Programming Fundamentals

What is a variable in programming?

• A named location in memory that cannot change its value

• A named location in memory that can change its value

• A type of arithmetic operator

• A method of inputting data

Which of the following is an example of a constant?

• A variable that changes during program execution

• A named location in memory that stores a value which does not change

• A type of loop that repeats indefinitely

• A method of outputting data

• 0

• 1

• 2

• 3

Which of the following is a characteristic of a sequence in programming?

• It allows for decision-making based on conditions

• It repeats a block of code multiple times

• It executes a series of steps in the same order every time

• It uses a diamond shape in flow diagrams

What is the purpose of casting in programming?

• To store data in memory

• To convert data from one type to another

• To perform arithmetic operations

• To create a flow diagram

Which of the following is an example of a float data type?

• 42

• "Hello, world!"

• 0.42

• True

What is the main advantage of Unicode over ASCII?

• It uses fewer bits to represent characters

• It is only used for the English language

• It can represent every possible character in the world

• It is not compatible with older character sets

What does the resolution of a bitmap image represent?

• The number of bits used to store the colour of each pixel

• The number of pixels in the image

• The encoding format of the image

• The time and date the photo was taken

Which of the following is an example of a Boolean data type?

• 123

• "True"

• False

• 3.14

• 0

• 1

• 2

• 2.5