Von Neuman Architecture Flashcards
1
Q
Parts of a CPU
A
- Arithmetic Logic Unit (ALU)
- Control Unit (CU)
- Cache
- Registers
2
Q
Registers
A
- Program Counter (PC)
- Memory Address Register (MAR)
- Memory Data Register (MDR)
- Accumulator (ACC)
3
Q
What does the ALU do?
A
Performs calculations and logic decisions
4
Q
What does the CU do?
A
Sends signals to control how data moves around the processor
5
Q
What does the cache do?
A
Provides fast access to frequently used instructions/data
6
Q
What does the PC do?
A
Holds the address of the next instruction in memory
7
Q
What does the MAR do?
A
Holds the address of where data is to be fetched from or stored
8
Q
What does the MDR do?
A
Holds the data fetched from or to be written to memory
9
Q
What does the ACC do?
A
Holds results of calculations
