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Coming to the next set of interview questions for web developers, here is a common question for JavaScript. 50. What are undefined and undeclared variables in JavaScript? Variables that have been declared already but not initialized are known as undefined variables. On the other hand, if a vari...
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If the candidate is working on the solution using a laptop, and starts by writing a unit test like below, I consider the candidate a good findfunction toInts(strings) { return strings.map(parseInt); } it('converts the strings into integers', function () { expect(toInts([...
1. Why use Bootstrap? Answer: It supports all web browsers like Internet Explorer, Google Chrome, Firefox, Opera, Safari, etc. It is a compelling front-end framework; mobile-first styles are installed with a bootstrap3 framework. It is elementary to start as one needs to have an idea of...
15 Essential C# Interview Question from Toptal C# interview questions from dotnetfunda.com Top 50 C# Interview Questions & Answers 50 C# Coding Interview Questions and Answers 20 C# OOPS Interview Questions and Answers 30+ C# Interview Questions ...
Question-66. If a pointer declared for a class, which operator can be used to access its class members ?Answer- Arrow (->) operator can be used for the same.Question-67. What is difference between including the header file with-in angular braces < > and double quotes ““ ?
a)When no mock is set up, any interaction on spy results in calling the real methods. But it still allows you to verify the interactions with the spied object – was a method called, how many times the method was called, what were the arguments using which the method was called, etc....
Question: FInd the sales of Product A and B in 2022 and 2023 Output Data: Product sales_2022 sales_2023 A 100 200 B 150 250 Query Used: SELECT product, [2022] AS sales_2022, [2023] AS sales_2023 FROM ( SELECT product, year, sales FROM sales ) AS SourceTable PIVOT ( SUM(sales)...
Question: What is the best front-end framework for Spring Boot and why? There are several alternatives. Some of the most popular are: AngularJS with Spring Boot:This is a very powerful combination to create Web application with light footprint. You can scaffold a front end...