There is no one who owns the fundamentals and like Lean SixSigma principles, it is the content delivery & implementation experience sharing that matters the most in such qualifications/certifications. Innate Labs has built and pioneered the certification program which is now widely adopted in different arenas under different structures. Responses showed the following benefits:

• Enhanced the deployments’ frequency
• Improved collaboration among departments
• Improved quality and performance of the applications
• Reduction in time spent fixing and maintaining applications
• Reduced time-to-market
• New services that would otherwise not be possible
• Fewer employees working on developing and deploying our software/services
• Reduction in spend on development, testing or operations
• Enhance the revenue

DevOps training is Noida is appropriate for:

• Software and Website Developers
• DevOps Engineers
• System Engineers
• Project Managers
• Product and Service Owners
• Test Engineers
• Process Managers
• Lean IT Professionals
• Agile Scrum practitioners

ITIL is one of the leading programs that enable the organization to set a baseline for which it can implement plan. It provides ICT service to customer and placing deployment operation and technical support. ITIL training program is intended for any working professionals who want to master the concept of ITIL. The aim of ITL is to organize and maintain business value documenting their processes. Have a look on all the types certification levels of ITIL:

• Foundation Level: This is the entry level certification that provides you a basic knowledge of the key concepts and terminology used in the ITIL service lifecycle; includes the links among lifecycle phases, the processes used and their contribution to service management practices
• Practitioner Level: The next level is Practitioner Level that has been developed to improve the ability of students to adapt ITIL in their organization.
• Intermediate Level: This level has various modules where every module provides a keen focus on IT Service Management. The Intermediate modules cavers more than the Foundation level and Practitioner, and offer an industry-recognized qualification.
• Expert Level: This certification level is intended for those who want to gain in-depth knowledge the ITIL Scheme in its entirety. The certificate is given to those professionals who have attained a well-rounded, superior knowledge and skill set in ITIL Best Practices.
• Master Level: To gain this certification, you must be able to justify how you have selected and implemented knowledge, principles and techniques from ITIL and supporting management techniques, to achieve desired business results in one or more practical assignments.

Aspirants can join ITIL training program to gain all the above certification level. ITIL Training in Noida has been crafted according to the modern industry trends and considering the latest ITIL course content and syllabus based on the requirement of the student. In addition to this, it also helps them to get placement in various top organizations and accomplish their career goals.

Uipath is one of the RPA tools that provide a software platform to enable the organization automate and efficiently run their business process. It is an automation solution that is used for application integration and for third party applications. Automation projects are the most important concepts because they mainly refer to the graphical representation of the business process. Every activity in Uipath is a combination of small actions like button click, writing or reading of a file onto a long panel. Learn Uipath tool from Uipath training will help you learn the concept of this tool and will also help you to handle the project related to the Uipath. Below are the projects with UiPath integration: Sequences: It is suitable for linear process that helps to switch from one activity to another without facing any project related issue. Flowcharts: It is ideal for difficult business logics that will help for better decision making and activities in a higher level diverse manner, with the help of branching logic operators. State Machines: It is best for big projects where the use of states is done in integration with their execution being triggered through a condition. Uipath has been intended for a ground level to a brilliant work flow at the automating application presentation layer. Hence understanding the basics of this tool will certainly be a great help to work in automated environment. Enrolling UiPath training in Noida will make you familiarize with the basic and advance concept of Uipath, variables, teach the branching of a workflow, elements of passing data inside a certain workflow conditions, debug workflow, the basics of desktop automation, reusing automation, UI automation and data inputs, web automation and also how to import CSV to Salesforce. It is consider that there is going to be drastically change in the business world in the coming years. Therefore, no doubt, there is a vast scope of job opportunities getting assistance with RPA operations using UiPath system. Learning this technology is certainly going to open the gates of jobs that relate to daily tasks and thus, will need employees well trained in this field.

