Data in programming

What is Data?

• Organised Information for humans

• Stuff

• Memory on your phone or computer

• Unorganised facts or statistics

In programming what is variable?

• An unknown amount or value

• A known amount or value

• Something that changes

• A container that holds a value

In programming what are the 4 main data types

• String, Time, Floating Point, Number

• Text, Number, Character, Time

• String, Boolean, Integer, Floating Point

• Long, Short, Byte, Bit

Best data type to store a mobile phone number eg 0408 111 000

• Integer

• Floating Point

• String

• Character

Best data type to store: 12.2

• Floating Point

• String

• Integer

• Time

Best type type to store: a = 1 + 15

• Number

• String

• Integer

• Floating Point

Best data type to store: a = 4 / 3

• Text

• Floating Point

• String

• Integer

A Boolean returns either: True or False

• True

• False

A teacher what program to record if students are in uniform or not. Best data type.

• String

• Integer

• Boolean

What data structure would this be.

testScore = 45

• an array

• variable

• record

• associative array