week 8 Flashcards
1
Q
what is a BIT and what does it represent
A
binary digit
either 0 or 1
2
Q
what is a byte
A
8 bits
3
Q
what is a nibble
A
4 bits
4
Q
what is a WORD
A
can be any number of bits (depends on the system being used)
5
Q
what is 1K
A
1024 (NOT 1000)
6
Q
Example: what is 1K x 8
A
1024 8-bit words can be stored
7
Q
Example: what is 512 x 16
A
512 16-bit words can be stored
8
Q
what is RAM
A
(Random Access Memory)
used for the temporary storage of data
9
Q
what is ROM
A
(Read Only Memory)
contents of this memory device cannot be changed, or erased, even by removal of power to
the chip
content pre-set by manufacturer
