Backup
Binary
bit
100
an extra copy of a document,file or program
What is backup
100
''Binary means "two," or "base two." The binary system is a way of counting using just the two numbers 0 and 1.
What is binary
200
A bit is an electronic signal which is either on (1) or off (0). It is the smallest unit of information the computer uses.
What is bit
M
e
n
u