Web Applications Quizzes for Year 10 Computing Students

Question 1

Which HTML element is used to create a main heading for a web page?

Accepted Answer

<h1>

Answer

Answer

<title>

Answer

<p>

Question 2

What is the purpose of the following CSS property: 'font-size: 16px'?

Accepted Answer

To change the font size of the text.

Answer

To change the text color.

Answer

To add a border to the element.

Answer

To set the background color of the element.

Question 3

Which JavaScript variable type can store a collection of data?

Accepted Answer

Array

Answer

Number

Answer

String

Answer

Boolean

Question 4

What does the following JavaScript function do: 'function addTwoNumbers(a, b) { return a + b; }'?

Accepted Answer

Adds two numbers and returns the result.

Answer

Prints the sum of two numbers.

Answer

Stores two numbers into variables.

Answer

Creates a new JavaScript object.

Question 5

Which HTML attribute is used to specify the link to another web page?

Accepted Answer

href

Answer

src

Answer

id

Answer

class

Question 6

What is the difference between inline and external CSS in web development?

Accepted Answer

Inline CSS is written within the <head> tag, while external CSS is defined in a separate file.

Answer

External CSS is written within the <head> tag, while inline CSS is defined in a separate file.

Answer

Inline CSS is more efficient than external CSS.

Answer

External CSS is more efficient than inline CSS.

Question 7

What is the purpose of the following HTML code: '<meta name="viewport" content="width=device-width, initial-scale=1">'?

Accepted Answer

To set the width and zoom level for different screen sizes.

Answer

To define the title of the web page.

Answer

To create a favicon for the website.

Answer

To specify the character set for the web page.

Question 8

In CSS, which property is responsible for controlling the distance between lines of text?

Accepted Answer

line-height

Answer

margin

Answer

padding

Answer

font-size

Question 9

What is the central purpose of using a database in a web application?

Accepted Answer

To store data.

Answer

To process data.

Answer

To display data.

Answer

To provide security.

Question 10

Which tool is commonly employed for testing the functionality of web applications?

Accepted Answer

Selenium

Answer

Postman

Answer

JIRA

Answer

Git

Question 11

What is the primary function of a compiler in a programming language?

Accepted Answer

To translate high-level code into machine code.

Answer

To interpret high-level code into machine code.

Answer

To check the syntax of high-level code.

Answer

To execute high-level code.

Question 12

What is the main purpose of the <head> element in HTML?

Accepted Answer

To provide information about the web page to browsers and search engines

Answer

To define the main content of the web page

Answer

To specify the stylesheet for the web page

Answer

To handle user interactions

Question 13

In CSS, which property sets the background color of an element?

Accepted Answer

background-color

Answer

background

Answer

color

Answer

fill

Question 14

In JavaScript, which event occurs when a user clicks on an element?

Accepted Answer

onclick

Answer

onmouseover

Answer

onchange

Answer

onload

Question 15

What is the primary purpose of using a server-side language in web development?

Accepted Answer

To process user requests and generate dynamic content

Answer

To style the web page

Answer

To add interactivity to the web page

Answer

To manage the user interface

Question 16

What is the primary function of a web hosting service?

Accepted Answer

To store and make web applications accessible on the internet

Answer

To develop and test web applications

Answer

To design the user interface of web applications

Answer

To handle user requests and generate dynamic content

Question 17

What is the primary purpose of the CSS property 'justify-content: space-around'?

Accepted Answer

To align elements horizontally with equal spacing

Answer

To make an element invisible

Answer

To make elements flexible and resizable

Answer

To add a border to an element

Question 18

What does the 'this' keyword in JavaScript primarily refer to?

Accepted Answer

The current object

Answer

The global object

Answer

A new object

Answer

A method on an object

Question 19

Which of the following best describes the difference between a client-side and server-side web application?

Accepted Answer

Client-side applications interact directly with the user's browser, while server-side applications run on a remote server.

Answer

Server-side applications interact directly with the user's browser, while client-side applications run on a remote server.

Answer

Client-side applications do not require an internet connection, while server-side applications do.

Answer

Server-side applications do not require an internet connection, while client-side applications do.

Question 20

Which HTTP status code indicates that a page or resource was not found?

Accepted Answer

404

Answer

200

Answer

500

Answer

301

Question 21

What is the primary responsibility of a web server?

Accepted Answer

To store, process, and deliver web content to clients.

Answer

To create and edit web pages

Answer

To search the internet

Answer

To send emails

Question 22

What is the main purpose of the 'src' attribute in an HTML image tag?

Accepted Answer

To specify the location of the image file

Answer

To specify the size of the image

Answer

To provide a description of the image

Answer

To set the format of the image

Question 23

What is a key benefit of using a CSS framework?

