Which is not features of JavaScript?

Which is not a features of JavaScript?

Javascript as the client-side does not allow the reading and writing of files. There are no multithreading capabilities of javascript. Javascript cannot be used for networking applications. It can be disabled.

What are the features of JavaScript?

JavaScript Features

  • Object-Centered Script Language. Object Centered Language features built in the object as Java Script has a window object. …
  • Client Edge Technology. …
  • Validation of User’s Input. …
  • Else and IF Statement. …
  • Interpreter Centered. …
  • Ability to Perform In Build Function. …
  • Case Sensitive Format. …
  • Light Weight and delicate.

What do you mean by JavaScript and its features?

JavaScript is a lightweight, cross-platform, and interpreted scripting language. It is well-known for the development of web pages, many non-browser environments also use it. JavaScript can be used for Client-side developments as well as Server-side developments.

What are the features and advantage of JavaScript?

Advantages of JavaScript

  • Speed. Client-side JavaScript is very fast because it can be run immediately within the client-side browser. …
  • Simplicity. JavaScript is relatively simple to learn and implement.
  • Popularity. …
  • Interoperability. …
  • Server Load. …
  • Gives the ability to create rich interfaces.
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What are JavaScript types?

There are six basic data types in JavaScript which can be divided into three main categories: primitive (or primary), composite (or reference), and special data types. String, Number, and Boolean are primitive data types. Object, Array, and Function (which are all types of objects) are composite data types.

What are the main features of JavaScript library?

Javascript Features

  • Light Weight Scripting language.
  • Dynamic Typing.
  • Object-oriented programming support.
  • Functional Style.
  • Platform Independent.
  • Prototype-based.
  • Interpreted Language.
  • Async Processing.

What are JavaScript functions?

A function in JavaScript is similar to a procedure—a set of statements that performs a task or calculates a value, but for a procedure to qualify as a function, it should take some input and return an output where there is some obvious relationship between the input and the output.

What are the features of jQuery?

Following are the important features of jQuery.

  • HTML manipulation.
  • DOM manipulation.
  • DOM element selection.
  • CSS manipulation.
  • Effects and Animations.
  • Utilities.
  • AJAX.
  • HTML event methods.

Which feature in JavaScript has properties and methods?

In JavaScript, functions are first-class objects, because they can have properties and methods just like any other object. What distinguishes them from other objects is that functions can be called. In brief, they are Function objects.

Which of the following is not JavaScript data types?

Which of the following is not JavaScript Data Types? Explanation: These are the JavaScript Data types: Number, String, Boolean, Object, Undefined.

Which of the following is correct about features of JavaScript?

Q 3 – Which of the following is correct about features of JavaScript? A – JavaScript is is complementary to and integrated with HTML.

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What are the limitations of JavaScript?

What are the limitations of JavaScript?

  • Client-side JavaScript does not allow the reading or writing of files. …
  • JavaScript could not used for networking applications because there is no such support available.
  • JavaScript doesn’t have any multithreading or multiprocessor capabilities.

What are the variables in JavaScript?

A JavaScript variable is simply a name of storage location. There are two types of variables in JavaScript : local variable and global variable. There are some rules while declaring a JavaScript variable (also known as identifiers). Name must start with a letter (a to z or A to Z), underscore( _ ), or dollar( $ ) sign.

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