Web Development Technologies: Master the Fundamentals of Web Development

Question 1

Which JavaScript framework is widely used for creating interactive front-end web applications?

Accepted Answer

React.js

Answer

C++

Answer

jQuery

Answer

Node.js

Question 2

In CSS, which property is used to change the background color of an HTML element?

Accepted Answer

background-color

Answer

text-color

Answer

background

Answer

color

Question 3

Which of the following technologies is NOT considered a core web development technology?

Accepted Answer

PHP

Answer

HTML

Answer

JavaScript

Answer

CSS

Question 4

What is the primary purpose of HTML in web development?

Accepted Answer

To define the structure and content of a web page.

Answer

To style the appearance of a web page.

Answer

To add interactivity to a web page.

Answer

To manage data on a web page.

Question 5

Which CSS property is used to specify the background color of an HTML element?

Accepted Answer

background-color

Answer

color

Answer

background-image

Answer

background

Question 6

What is the primary purpose of an 'event listener' in JavaScript?

Accepted Answer

To respond to user interactions or system events.

Answer

To control the flow of a JavaScript program.

Answer

To store data in a web application.

Answer

To define the behavior of a web page.

Question 7

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

Accepted Answer

GET requests retrieve data, while POST requests submit data to a server.

Answer

POST requests are faster than GET requests.

Answer

GET requests are more secure than POST requests.

Question 8

What is the primary function of a web server in web development?

Accepted Answer

To store and deliver web pages to clients.

Answer

To manage database connections and perform data operations.

Answer

To process user input and generate dynamic responses.

Answer

To compile and execute JavaScript code on the server-side.

Question 9

Which of the following is a key benefit of using a version control system in web development?

Accepted Answer

Collaboration and tracking of changes over time.

Answer

Enhanced security for code repositories.

Answer

Improved speed and efficiency in development.

Question 10

What is the main purpose of a 'stylesheet' in web development?

Accepted Answer

To define the appearance and layout of a web page.

Answer

To optimize the performance of a web page.

Answer

To store and manage data for a web application.

Answer

To handle user interactions and events.

Question 11

Which of the following is NOT considered a semantic HTML element?

Accepted Answer

div

Answer

article

Answer

header

Answer

footer

Question 12

In CSS, which property controls the amount of space between lines of text?

Accepted Answer

line-height

Answer

word-spacing

Answer

text-spacing

Answer

letter-spacing

Question 13

In JavaScript, which method is used to create a new HTML element?

Accepted Answer

createElement()

Answer

appendChild()

Answer

getElementById()

Question 14

What is the primary purpose of a web framework?

Accepted Answer

To provide pre-built components and abstractions for web development tasks

Answer

To handle database connections and queries

Answer

To generate dynamic content on web pages

Answer

To ensure compatibility across multiple web browsers

Question 15

Which of the following is NOT a widely used JavaScript framework?

Accepted Answer

ASP.NET

Answer

React

Answer

Vue.js

Answer

Angular

Question 16

What is the fundamental distinction between GET and POST requests in HTTP?

Accepted Answer

GET is intended for retrieving data, while POST is used for submitting data to a server

Answer

GET is for creating new data, while POST is for updating existing data

Answer

GET is a synchronous request, while POST is an asynchronous request

Question 17

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

Accepted Answer

To host and serve web content to clients

Answer

To execute web scripts and applications

Answer

To store and manage website data

Answer

To provide security measures and authentication mechanisms

Question 18

Which of the following is a tool specifically designed for testing websites across multiple browsers?

Accepted Answer

BrowserStack

Answer

Prettier

Answer

eslint

Answer

Redux

Question 19

What is the primary function of a content management system (CMS) in web development?

Accepted Answer

To facilitate the management and publication of website content

Answer

To manage user accounts and authentication

Answer

To design and customize the visual appearance of websites

Answer

To enable real-time chat and messaging functionality

Question 20

Which HTML element is primarily used to define the main content of a web page?

Accepted Answer

<main>

Answer

Answer

Answer

<nav>

Question 21

In CSS, which property is used to specify the background color for an element?

Accepted Answer

background-color

Answer

bg-color

Answer

background

Answer

color

Question 22

In JavaScript, what is the primary purpose of the 'fetch()' method?

Accepted Answer

To make asynchronous HTTP requests for data retrieval

Answer

To parse HTML documents

Answer

To create new elements in the DOM

Question 23

In HTML, which attribute is used to specify alternative text for an image, enhancing accessibility for users with visual impairments?

Accepted Answer

alt

Answer

title

Answer

caption

Answer

desc

Question 24

In HTML, what is the fundamental difference between semantic and non-semantic elements?

Accepted Answer

Semantic elements convey the meaning of their content, while non-semantic elements focus on presentation.

Answer

Semantic elements are deprecated, while non-semantic elements are preferred.

Question 25

In web development, what is the primary benefit of utilizing a version control system?

Accepted Answer

It facilitates collaboration, enables tracking of changes, and provides rollback capabilities.

