Basic JScript and HTML

1. Which of the following functions is a valid type of function that javascript supports?

• named function

• anonymous function

• Both A and B are true.

• None of the above

Which of these contains an executable statement?

• // var x = 0; // var y = 0;

• /* var x = 0; // var y = 0; */

• /* var x = 0; */ var y = 0;

• // var x = 0; /* var y = 0; */

HTML is considered as ______ ?

• Programming language

• OOP language

• High level language

• Markup language

HTML uses ______?

• User-defined tags

• Predefined tags

• Fixed tags defined by the language

• Tags for links only

Which of the following is not a browser?

• Mozilla Firefox

• Netscape

• Microsoft Bing

• Opera

If we want to set the style for just one element, which css selector will we use?

• id

• text

• class

• name

Which of the following is true about variable naming conventions in JavaScript?

• JavaScript variable names must begin with a letter or the underscore character.

• JavaScript variable names are case sensitive.

• Both of the above.

• None of the above

Which keyword creates a constant in JavaScript?

• let

• var

• const

• constant

React component names must begin with an uppercase letter.

• True

• False

What is the correct syntax to import a Component from React?

• import {Component} from 'react'

• import Component from 'react'

• import [Component] from 'react'

• import React.Component from 'react'