Data Types

Question 1

Variables

Answer 1

A named space in memory, large enough to store a single piece of data. Each variable has a data type

Question 2

Constant

Answer 2

A named space in memory with a value that can never change while the program is running. Useful for pi or VAT.
The python language does not allow for constants but some other languages do

Question 3

Data type examples

Answer 3

Boolean, character, integer, real, string

Question 4

Boolean

Answer 4

Can either be true or false

Question 5

Character

Answer 5

A single letter, punctuation mark, space, number, etc.

Question 6

Integer

Answer 6

Whole numbers (positive , negative, zero)

Question 7

Real

Answer 7

Decimal numbers (positive or negative, can be zero)

Question 8

String

Answer 8

Collection of characters

Question 9

Declaratiob

Answer 9

Code thar causes a variable to exist. Once a variable has been declared, it can be used. Trying to use a variable before it has been declared will cause as error

Question 10

Assignment

Answer 10

The process of putting a value into a variable. Most languages use a single equals = to do this.