1.1 Architecture of the CPU Flashcards
1
Q
what is the purpose of CPU?
A
it executes all the programs and instruction and performs all comparisons and calculations.
2
Q
what are the common CPU components?
A
- ALU (arithmetic logical unit)
- CU (control unit)
- cash
- register
3
Q
what is the purpose of ALU?
A
to carry all the mathematical and logical calculation
eg: Arithmetic (+ - * /)
Relational (< > =)
Logic (AND OR NOT)
4
Q
what is the function of CU (control unit)?
A
it manege other hardware.
5
Q
what is the function of cache?
A
Most frequently used instructions are copied here to reduce the time need to fetch instructions.
6
Q
Registers
A
Short term storage within the CPU for storing specific pieces of data.