Artificial intelligence is the field of computer science that helps to understand where intelligent machines can be manufactured in a manner that they work like humans. The procedure that is used in building the intelligent machines is to reinforced the decision making process which is totally analyzed based on the data that is present in an organization. It is the same way humans get the information and then take an appropriate decision. But in the case of artificial intelligence, it is done by gathering and analyzing tons of data. One can join Artificial intelligence training to become proficient in mastering Artificial Intelligence Technology. Below are the few reasons where Artificial Intelligence is used and has proven to be more beneficial in terms of efficiency and accuracy.

• Less Error: Errors are reduced, thus the possibility of reaching the accuracy is increased.
• Quick Decisions: The decisions can be taken very fast by using Artificial intelligence.
• Daily Applications: In today’s time, artificial intelligence is used in several applications such as Window’s Cortana, Apple’s Siri, etc. Using these applications, communication can be done with our device. This in turns make the work easy.
• Emotionless: This features make machines to go logically and take better decision whereas human emotions are depend on their moods which is not good for human efficiency.
• No Breaks: Machine can work 24*7 without taking any break. In case of human, it is not possible.
• Medical Applications: Implementation of artificial intelligence tools I medical applications certainly improve the efficiency of treatments and can reduce the cost by minimizing the risk of false diagnosis
• Taking risks on behalf of humans: Robots or machines can be used in place of humans to avoid the risk in various circumstances.

Rebuilding the process by implementing Artificial Intelligence will be definitely the future and it makes sense to build the skill in this arena. Artificial intelligence training in Noida helps you to build these skills for artificial intelligence. There are various possibilities available where the implementation is not particular to an industry but can be generalized.

Top 10 Mongodb Interview Questions and Answers Here are ten commonly asked MongoDB interview questions along with their answers:
1. What is MongoDB? Answer: MongoDB is a NoSQL, open-source database designed for scalability and flexibility. Unlike relational databases, MongoDB uses a document-oriented data model, storing data in BSON (Binary JSON) format. This allows for a more dynamic schema, enabling applications to handle a variety of data types and structures more easily.
2. Explain the difference between SQL and MongoDB. Answer: Data Model: SQL databases use a table-based schema with rows and columns, whereas MongoDB uses a document-based model with collections of JSON-like documents. Schema: SQL requires a predefined schema, while MongoDB allows for a flexible, schema-less design. Queries: SQL uses SQL queries and joins, while MongoDB uses a query language with rich JSON-like syntax and aggregation pipelines. Scaling: MongoDB is designed for horizontal scaling through sharding, while traditional SQL databases typically scale vertically by upgrading hardware.
3. What is a collection in MongoDB? Answer: A collection in MongoDB is analogous to a table in relational databases. It is a grouping of MongoDB documents. Collections do not enforce a schema, so documents within a collection can have different structures.
4. How does MongoDB handle indexing? Answer: MongoDB supports various types of indexes, including single field, compound, text, geospatial, and hashed indexes. Indexes improve query performance by allowing the database to quickly locate documents. By default, MongoDB creates an index on the _id field, which ensures uniqueness and improves performance for queries involving the document's primary key.
5. Explain the concept of sharding in MongoDB. Answer: Sharding is a method for distributing data across multiple servers to ensure horizontal scalability. In MongoDB, sharding involves splitting data into smaller chunks and distributing them across different shards. Each shard is a replica set that contains a subset of the data. A shard key is used to determine the distribution of data.
6. What are replica sets in MongoDB? Answer: A replica set is a group of MongoDB servers that maintain the same data set. It provides redundancy and high availability by replicating data across multiple servers. One member of the replica set is the primary node that handles all write operations, while the secondary nodes replicate the data from the primary and can serve read requests.
7. How do you perform a query in MongoDB? Answer: Queries in MongoDB are performed using the find() method, which can take a query document to specify search criteria. For example: javascript db.collection.find({ "field": "value" }) This query retrieves documents where the field equals the specified value. MongoDB also supports various query operators for more complex queries.
8. What is the role of the aggregation framework in MongoDB? Answer: The aggregation framework in MongoDB processes data records and returns computed results. It provides a way to perform operations such as filtering, grouping, sorting, and reshaping data. The aggregation pipeline uses stages to transform and aggregate data, allowing for complex queries and analytics.
9. How do you handle data consistency in MongoDB? Answer: MongoDB provides different consistency models based on replication and write concerns. Write concern specifies the level of acknowledgment required from the database when writing data. For example, a write concern of { w: "majority" } ensures that the write operation is acknowledged by the majority of replica set members, providing a higher level of data consistency.
10. What are some common performance optimization techniques in MongoDB? Answer: Common performance optimization techniques include: Indexing: Properly index fields that are frequently queried or used in sorting operations. Query Optimization: Use efficient queries and avoid operations that require scanning large datasets. Sharding: Distribute data across multiple shards to balance load and enhance performance. Schema Design: Design schemas that minimize the need for joins and optimize data retrieval. Caching: Utilize caching mechanisms to reduce the load on the database and speed up access to frequently accessed data. These answers should provide a solid foundation for understanding key concepts and prepare you for MongoDB interviews.

