representing data Flashcards
What is information?
Information puts data into context, giving it meaning/ it is context and organised
What is data?
A collection of meaningless numbers, text or symbols/ it is raw and unorganised
What is the smallest unit of storage?
A bit
What unit of storage has 4 bits?
A nibble
Which unit of storage has the highest value?
A terabyte
What unit of storage has 1024 bytes?
A kilobyte
Which unit of storage is GB?
A gigabyte
Which unit of storage has 1024 kilobytes?
A megabyte
Which unit of storage has 8 bits?
A byte
What is an integer?
A whole number
What is Binary?
Two values (Y or N)
What is a character?
A single letter, number or symbol
What are strings?
Used for text- can include any character
What is a real?
A number with a decimal point
What are dates and time?
Used for dates and time