Answer

It protects the website from malware

Answer

It improves website performance

Question 26

Which of the following is NOT a semantic HTML element?

Accepted Answer

DIV

Answer

HEADER

Answer

ARTICLE

Answer

SECTION

Question 27

Which CSS property is used to set the distance between lines of text?

Accepted Answer

line-height

Answer

letter-spacing

Answer

text-indent

Question 28

Which JavaScript event is triggered when a user hovers over an element?

Accepted Answer

mouseover

Answer

click

Answer

change

Answer

keydown

Question 29

Which of the following is a popular front-end development framework?

Accepted Answer

React

Answer

Flask

Answer

Spring Boot

Answer

Django

Question 30

What is the primary purpose of a web server?

Accepted Answer

To deliver web pages to clients

Answer

To store web pages

Answer

To process user requests

Answer

To manage databases

Question 31

Which HTML attribute defines the relationship between two documents?

Accepted Answer

rel

Answer

src

Answer

href

Question 32

Which CSS selector matches all elements with a class of 'container'?

Accepted Answer

.container

Answer

div.container

Answer

#container

Answer

container

Question 33

Which JavaScript method converts a string to uppercase?

Accepted Answer

toUpperCase()

Answer

UPPERCASE()

Answer

toUpper()

Answer

upperCase()

Question 34

Which of the following is a recommended practice for web development?

Accepted Answer

Use semantic HTML elements

Answer

Use inline CSS

Answer

Avoid using JavaScript

Answer

Use tables for layout

Question 35

Which of the following is NOT a valid HTML element?

Accepted Answer

my-element

Answer

footer

Answer

header

Answer

article

Question 36

What is the primary purpose of using CSS in web development?

Accepted Answer

To control the visual layout and presentation of the web page.

Answer

To handle user input and events.

Answer

To add dynamic functionality to the web page.

Question 37

Which JavaScript event listener is used to handle user mouse hovers?

Accepted Answer

mouseover

Answer

click

Answer

load

Answer

change

Question 38

What is a key benefit of using a web framework?

Accepted Answer

Provides a collection of pre-designed components and tools to expedite development.

Answer

Enhances security of the web application by default.

Answer

Always improves performance of the web application.

Question 39

Which of the following is NOT a characteristic of responsive web design?

Accepted Answer

Fixed element sizes

Answer

Adaptive content

Answer

Fluid layouts

Answer

Media queries

Question 40

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

Accepted Answer

Provides alternative information for users who cannot see the image, such as for accessibility purposes.

Answer

Defines the source of the image file.

Answer

Sets the physical size of the image on the page.

Question 41

Which CSS property is used to define the space between lines of text?

Accepted Answer

line-height

Answer

padding

Answer

font-size

Answer

margin

Question 42

What is a common use case for a content management system (CMS)?

Accepted Answer

Enabling non-technical users to create, edit, and manage website content without the need for extensive technical knowledge.

Answer

Enhancing the security of a website.

Answer

Improving the performance of a website.

Question 43

What is the main purpose of the 'document' object in JavaScript?

Accepted Answer

Serves as a representation of the HTML document, allowing access and manipulation of its elements and properties.

Answer

Provides access to the server-side code.

Answer

Handles user input and events.

Question 44

Which of the following is **NOT** a primary technology used in web development?

Accepted Answer

Java

Answer

HTML

Answer

CSS

Answer

JavaScript

Question 45

What is the primary purpose of HTML in web development?

Accepted Answer

Define the structure and content of a web page

Answer

Manage the user interface of a web page

Answer

Style the appearance of a web page

Answer

Add interactivity to a web page

Question 46

Which CSS property is used to modify the background color of an element?

Accepted Answer

background-color

Answer

color

Answer

bg-color

Answer

background

Question 47

What is the key difference between the getElementById() and getElementsByTagName() methods in JavaScript?

Accepted Answer

getElementById() returns a single element while getElementsByTagName() returns a collection of elements

Answer

getElementById() returns a collection of elements while getElementsByTagName() returns a single element

Question 48

Which of the following frameworks is primarily designed for developing mobile applications?

Accepted Answer

React Native

Answer

ASP.NET Core

Answer

Django

Answer

Angular

Question 49

What is the main purpose of utilizing a content management system (CMS) in web development?

Accepted Answer

To simplify the creation and management of dynamic web content

Answer

To enhance the security of a website

Answer

To improve the performance of a website

Question 50

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

Accepted Answer

To process and respond to client requests for web resources

Answer

To provide a graphical user interface for website users

Answer

To store and manage website data

Question 51

Which of the following is considered a best practice for enhancing the accessibility of a website?

Accepted Answer

Providing alternative text for images

Answer

Using large font sizes

Answer

Minimizing the use of color

Answer

Disabling keyboard navigation

Question 52

Why is testing crucial in the context of web development?

Accepted Answer

To verify the correctness, functionality, and performance of a web application

Answer

To speed up the development process

Answer

To reduce the cost of development