Peoplesoft Interview Questions and Answers will guide us now that PeopleSoft Inc. was a company that provided human resource management systems (HRMS) and customer relationship management (CRM) and manufacturing, financials, enterprise performance management, and student administration software solutions to large corporations, governments, and organizations.    

1. Explain of Linux?

Linux is an operating system based on UNIX, and was first displayed by Linus Torvalds. It relies on upon the Linux Kernel, and can run on different hardware platforms made by Intel, MIPS, IBM, HP, SPARC and Motorola. The other common element in Linux is its mascot, a penguin figure named Tux.

2. What is the difference between UNIX and LINUX?

UNIX at first begun as a propriety operating system from Bell Laboratories, which later on produced into different commercial versions. On the other hand, Linux is free, open source and intended as a non-authenticity operating system for the masses.

3. What is BASH?

BASH is short for Bourne Again Shell. It was made by Steve Bourne as a replacement to the primary Bourne Shell (addressed by/repository/sh). It unites each one of the components from the original version of Bourne Shell, plus additional functions to make it easier and simpler to use. It has since been adapted as the default shell for most systems running Linux.

4. What is the advantage of open source?

Open source empowers you to pass on your software, including source codes freely to anyone who is fascinated. People would then have the ability to incorporate highlights and even investigate and correct errors that are in the source code. They can even improve its running, and after that redistribute these improved source code freely again. This definitely benefits everyone in the community.

5. What are the basic components of Linux?

Linux has these components: kernel, shells and GUIs, system utilities and application program. What makes Linux productive over other operating system is that every perspective goes with additional features and all codes for these are downloadable for free.

6. What is the importance of the GNU project?

This so-called free software movement allows several benefits, such as the freedom to run programs for any purpose and freedom to study and modify a program to your needs. It also enables you to redistribute copies of software to other people, as well as freedom to improve software and have it released to the public.

7. What is CLI?

CLI (Command Line Interface) is the interface that empowers customer to write declared commands to prepare the PC to implement operations. CLI offers a perfect flexibility. Regardless, other customers who are already familiarizing with using GUI find it difficult to recall commands consolidating properties that come with it.

8. How do you open a command prompt when issuing a command?

To open the default shell, press Ctrl-Alt-F1. This will give a command line interface (CLI) from which you can run commands as required.

9. How can you find out how much memory Linux is using?

From a command shell, use the “concatenate” command: cat /proc/meminfo for memory usage information. You should see a line starting something like: Mem: 64655360, etc. This is the total memory Linux thinks it has available to use.

10. What is typical size for a swap partition under a Linux system?

The favored size for a swap partition is twice the measure of physical memory available on the system. If this is not possible, then the base size should be the same as the measure of memory installed.

11. Does the Ctrl +Alt + Del key combination work on Linux?

Yes, it does. Same like Windows, you can use this key combination to play out a system restart. One difference is that you won't be getting any confirmation message and thusly, reboot is fast.

