ICAS Digital Systems and Programming 2

Question 1

Which data type would you use to store the value 3.14 in most programming languages?

Accepted Answer

float

Answer

integer

Answer

boolean

Answer

string

Question 2

What does a 'while' loop do in programming?

Accepted Answer

Repeats code as long as a condition is true

Answer

Runs code a fixed number of times

Answer

Defines a function

Answer

Stores a value in memory

Question 3

In binary, what is the value of 1101?

Accepted Answer

13

Answer

11

Answer

15

Answer

12

Question 4

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

Accepted Answer

To make decisions based on a condition

Answer

To repeat code multiple times

Answer

To store multiple values

Answer

To define a new variable

Question 5

Which of the following best describes a computer network?

Accepted Answer

Two or more computers connected to share resources

Answer

A single computer with many programs

Answer

A program that manages files on one computer

Answer

A type of input device

Question 6

What does 'debugging' mean in programming?

Accepted Answer

Finding and fixing errors in a program

Answer

Writing new code

Answer

Compiling code into machine language

Answer

Saving a file

Question 7

What does the NOT logic gate do to an input signal?

Accepted Answer

Inverts the input signal

Answer

Combines two inputs into one output

Answer

Outputs the same value as the input

Answer

Adds two binary numbers