computers sect. 1- computer systems Flashcards
computers sect. 1- computer systems
1
Q
What is data?
A
Data is information with no context
2
Q
What is information?
A
Info is data which has been given a meaning.
3
Q
What does input do?
A
It converts data into binary code
4
Q
What does the process do?
A
Changes the input data.
5
Q
What does output do?
A
Returns the processed data back to the user.
6
Q
Bit?
A
single binary digit of 1 or 0
7
Q
Nibble?
A
4 bits
8
Q
Byte (B)?
A
8 bits
9
Q
Kilobyte (kB)?
A
1000 Bytes
10
Q
Megabytes (MB)?
A
1000 kilobytes
11
Q
Gigabytes (GB)
A
1000 megabytes
12
Q
Terabyte (TB)
A
1000 gigabytes