Control Structures: Interactive Learning Quizzes for Year 7 Computing

Question 1

What is the purpose of using a 'while' loop in coding?

Accepted Answer

To run a set of code repeatedly until a condition is met

Answer

To run a set of code for a fixed number of times

Answer

To make choices based on whether a condition is true or false

Answer

To define a reusable block of code that can be called throughout the program

Question 2

Which of these is the correct syntax for an 'if' statement in Python?

Accepted Answer

if (condition):

Answer

if condition:

Answer

if condition

Answer

if : condition

Question 3

Which of the following is NOT a logical operator?

Accepted Answer

IF

Answer

AND

Answer

OR

Answer

NOT

Question 4

What will be printed as the output of this Python code?  x = 5  y = 7  if x > y:    print('x is greater than y')  else:    print('x is less than or equal to y')

Accepted Answer

'x is less than or equal to y'

Answer

'x is greater than y'

Answer

Both 'x is greater than y' and 'x is less than or equal to y'

Answer

There will be an error

Question 5

What is the purpose of indentation in Python code?

Accepted Answer

To indicate code blocks

Answer

To enhance code readability

Answer

To assign values to variables

Answer

To write comments

Question 6

Which operator in Python is used for integer division?

Accepted Answer

//

Answer

/

Answer

%

Answer

*

Question 7

Calculate the output of this Python expression: 3 + 4 * 5

Accepted Answer

23

Answer

7

Answer

35

Answer

42

Question 8

In Python, which statement is used to check if a condition is true or false?

Accepted Answer

if

Answer

for

Answer

while

Answer

function

Question 9

What is the purpose of the 'else' statement in Python?

Accepted Answer

To run code if the 'if' condition is false

Answer

To repeat a block of code a certain number of times

Answer

To end a loop early

Answer

To define a reusable block of code

Question 10

Which loop statement in Python is used to repeat a block of code a specified number of times?

Accepted Answer

for

Answer

while

Answer

if

Answer

function

Question 11

What is the main purpose of a function in Python?

Accepted Answer

To define a reusable block of code

Answer

To run code based on a condition

Answer

To repeat a block of code a specified number of times

Answer

To end a loop early

Question 12

Which of the following is the correct syntax for defining a function in Python?

Accepted Answer

def my_function(x):

Answer

function my_function(x):

Answer

my_function(x) = def:

Answer

my_function = function(x):

Question 13

What is the 'return' statement used for in a Python function?

Accepted Answer

To exit the function and return a value

Answer

To define the arguments of the function

Answer

To run code based on a condition

Answer

To repeat a block of code a specified number of times

Question 14

Which control structure checks a condition before running a set of instructions?

Accepted Answer

Conditional Statement

Answer

Loop

Answer

Function

Question 15

What is the purpose of the 'else' clause in an if-else statement?

Accepted Answer

To execute code if the condition is false.

Answer

To execute code if the condition is true.

Answer

To define the condition for the statement.

Answer

To loop through a sequence of items.

Question 16

Which type of loop iterates through a sequence of items until a specific condition is met?

Accepted Answer

While loop

Answer

For loop

Answer

Do-while loop

Answer

ForEach loop

Question 17

Which of these is NOT a valid data type for a variable in Python?

Accepted Answer

Array

Answer

Integer

Answer

String

Answer

Boolean

Question 18

What is the purpose of a function in programming?

Accepted Answer

To store a set of reusable code.

Answer

To define a new data type.

Answer

To create a loop structure.

Answer

To check for errors in the code.

Question 19

What is the purpose of documentation comments in a program?

Accepted Answer

To provide notes and explanations about the code for other developers.

Answer

To define the data types of variables.

Answer

To create a list of all functions in the program.

Answer

To check for errors in the code.

Question 20

Which of these is NOT a control structure used to control the flow of a program?

Accepted Answer

Functions

Answer

Conditional statements (if-else)

Answer

Loops (for, while)

Question 21

What's the main reason for using a conditional statement in a program?

Accepted Answer

To decide what the program does next based on certain conditions

Answer

To keep information in the program

Answer

To make the program repeat actions

Question 22

Which of the following is NOT a control structure used in programming?

Accepted Answer

Variable

Answer

If statement

Answer

For loop

Answer

While loop

Question 23

Which of these can be used to repeat a set of instructions multiple times in a program?

Accepted Answer

for loops

Accepted Answer

while loops

Answer

if statements

Answer

functions

Question 24

In programming, which of these is a type of control structure?

Accepted Answer

If statement

Accepted Answer

Loop

Answer

Function call

Answer

Variable declaration

Question 25

An 'if' statement is used to:

Accepted Answer

Execute a set of statements if a certain condition is met

Answer

Repeat a block of code a specified number of times

Answer

Store data in a variable

Answer

Call a function

Question 26

What is the syntax for a 'for' loop in Python?