Accepted Answer

Provides pre-built styles and layout templates

Answer

Creates new HTML elements

Answer

Handles database interactions

Answer

Sends HTTP requests

Question 24

What is the primary purpose of the CSS property 'display: flex'?

Accepted Answer

To arrange elements horizontally

Answer

To make an element invisible

Answer

To make an element float

Answer

To change the font size

Question 25

Which JavaScript event listener is used to respond when an element is clicked?

Accepted Answer

onclick

Answer

onhover

Answer

onchange

Answer

onload

Question 26

Which of the following HTTP status codes indicates a successful request?

Accepted Answer

200

Answer

301

Answer

404

Answer

500

Question 27

Which CSS selector targets all elements with the class 'container'?

Accepted Answer

.container

Answer

#container

Answer

div.container

Answer

container

Question 28

What is the primary purpose of the JavaScript 'this' keyword?

Accepted Answer

To refer to the current element

Answer

To refer to the global object

Answer

To refer to the parent element

Answer

To refer to the child element

Question 29

Which of the following is not a widely used web development framework?

Accepted Answer

Microsoft Word

Answer

React

Answer

Angular

Answer

jQuery

Question 30

What is the primary purpose of the 'id' attribute in HTML?

Accepted Answer

To identify an element for scripting or linking

Answer

To style an element uniquely

Answer

To set the content of an element

Answer

To group related elements

Question 31

Which CSS property is used to set the width of an element?

Accepted Answer

width

Answer

length

Answer

size

Answer

dimension

Question 32

What is the difference between a 'const' and a 'let' variable in JavaScript?

Accepted Answer

Const variables cannot be reassigned, while let variables can.

Answer

Let variables cannot be reassigned, while const variables can.

Answer

Const variables are block-scoped, while let variables are function-scoped.

Answer

Let variables are block-scoped, while const variables are function-scoped.

Question 33

What is the role of a web server in web development?

Accepted Answer

To process user requests and deliver web pages

Answer

To store and manage website data

Answer

To design and create web pages

Answer

To connect to databases

Question 34

Which of the following is a commonly used programming language for server-side web development in Python?

Accepted Answer

Flask

Answer

Java

Answer

C++

Answer

Ruby

Question 35

Which of the following is a popular version control system used for collaborative web development?

Accepted Answer

Git

Answer

SVN

Answer

Mercurial

Answer

CVS

Question 36

Which HTML element is used to create a hyperlink?

Accepted Answer

a

Answer

span

Answer

div

Answer

p

Question 37

CSS stands for:

Accepted Answer

Cascading Style Sheets

Answer

Customized Style Sheets

Answer

Coordinated Style Sheets

Answer

Creative Style Sheets

Question 38

Which JavaScript event occurs when a user hovers over an element?

Accepted Answer

onmouseover

Answer

onload

Answer

onchange

Answer

onclick

Question 39

A server-side language is responsible for:

Accepted Answer

Processing requests and generating dynamic content

Answer

Storing user data

Answer

Providing interactivity

Answer

Styling the web page

Question 40

A web application that runs entirely in the browser is known as:

Accepted Answer

Single-page application

Answer

Web service

Answer

Desktop application

Answer

Multi-page application

Question 41

Which HTML attribute is used to specify the target frame for a link?

Accepted Answer

target

Answer

id

Answer

src

Answer

href

Question 42

Which of the following is a best practice for web security?

Accepted Answer

Use parameterized queries to prevent SQL injection

Answer

Store passwords in plain text

Answer

Allow users to input any characters in forms

Answer

Disable error logging

Question 43

The purpose of a web server is to:

Accepted Answer

Receive requests from clients and send back responses

Answer

Create and edit web pages

Answer

Store user data

Question 44

Which of the following is the correct syntax to denote a heading (level 1) in HTML?

Accepted Answer

<h1>Heading</h1>

Answer

<title>Heading</title>

Answer

Answer

<head>Heading</head>

Question 45

What is the primary function of CSS in web development?

Accepted Answer

To determine the appearance and layout of web pages

Answer

To create interactive elements on web pages

Answer

To handle user input on web pages

Answer

To store data on web pages

Question 46

What is the main purpose of a server-side language in the context of web development?

Accepted Answer

To process data and generate dynamic content

Answer

To control the layout of web pages

Answer

To manage user input on the client-side

Question 47

Which HTML tag is used to create a hyperlink?

Accepted Answer

<a>

Answer

<link>

Answer

<url>

Answer

<href>

Question 48

What is the key difference between a GET and a POST request in web development?

Accepted Answer

GET is used to retrieve data, while POST is used to submit data to the server

Answer

GET is used to submit data, while POST is used to retrieve data

Answer

GET is faster than POST

Question 49

What is the role of the 'index.html' file in a web application?

Accepted Answer

It serves as the entry point to the web application

Answer

It provides access to the server-side code

Answer

It stores user data

Answer

It contains the CSS styles for the application