CPU and Memory Quiz

What are the three important parts of a CPU?

• ALU, Control Unit, Registers

• Cache, Main Memory, Registers

• ALU, Control Unit, Cache

• Registers, Main Memory, Cache

Which type of memory is faster but more expensive?

• SRAM

• DRAM

• ROM

• PROM

What is the purpose of a cache memory?

• To provide a large memory system

• To provide fast access time

• To store data permanently

• To store instructions for the CPU

What is the function of the Memory Address Register (MAR)?

• Holds the address of the next instruction

• Stores the current instruction being executed

• Holds the address of a memory location

• Stores the data being transferred to/from memory

Which type of memory is non-volatile?

• SRAM

• DRAM

• ROM

• PROM

What is the purpose of the Program Counter (PC)?

• Holds the address of the next instruction

• Stores the current instruction being executed

• Holds the address of a memory location

• Stores the data being transferred to/from memory

Which type of memory is used to store data needed quickly or frequently by the CPU?

• Registers

• Cache

• Main Memory

• Hard Disk

What is the purpose of the Instruction Register (IR)?

• Holds the address of the next instruction

• Stores the current instruction being executed

• Holds the address of a memory location

• Stores the data being transferred to/from memory

Which type of memory is used to control the operation of the CPU?

• Registers

• Cache

• Main Memory

• Hard Disk

What is the purpose of the Memory Data Register (MDR)?

• Holds the address of the next instruction

• Stores the current instruction being executed

• Holds the address of a memory location

• Stores the data being transferred to/from memory