Flashcards
Computer science Sam H
Cards in this deck (13)
- 1What does FDE stand for?Fetch Decode Execute
- 2Do these flash cards look good?Of course
- 3How many cycles can an average CPU do a second?Around 3,000,000,000(billion)
- 4What does ROM stand for?Read only memory
- 5What does ROM do?It stores the boot up instructions
- 6What is smaller? Ram, Cache or Hard/Solid State driveCache
- 7What is clock speed?How many cycles a CPU can do in a second
- 8What does ALU stand for?Arithmetic Logic Unit
- 9What do more Cores mean for a computer?Higher clock speed but more expensive
CPU - 10What does more Cache mean for a computer?Faster fetching so more clock speed
- 11What does the ALU do?It performs calculations and logical decisions within the CPU
- 12What are the 4 registers?- Accumulator (ACC)
- Memory Address
Register(MAR)
- Memory Data
Register(MDR)
- Program Counter(PC) - 13What does the control unit do?It decodes instructions and controls how data moves within the CPU