12. Are drives such as hard drive and floppy drives represented with drive letters?

No. In Linux, each drive and device has different assignments. For example, floppy drives are insinuated as/dev/fd0 and/dev/fd1. IDE/EIDE hard drives are implied as/dev/hda,/dev/hdb,/dev/hdc, and so on.

13. In Linux, what names are assigned to the different serial ports?

Serial ports are recognized as/dev/ttyS0 to/dev/ttyS7. These are the equivalent names of COM1 to COM8 in Windows.

14. How do you access partitions under Linux?

Linux consigns numbers toward the complete of the drive identifier. For example, if the main IDE hard drive had three basic allocations, they would be named/numbered, /dev/hda1, /dev/hda2 and/dev/hda3.

In a Python programming interview, candidates are assessed on their proficiency with Python language features, coding skills, and problem-solving abilities. Interview questions typically cover a range of topics, including basic syntax, data structures, and algorithms. Candidates may be asked to demonstrate their understanding of Python's key features such as dynamic typing, list comprehensions, and decorators. top interview python programming question and answers prepared by industry experts:
1. What are Python's key features? Answer: Dynamic Typing: Variable types are determined at runtime, not in advance. Interpreted Language: Python code is executed line by line, making it easy to test and debug. Object-Oriented: Python supports classes and objects, enabling OOP principles like inheritance and encapsulation. Easy Syntax: Python's syntax is clear and readable, making it user-friendly and reducing the learning curve. Extensive Standard Library: Python includes a comprehensive standard library for various tasks, such as file handling, web development, and more. Cross-Platform: Python is available on multiple operating systems, including Windows, macOS, and Linux.
2. Explain the difference between list and tuple in Python. Answer: Mutability: Lists are mutable, meaning you can change their contents (e.g., add, remove, or modify elements). Tuples are immutable; once created, their contents cannot be changed. Syntax: Lists use square brackets [] (e.g., [1, 2, 3]), while tuples use parentheses () (e.g., (1, 2, 3)). Performance: Tuples have a slight performance advantage over lists for read operations due to their immutability, which allows for optimizations.
3. How does Python handle memory management? Answer: Python uses automatic memory management through a garbage collection mechanism. It employs a reference counting system to keep track of the number of references to each object. When the reference count drops to zero, meaning no references to the object remain, the memory occupied by that object is freed. Python also includes a cyclic garbage collector to handle reference cycles, which reference counting alone cannot address.
4. What is the difference between deepcopy and shallow copy? Answer: Shallow Copy: Creates a new object but inserts references into it to the objects found in the original. Changes to mutable objects within the shallow copy will be reflected in the original object. Use copy.copy() to create a shallow copy. Deep Copy: Creates a new object and recursively copies all objects found in the original object, ensuring that the new object is independent of the original. Changes to the deep copy will not affect the original object. Use copy.deepcopy() to create a deep copy.
5. How do you handle exceptions in Python? Answer: Exceptions in Python are handled using try, except, else, and finally blocks: python try: # Code that might raise an exception result = 10 / 0 except ZeroDivisionError: # Code to execute if an exception occurs print("Cannot divide by zero.") else: # Code to execute if no exceptions occur print("Operation successful.") finally: # Code that will always execute print("Execution completed.")
6. What is a Python decorator and how is it used? Answer: A decorator is a function that modifies or extends the behavior of another function or method. It is applied using the @decorator_name syntax before the function definition. Decorators are often used for logging, access control, instrumentation, and more. Example: python def decorator_function(func): def wrapper(): print("Something is happening before the function is called.") func() print("Something is happening after the function is called.") return wrapper @decorator_function def say_hello(): print("Hello!") say_hello()
7. What are Python generators and how do they work? Answer: Generators are iterators that allow you to iterate over a sequence of values lazily, meaning values are produced on-the-fly rather than storing the entire sequence in memory. They are created using functions with the yield keyword. Each call to yield produces a value and suspends the function's execution until the next value is requested. Example: python def generate_numbers(): for i in range(5): yield i gen = generate_numbers() for number in gen: print(number)
8. Explain the concept of Python's Global Interpreter Lock (GIL). Answer: The Global Interpreter Lock (GIL) is a mutex that protects access to Python objects, preventing multiple native threads from executing Python bytecodes concurrently. This means Python threads are not fully parallel, which can limit multi-threaded performance. However, I/O-bound tasks can benefit from threading, while CPU-bound tasks may require multiprocessing to bypass the GIL limitations.
9. What is the difference between __str__ and __repr__ methods in Python? Answer: __str__: Used to define a user-friendly string representation of an object, meant for display and readability. It is called by the print() function and str(). __repr__: Used to define a developer-friendly string representation of an object, intended for debugging and development. It is called by the repr() function and is often more detailed, showing the object's internal state.
10. How do list comprehensions work in Python? Answer: List comprehensions provide a concise way to create lists. They consist of an expression followed by a for clause, and optionally additional for or if clauses. They are generally more compact and readable than using traditional loops. Example: python squares = [x**2 for x in range(10) if x % 2 == 0] # Output: [0, 4, 16, 36, 64] These questions cover a range of fundamental Python concepts and should help you prepare for a variety of programming interviews. Please visit us- www.multisoftsystems.com

