Binary & Hex (DNF) Flashcards
1
Q
explain the binary number system
A
computers use a binary number system consisting of only 0s and 1s
2
Q
0s and 1s are converted to bits and bytes. How much is 1 bit?
A
a single 0 or a 1
3
Q
Bits and Bytes
how much is in 1 byte?
A
8 bits
eg. 1 character of text
4
Q
Bits and Bytes
how much is in a nibble?
A
4 bits (half a byte)
5
Q
Bits and Bytes
how much is in 1 KB?
A
1000 bytes
eg. a full page of text - 30KB
6
Q
Bits and Bytes
how much is in 1MB?
A
1000KB or 1000x1000 bytes
eg. one small digital colour photograph - 3 MB
7
Q
Bits and Bytes
How much is in 1GB?
A
1000MB
eg. A DVD - 4.5GB
8
Q
Bits and Bytes
how much is in 1 TB?
A
1000 GB
eg. Hard disk - 1 TB
9
Q
what is the order of the denary system?
A
128 64 32 16
