Unit 1-Number Bases keywords Flashcards
1
Q
Byte
A
Smallest memory unit available
2
Q
Bit
A
Binary digits (usually a code of 8 bits)
3
Q
Denary system
A
Decimal system, using 0-9.
Weightings using 1,10, etc.
4
Q
Overflow
A
When there’s not enough bits to represent the binary number accurately
5
Q
How many bytes r in 1 kibibyte?
A
1,024
6
Q
Memory dump
A
When the memory contents of a computer is printed out/ shown on a monitor
7
Q
Nibble
A
4 digits
8
Q
What is the binary order of magnitude?
A
Kibibyte (KiB) Mebibyte (MiB) Gibibyte (GiB) Tebibyte (TiB) Pebibyte (PiB)
9
Q
How many bytes in 1 Mebibyte?
A
1,048,576 (2 to the power of 20)
10
Q
What’s the hexadecimal base number?
A
16
11
Q
What happens when a BCD value is greater than 9?
A
It causes an overflow
12
Q
How do u calculate a number via 2’s complement?
A
Invert the bits
Add 1 at the furthest right
