2.2.1 Programming fundamentals

Question 1

What is a variable?

Answer 1

Part of a program that can be assigned a specific value

Question 2

What are the characteristics of a variable?

Answer 2

Consists of a descriptive identifier and the value assigned to it.
Can be changed within a program as it runs and is not fixed

Question 3

What is a constant?

Answer 3

Value that cannot be changed or edited within a running program

Question 4

What does the input command require?

Answer 4

The user to type in a response to a question that can be processed in some way

Question 5

What is an output?

Answer 5

Displaying a message or returning a response to the user

Question 6

What is the print command used for?

Answer 6

Display an output, using quotation marks

Question 7

What is a sequence?

Answer 7

The act of carrying out a step-by-step process in a logical order

Question 8

What is iteration?

Answer 8

The act of repeating any process until a specified result is reached

Question 9

What can be used to repeat a question until a specific answer is provided?

Answer 9

While loop

Question 10

What is selection?

Answer 10

Allows decisions to be made within the program using if and else statements.

Question 11

What are all the arithmetic operators?

Answer 11

*
/
MOD
DIV

Question 12

What does MOD stand for?

Answer 12

Modulus

Question 13

What does DIV stand for?

Answer 13

Quotient

Question 14

What is the function of +?

Answer 14

Addition of two or more values

Question 15

What is the function of -?

Answer 15

Subtraction of one value from another

Question 16

What is the function of *?

Answer 16

Multiplication of values

Question 17

What is the function of /?

Answer 17

One value divided by another

Question 18

What is the function of MOD?

Answer 18

returns the remainder after a division

Question 19

What is the function of DIV?

Answer 19

divided but returns only a whole number or integer

Question 20

What is the function of ^?

Answer 20

one value to the power of another

Question 21

Why are Boolean operators used?

Answer 21

Used in programs to define relationships, using Boolean logic, between data values

Question 22

What are all the Boolean Operators?

Answer 22

AND
OR
NOT

Question 23

What is the function of AND?

Answer 23

If two or more statements are true

Question 24

What is the function of OR?

Answer 24

If either statement is true

Question 25

What is the function of NOT?

Answer 25

To revers the logical results of a statement

Question 26

Why are comparison operators used?

Answer 26

Used by programmers to test the relationship between two values

Question 27

What are all the comparison operators?

Answer 27

== != < <= > >=

Question 28

What is the function of ==?

Answer 28

Exactly equal to

Question 29

What is the function of !=?

Answer 29

Not equal to

Question 30

What is the function of

Answer 30

Less than

Question 31

What is the function of <=?

Answer 31

less than or equal to

Question 32

What is the function of >?

Answer 32

Greater than

Question 33

What is the function of >=?

Answer 33

greater than or equal to