Unit 13 Flashcards
1
Q
What is sign extension?
A
When the number of bits of a number is increased whilst keeping the same value
2
Q
How do you extend a negative binary number?
A
Pad the beginning with 1’s
3
Q
How do you extend a positive binary number?
A
Pad the end with zeros
4
Q
What is an ISA?
A
An ISA is Instruction Set Architecture
5
Q
In MIPS and ARM processors how big are the memory cells?
A
8
6
Q
In an ARM processor how big is the main memory and processor?
A
64 bit
7
Q
In an ARM processor how big is a register file?
A
32 registers (0-31)[adresses]
8
Q
In an ARM processor how big is the main memory and processor?
A
32 bit
9
Q
Does an ARM processor use big ro small endian?
A
Big Endian
10
Q
In MIPS how many bits is a word?
A
32 bits