Data driven framework: In this framework, the test data is separated and kept outside the Test Scripts, while test case logic resides in Test Scripts.  Test data is read from the external files (Excel Files) and are loaded into the variables inside the Test Script. Variables are used for both input values and for verification values. Keyword driven framework: The keyword driven frameworks requires the development of data tables and keywords, independent of the test automation.  In a keyword driven test, the functionality of the application under test is documented in a table as well as step by step instructions are set for each test.

1. What is Selenium 2.0?

Selenium 2.0 is the most widely used tool of selenium family. This API fit with the same role played by Selenium RC. Format for expressing webdriver: Selenium 1.0 (IDE) + RC = Selenium 2.0

2. Mention what is Selenium 3.0?

Selenium 3.0 is the advanced version of Selenium and is mainly used tool for user-focused automation of mobile and web apps. 3) Explain what is Data driven framework and Keyword driven? Data driven framework: In this framework, the test data is separated and kept outside the Test Scripts, while test case logic resides in Test Scripts.  Test data is read from the external files (Excel Files) and are loaded into the variables inside the Test Script. Variables are used for both input values and for verification values. Keyword driven framework: The keyword driven frameworks requires the development of data tables and keywords, independent of the test automation.  In a keyword driven test, the functionality of the application under test is documented in a table as well as step by step instructions are set for each test.  

4. List out the test types that are supported by Selenium?

Selenium supports the following test types:

• Functional, Learn More about Functional Testing.
• Regression

For post release validation with continuous integration automation tool could be used:

• Jenkins
• Hudson
• Quick Build
• CruiseCont

5. Mention what is the use of X-path?

X-Path is used to find the Web Element in web pages. Moreover, it is used to identify the dynamic elements.

6. List out the technical challenges with Selenium?

Technical challenges with Selenium are:

• Selenium supports only web based applications
• It does not support the Bitmap comparison
• For any reporting related capabilities have to depend on third party tools
• No vendor support for tool compared to commercial tools like HP UFT
• As there is no object repository concept in Selenium, maintainability of objects becomes difficult

7. What is the difference between type keys and type commands?

Type Keys() will trigger JavaScript event in most of the cases whereas .type() won’t. Type key populates  

1. Explain what is ETL?

ETL is the process of transferring data from source database to the sink data warehouse. In this process, there are 3 different processes like E for Extract the data, T for Transform the data and L for Load the data. The data is extracted from the source database in the extraction process which is then transformed into the required format and then loaded to the sink data warehouse.

2. Mention what are the types of data warehouse applications and what is the difference between data mining and data warehousing?

The types of data warehouse applications are:

• Info Processing
• Analytical Processing
• Data Mining

Data mining can be define as the process of extracting hidden predictive information from huge databases and interpret the data while data warehousing may make use of a data mine for analytical processing of the data in a faster way. Data warehousing is the way of aggregating data from multiple sources into one common repository.  

