data rep Flashcards
1
Q
what is a bit
A
a bit is the smallest data type in a computer.
‘electrical charge in a single capacitor within a memory device’
2
Q
what is a byte
A
a byte is made up of 8 bits
3
Q
what is a 32 bit word
A
four eight bit bytes
4
Q
nibble
A
half a byte which is four bits
5
Q
bit rate
A
number bits that are transmitted in a given time period usually a second
6
Q
how many kilobytes in a megabyte
A
1000
7
Q
how many megabytes in a gigabyte
A
1000
