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MCQs — Programming Fundamentals

Practice questions for Computer Science.

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Question 101

Which code is an example of inline CSS?

A. <style>p { color: red; }</style>

B. <link rel="stylesheet" href="red.css">

C. p { color: red; }

D. <p style="color: red;">Hello</p>

Question 102

Which code is an example of embedded CSS?

A. <p style="color: red;">Hello</p>

B. <style> p { color: red; } </style>

C. <link rel="stylesheet" href="style.css">

D. <css> p { color: red; } </css>

Question 103

Which line links the external style sheet style.css to a web page?

A. <link rel="stylesheet" href="style.css">

B. <style src="style.css">

C. <a href="style.css">Style</a>

D. <link src="style.css">

Question 104

A student wants to change the colour of just one heading on one page quickly. Which type of CSS is the simplest to use?

A. External CSS with many files

B. Embedded CSS on every page

C. Inline CSS

D. A comment in the HTML code

Question 105

What is a limitation of inline CSS?

A. It cannot change the colour of text

B. It cannot be used in the body

C. It needs a separate file

D. The style must be repeated on every element that needs it

Question 106

What is JavaScript?

A. A language used only to style web pages

B. A program used to view web pages

C. A programming language used to make web pages interactive

D. A device used to store web pages

Question 107

Which HTML tag is used to write JavaScript code inside a web page?

A. <script>

B. <js>

C. <style>

D. <code>

Question 108

Why is JavaScript used along with HTML and CSS?

A. It stores the web page on the server

B. It replaces the need for HTML

C. It only changes the colour of text

D. It adds actions and behaviour, such as responding to a button click

Question 109

What is a variable in JavaScript?

A. A fixed value that can never change

B. A named place in memory that stores a value

C. A tag used to display an image

D. A comment written by the programmer

Question 110

Which of the following keywords is used to declare a variable in JavaScript?

A. var

B. int

C. dim

D. string

Question 111

What does initialising a variable mean?

A. Deleting the variable

B. Printing the variable on the screen

C. Giving the variable its first value

D. Renaming the variable

Question 112

Which statement declares a variable named age and gives it the value 15?

A. var 15 = age;

B. age var = 15;

C. var age == 15;

D. var age = 15;

Question 113

Which of the following is a valid variable name?

A. 1score

B. score1

C. my score

D. total-marks

Question 114

Which symbol is used for multiplication in JavaScript?

A. x

B. %

C. *

D. ^

Question 115

Which operator gives the remainder after division?

A. %

B. /

C. *

D. +

Question 116

What is the difference between = and == in JavaScript?

A. = compares two values, while == assigns a value

B. Both operators assign values

C. Both operators compare values

D. = assigns a value, while == compares two values

Question 117

What is the value of x after this code? var x = 5; x = x + 3;

A. 5

B. 8

C. 3

D. 53

Question 118

Which statement runs a block of code only when a condition is true?

A. for

B. function

C. if

D. var

Question 119

What does the else part of an if-else statement do?

A. It runs when the condition is false

B. It runs when the condition is true

C. It repeats the code

D. It declares a variable

Question 120

What will be displayed? var marks = 60; if (marks >= 50) { alert("Pass"); }

A. A message box showing Fail

B. A message box showing Pass

C. A message box showing 60

D. No message is shown

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