3. What is fact? What are the types of facts?

Fact is a central component of a multi-dimensional model which contains the measures to be examined. Facts are related to dimensions. Types of facts are:

• Additive Facts
• Non-additive Facts
• Semi-additive Facts

4. Explain what are Cubes and OLAP Cubes?

Cubes are data handling units included of fact tables and dimensions from the data warehouse. It provides multi-dimensional analysis. OLAP stands for Online Analytics Processing, and OLAP cube stores large data in multi-dimensional form for reporting purposes. It consists of facts called as measures categorized by dimensions.

5. Explain what is tracing level and what are the types?

Tracing level is the amount of data placed in the log files. Tracing level can be classified in two types Normal and Verbose. Normal level describes the tracing level in a comprehensive manner while verbose explains the tracing levels at each and every row.

6. Explain what fact less fact schema is and what is Measures?

A fact table without measures is known as Fact less fact table. It can view the number of occurring events. For example, it is used to record an event such as employee count in a company. The numeric data is based on columns in a fact table is called as Measures

7. Explain what is transformation?

A transformation is a repository object which produces, modifies or passes data. Transformations are of two types:

• Active
• Passive

8. Explain the use of Lookup Transformation?

The Lookup Transformation is used for:

• Getting a related value from a table using a column value
• Update slowly changing dimension table
• Verify whether records already exist in the table

9. Mention what is the advantage of using Data Reader Destination Adapter?

The advantage of using the Data Reader Destination Adapter is that it populates an ADO record set in memory and exposes the data from the Data Flow task by implementing the Data Reader interface, so that other application can consume the data.

10. Using SSIS (SQL Server Integration Service) what are the possible ways to update table?

To update table using SSIS the possible ways are:

• Use a SQL command
• Use Cache
• Use a staging table
• Use the Script Task
• Use full database name for updating if MSSQL is used

11. In case you have non-OLEDB (Object Linking and Embedding Database) source for the lookup what would you do?

In case if you have non-OLEBD source for the lookup then you have to use Cache to load data and use it as source

12. In what case do you use dynamic cache and static cache in connected and unconnected transformations?

Dynamic cache is used when you have to update master table and slowly changing dimensions (SCD). For flat files Static cache is used

13. What is Bus Schema?

For the various business processes to identify the common dimensions, BUS schema is used. It comes with a conformed dimension along with a standardized definition of information

14. Explain what is data source view?

A data source view defines the relational schema which will be used in the analysis services databases. Rather than directly from data source objects, dimensions and cubes are created from data source views.

15. How you can extract SAP data using Informatica?

With the power connect option you extract SAP data using informatica

• Install and configure the Power Connect tool
• Import the source into the Source Analyzer. Between Informatica and SAP Power connect act as a gateway. The next step is to generate the ABAP code for the mapping then only informatica can pull data from SAP
• To connect and import sources from external systems Power Connect is used

16. Explain what is data purging?

Data purging is a process of removing data from data warehouse. It deletes junk data's like rows with null values or extra spaces.

17. Explain what are Schema Objects?

Schema objects are the logical structure that directly refers to the databases data. A schema object includes tables, sequence synonyms, views, indexes, clusters, functions packages and database links.

The Architect interview contains common questions as every company needs a guy to perform drawings. So here we bring Questions and Answers to help candidates who are appearing for interviews. Generally Manufacturing companies only hire such people and they don’t ask you deep queries in AUTOCAD but if you are applying for a software company you can expect complex questions. So we prepared this post to help you on answering both of the Questions.

1. AutoCAD?

AutoCAD is a software program widely used design 2-D and 3-D images.  It gives the tools by which a complete design of the product can be done. It also has the option to design detailed layout, which can be automatically drawn by using source model.

