Top 20 Java Programming Coding Interview Questions and Answers

Coding is an integral part of any programming language. It is the most important phase of an interview. Interviewee checks the capability of thinking of any particular. I think one should never be hired without testing coding skill. Most of the tech giants like Google, Amazon, and Facebook highly test the coding skill of the developer they hire. Some companies like Amazon, filter the developer who can code by …

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Top 20 C Programming | Coding Interview Questions and Answers

Most Frequently asked C programming | Coding Interview Questions and answer for Fresher C is a powerful high-level programming language.  It is a fast, portable and available for all platforms. C is called as mother language of all programming language. It is used for creating a wide range of system applications for different OS like Windows, iOS. It is highly efficient, that’s why it is popular for decades. It’s …

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Top 30 SQL Query Interview Questions and Answers

Most Frequently Asked SQL Query Interview Questions To understand SQL queries better, let’s make a table and see the practical implementation of the queries. Create a table and named it ‘employee. Remember, SQL is not case sensitive so you can write queries and data in uppercase and lowercase both. It will not create any complication for executing queries. The table looks like as follows- Emp_id First_name Last_name Salary Department …

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Top 10 WCF Interview Questions and Answers

  1. What is WCF? Windows Communication Foundation (WCF), earlier known by the name Indigo, is a run-time platform and a set of APIs in the .NET Framework for building, configuring, and deploying Service Oriented Applications. It was deprecated to develop advanced HTTP-based web services. It supports multiple languages and multiple platforms. 2. What are the fundamentals of WCF? These are the fundamentals of WCF as follows: Message A …

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Top 20 UiPath Interview Questions and Answers

RPA UiPath Interview Questions and Answers for Fresher  1. What is RPA? RPA is an acronym for Robotic Process Automation. Robotic In RPA, Robotic is termed as an entity or machine which tries to mimic human actions or capable of doing complex tasks programmed by the computer. Process It is any meaningful task done by a sequence of steps. Automation Automation is doing a task without human intervention and, …

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Top 20 OpenStack Interview Questions and Answers

Most Frequently Asked OpenStack Interview Questions and Answers for Freshers 1. Describe OpenStack. OpenStack is designed as the future of cloud computing and developed as free and open-source software that facilitates a cloud computing platform to build and manage both the public and private clouds infrastructure. It is managed by one of the biggest communities: OpenStack Foundation as a non-profit organization that oversees both development and community. It works …

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Blockchain Interview Questions and Answers

Commonly Asked Blockchain Interview Questions and Answers 1. What do you understand by Blockchain? Blockchain is a chain of blocks made up of digital pieces of information or can be defined as the growing list of records linked via cryptography. Each block on the chain contains a cryptographic hash of the previous block, a timestamp, and transaction data. Blockchain is an open, distributed, decentralized, public ledger that can record transactions between two …

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React Native Interview Questions and Answers

Top 40 React Native Interview Questions and Answers 1. What is React Native? React native is an open-source JavaScript framework designed by Facebook for native mobile applications development. It is based on a JavaScript library-React. React Native saves your development time as it enables you to build real and native mobile apps within a single language – JavaScript for both Android and iOS platforms, such that code once, run …

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Top 20 SAS Interview Questions and Answers

1. What is SAS and its functions? SAS (Statistical Analysis System) is statistical software designed by SAS Institute in 1960 for data inspection and report writing. SAS runs on Windows, UNIX and can be downloaded into Mainframe too. It is an integrated software suite that enables us to perform statistical analysis by altering, managing, and retrieving data from a variety of sources for software solution development. It provides a …

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Docker Interview Questions and Answers

Most frequently asked Docker Interview Questions and Answers for Fresher 1. What is Docker? Docker is a new form of Software Containerization in the field of IT. It is an open-source container service designed to facilitate applications deployment inside the software containers. It relies on Linux Kernel Features such as namespaces and cgroups ensuring that resource isolation and application packaging along with its dependencies. Docker was licensed under Apache …

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Xamarin Interview Questions and Answers

Top 20 Xamarin Interview Questions and Answers for Fresher 1) What is Xamarin? Xamarin is a .NET framework. It allows to create an application that run on multiple platforms. Xamarin Tutorial uses C# language and .NET framework to deliver native Android, iOS and Windows apps. 2) How many ways we create Xamarin applications? There are three ways in Xamarin to build great apps.

3) What is TestFlight? TestFlight …

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iOS (iPhone, iPad) Interview Questions and Answer

Top 20 Most Frequently asked iOS Interview Questions and Answers 1) What is iOS? iOS is a mobile operating system developed by Apple Inc. iOS offers iPhone and iPad application development using Objective C programming. 2) Why is the importance of using design pattern? Design pattern facilitate reusable solution of common problems. Design pattern provides template designs which help to write code that are easy to understand and reuse. …

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Top 20 PhoneGap Interview Questions and Answers

1) What is PhoneGag? PhoneGap is open source framework which is used for develop mobile application. PhoneGap uses web technologies like CSS3, HTML5 and JavaScript instead of using any core mobile developing language (likes Java, C#, Objective C). 2) What are the features provided by PhoneGap? Robust Backend: PhoneGap has a robust backend system that tremendously speeds up the development process and reduces developer’s efforts. Open Source Nature: PhoneGap framework is …

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Meteor Interview Questions

1) What is Meteor or MeteorJS? Meteor is a JavaScript platform used for developing web and mobile applications. Applications develop using Meteor framework supports different platforms (like windows, android, ios). Meteor includes a key set of technologies such as Node.js and general JavaScript community. 2) What are the features of Meteor? Web and mobile: Meteor provide platform for developing Android, IOS and Web apps. Packages: Meteor support huge number of packages …

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Ionic Interview Questions

Top 20 Ionic Interview Questions and Answers for Freshers 1) What is Ionic framework? Ionic is open source HTML5 framework used for hybrid mobile application development. It provides tools and services for building Mobile UI with native looks and feel. 2) What are the features provided by Ionic? Following important features provided by Ionic are: It uses AngularJS MVC architecture for developing rich single page application. It gives implementation of CSS components to …

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Cordova Interview Questions

Top 20 Cordova Interview Questions and Answers for Freshers 1) What is Cordova? Cordova is a mobile application development framework. Cordova allows building mobile application using HTML5, CSS3, and JavaScript. Cordova is used for making hybrid mobile apps. 2) What are the features of Cordova? Cordova provides several features some of them are as follows: Command line interface used for starting project, building processes for different platforms, installing plugins. Cordova …

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Data structure & Algorithm Interview Questions

1) What is Data Structure? Data structure is a way of storing, collecting and organizing data into the main memory. It makes data access more efficient and increase performance. Array, List, Queue are some important data structures. 2) How many types of Data Structure. There are 2 types of Data Structure:

Primitive- It is a basic data structure that directly operate the machine instructions. Integer, Floating point numbers, Character …

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MathML Interview Questions

1) What is MathML? MathL stands for Mathematical Markup Language. It is extended form of XML. It is used to describe mathematical and scientific notations. 2) Who is the developer of MathML? World Wide Web Consortium is the developer of MathML. 3) What is the latest version of MathML? The latest version of MathML is 3.0. 4) Why MathML is important in comparison to HTML? MathML provides different tag to …

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Google Maps Interview Questions

1) What is Google Maps? Google Maps is a web-based service developed by Google. It contains geographical information and provides routes and information to the client. 2) What are the features provided by Google Maps? Following are the features of Google Maps. It searches places and route directions. It provides distance information. It helps to find traffic details and navigation. It shows street views. 3) What are the steps …

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