Accepted Answer

for i in range(n):

Answer

for i = 0 to n:

Answer

for (i = 0; i < n; i++)

Answer

for i = 0; i < n; i++;

Question 27

What is the key difference between a 'while' and a 'do-while' loop?

Accepted Answer

A 'while' loop checks the condition before executing the code, while a 'do-while' loop checks it afterwards

Answer

A 'do-while' loop checks the condition before executing the code, while a 'while' loop checks it afterwards

Answer

They both check the condition before executing the code

Answer

They both check the condition after executing the code

Question 28

Which of these control structures runs code only if a specific condition becomes true?

Accepted Answer

If-else statement

Answer

For loop

Answer

While loop

Answer

Function

Question 29

Which control structure repeats code as long as a condition remains true?

Accepted Answer

While loop

Answer

If-else statement

Answer

For loop

Answer

Function

Question 30

What keyword is used to create a function in Python?

Accepted Answer

def

Answer

func

Answer

function

Answer

create

Question 31

Which keyword is used to return a value from a function?

Accepted Answer

return

Answer

output

Answer

send

Answer

print

Question 32

What is the main purpose of using control structures in programming?

Accepted Answer

To control the flow of a program

Answer

To store data

Answer

To perform calculations

Answer

To display information on the screen

Question 33

What does the break statement do when used in a loop?

Accepted Answer

Ends the loop immediately.

Answer

Skips the current iteration of the loop.

Answer

Causes the loop to run indefinitely.

Answer

Has no effect on the loop's flow.

Question 34

In computer programming, what does a sentinel value signal?

Accepted Answer

The end of a list of values

Answer

A value that cannot be changed

Answer

Faster program speed

Question 35

Which of these is NOT a type of control structure in programming?

Accepted Answer

Variable

Answer

Conditional statement

Answer

Loop

Answer

Function

Question 36

In an if-else statement, which part of the code will execute if the condition is false?

Accepted Answer

The else part

Answer

The if part

Answer

Both the if and else parts

Answer

Neither the if nor the else part

Question 37

Which control structure allows you to repeat a block of code multiple times?

Accepted Answer

Loop

Answer

Function

Answer

Variable

Answer

Conditional Statement

Question 38

Which of the following is NOT a type of loop in programming?

Accepted Answer

If statement

Answer

Do-while loop

Answer

While loop

Answer

For loop

Question 39

What part of a loop determines whether the loop continues executing?

Accepted Answer

Loop condition

Answer

Counter

Answer

Increment/Decrement

Answer

Starting value

Question 40

Which of these is the correct format for an if-else statement?

Accepted Answer

If (condition) { ... } else { ... }

Answer

If (condition) then { ... } else { ... }

Answer

If (condition) do { ... }

Answer

If condition { ... } else { ... }

Question 41

What is the purpose of the else part in an if-else statement?

Accepted Answer

To execute code if the condition is false

Answer

To end the if-else statement

Answer

To repeat the if statement

Answer

To execute code before the if statement

Question 42

What is the main benefit of using functions in programming?

Accepted Answer

To reuse code and improve program organization

Answer

To perform complex calculations

Answer

To store variables

Answer

To control the flow of the program

Question 43

What is a conditional statement used for in programming?

Accepted Answer

To execute specific code only when a condition is met

Answer

To repeat a set of instructions

Answer

To perform a calculation

Answer

To store data

Question 44

What is the purpose of a while loop in programming?

Accepted Answer

To execute a set of instructions repeatedly while a condition remains true

Answer

To execute a set of instructions only once

Answer

To execute a set of instructions a specific number of times

Answer

To store data

Question 45

What is the difference between a for loop and a while loop?

Accepted Answer

A for loop is used when you know in advance how many times you want to iterate, while a while loop is used when you don't know in advance how many times you want to iterate.

Answer

A for loop is used when you want to iterate over a sequence of values, while a while loop is used when you want to iterate over a range of values.

Answer

A for loop is used when you want to iterate over an array, while a while loop is used when you want to iterate over an object.

Answer

There is no difference between a for loop and a while loop.

Question 46

Which of the following is the correct syntax for a for loop in C++?

Accepted Answer

for (initialization; condition; increment) {
   statement}

Answer

for condition; initialization; increment {
   statement }

Answer

for (initialization; increment; condition) { 
   statement}

Answer

for (initialization; condition): 
   statement;

Question 47

What is the purpose of a function in programming?

Accepted Answer

To group a set of instructions that can be reused

Answer

To store data

Answer

To control the flow of the program

Answer

To perform a calculation

Question 48

Which of the following is the correct syntax for a function in Python?

Accepted Answer

def function_name(parameters):
   statement

Answer

function_name function_name(parameters)
   statement

Answer

function function_name(parameters) {
   statement}

Answer

function function_name:
   statement

Question 49

Which of the following is the correct way to call a function in Java?

Accepted Answer

function_name(arguments);

Answer

function_name: arguments;

Answer

function_name {arguments}

Answer

function_name arguments;