2. How to uses of AutoCAD?

AutoCAD can be used to visualize the imaginary view of the product on a system. In AutoCAD, it is possible by the drafter to make the changes in the product before it gets finalized for design. It also offers the freedom for the designer to implement their several thoughts and represent them to their clients.

3. What are the fields where you see maximum use of AutoCAD?

AutoCAD is used for developing building layouts and is more popular among

• Architects
• Engineers
• Builders

4. How you can create a user interface in AutoCAD?

User interface can be created by using the command prompts to draw the plots and dialog boxes. The dialog boxes can be displayed by the use of PLOT command and the external database commands (ASE).  Setting of CMDDIA to 1, allows the dialog boxes to run the command.  The user interface creation also needs the command line to display the entire file so that it can be edited or customized easily.

6. What is the function of vertical integration?

Vertical integration program is use to improve the architectural design of 3D object.  The 3D objects can include walls and other things that are allied with the data having information and objects like lines and circles. The data is programmed in such a manner that it signifies only the architectural products and the extracted files, and can be changed according to the requirement.

7. Variant in AutoCAD?

Variants are used to help in creation, visualizing and rendering the 3D models with 3D printing as well.  Variants enable you to use the functionality of various applications according to the need.

8. What are grips?

Grips: These are the small boxes that appear on the objects you choose.  You can edit an object by dragging a grip.

9. What is the process to draw a line more than one time and save it automatically?

When a requirement arises to draw a new line the process opens up a new file in a new session to write the file. AutoCAD enables saving multiple drawing for each session. The files are saved by using the file extension .dwg and it can be changed by using the browser.

10. What are the steps that enable the drag and drop feature in AutoCAD?

AutoCAD provides a way to drag and drop the elements by the use of “NOUN” and “VERB” in a dialog box.  It allows the object to move from one place to another.  Likewise, the remove or editing function can be done by using “MOVE and ERASE”.

11. What are the features corrected by AutoCAD?

AutoCAD detects the problem and correct it by removing the corruption with the drawing parts.  With the available option of adding additional vertices, it also adds vertices to the poly-lines. The error can be corrected or neglected by finding out the exact location of the poly-line that has zero vertices.  The object can be deleted or removed after there is no use of it in the system.

12. What you are supposed to do when “Enter Attributes” dialogue doesn’t display?

When such problems occur, two variable ATTREQ and ATTDIA control this function. Make sure both the variables are set to 1 and not 0.

14. How you can hide the specific layers when plotting in AutoCAD?

To hide the specific layers while plotting, you can use various options like turning off the layers for plotting, freezing the layers and turning off. Turning off for plotting will show the layers on the screen but won’t output on printing. The layers that are turned off will hide the layers and also it will not appear on the screen.

15. In what situation command prompt appears instead of a dialog boxes?

If a file command is imported from a script or AutoLISP/ ObjectARX/ ADSRX a command prompt appears instead of a dialog box.

16. In AutoCAD, what is the command that is used to rotate the grid at 45 degrees?

UCS command is used to rotate the grid at 45 degrees.

17. Why AutoCAD WS is more popular among mobile users?

AutoCAD WS provides many options for mobile application developer like edit, view and share.  They can easily share the application wherever they go and can develop an application in a matter of time. The application can be downloaded and installed from anywhere in the world, ignoring the licensing problem. The users can save file in any format and can run the application on any platform with ease.

18. How can you make a spring, spiral or screw thread?

To make a spiral or screw thread use an AutoLISP routine such as spiral.1sp, it will create a spiral path according to your need. Then you can use EXTRUDE command with a reference object, using the spiral as the path.  Also, there is another way you can do this, by using Mechanical Desktop (MDT) or Autosurf by using augmented lines as path.

19. Tell me how you assign the keyboard characters or function keys to AutoCAD commands?

By editing the ACCELERATORS section of the AutoCAD menu file we can assign keyboard characters to AutoCAD commands.

20. What will you do when command prompts appear on the command line instead of ASE dialog box and plot dialog box?

CMDDIA variable controls the display of dialog boxes. To enable these dialog boxes you have to set CMDDIA to 1.

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