JavaScript Console Input Output Question and Solutions πŸ’‘What is the output of the below program? πŸ’‘ What is the output of the below program? Explanation – Because, We have a return statement inside inner function Two, not from the Main function, hello, means the main function hello is not returning anything.To correct this we need […]

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React Interview Questions & Answers πŸ’‘ What is the difference between PureComponent and component? React.PureComponent is similar to React.Component. The difference between them is that React.Component doesn’t implement, but React.PureComponent implements it with a shallow prop and state comparison. PureComponent will do a shallow comparison on both props and state when they changed while Component […]

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Top React Routing Questions & Answers This Article contains Question of React Router V5 and V6 React Router v6https://reactrouter.com/docs/en/v6/getting-started/overview πŸ’‘ What are route matching components? Switch and Route are the two route matching components. When a <Switch> is rendered, it searches through its children <Route> elements to find one whose path matches the current URL. […]

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React JS Interview Questions & Answers βœ” What is NPX? The npx stands for Node Package Execute and is included with npm. If you install npm above version 5.2.0, npx will be installed as well. It’s a npm package runner that allows you to run any package from the npm registry without having to install […]

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Cyber Security Fundamental Questions & Answers What is a brute force attack? A brute force attack, or exhaustive search, is a cryptographic hack that uses trial-and-error to guess possible combinations for passwords used for logins, encryption keys, or hidden web pages. What is password spraying? Password spraying is a type of brute force attack. In […]

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Application & Web Security Interview Questions βœ” What is the meaning of 256-bit encryption? To transmit electronic documents or data over the internet, we use encryption algorithms and when encryption uses a key of 256-bit length, that is called 246-bit encryption. βœ” What is the Cipher suite? Cipher Suite is a set of algorithms that […]

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Angular Interview Questions & Answers πŸ’‘ What is ng-template in Angular? ng-template is a template element that is used with structural directives like *ngIf, *ngFor, [ngSwitch], and custom directives that we create. So what happens here, Actually Angular converts the above structural directive to the below ng-template code: πŸ’‘ How can we manually use *ngIf […]

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Angular Interview Questions & Answers πŸ’‘ What is property binding and attribute binding? βœ” Property binding in Angular helps you set values for properties of HTML elements or directives.In this example, src is the name of the element property. βœ” Attribute binding in Angular helps you set values for attributes directly. With attribute binding, you […]

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Top 30 JavaScript Interview Questions βœ‹ What are the features of ES6? Classes Modules Default Parameters > function(height = 50, color = ‘red’) { } Template Literals > Your name is ${first} ${last}. Multi-line Strings >By using backticks. Destructuring Assignment Arrow Functions Promises > ES6 introduced Promises, is a First class representation of a value […]

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