Flashcards

CPU

Olive Keeley Inglês 9 flashcards

Flashcards do conjunto (9)

1What is the purpose of the CPU?To fetch, decode and execute instructions
2What is clock speed?How may FDE cycles the processer can complete per second
3What is cache?A small high speed memory used to store frequently used instructions
from the CPU
4How does having multiple cores affect performance?It means the CPU can carry out multiple instructions at the same time
5What is clock speed measured in?Ghz
6What is the role of the control unit?To decode the instructions and control the flow of data in the system
7What does ALU stand for?arithmetic logic unit
8What is the role of the ALU?To do the calculations and logical decisions required by the program
9What are the names of the four registers?- Accumulator (ACC)
- Memory Address
Register(MAR)
- Memory Data
Register(MDR)
- Program Counter(PC)