Question: MATCH THE EXPLANATION FOR EACH CPU Primary Memory(RAM and ROM) System Bus I/O devices A.Provide temporary storage for programs and data and permanent storage for

MATCH THE EXPLANATION FOR EACH

CPU

Primary Memory(RAM and ROM)

System Bus

I/O devices

A.Provide temporary storage for programs and data and permanent storage for the OS.

B.Provide input and output from/to users.

C.Carry data between components.

D.The part of a computer system that is commonly referred to as the "brains" of a computer.

Identify the technique to free up the CPU by allowing device controllers to independently transfer data between the device and main memory.

a.Programmed I/O

b.Direct Memory Access (DMA)

c.Polling

d.CPU interrupt

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