Computer Organization and Architecture

____________ retrieves the data from the storage unit and performs the arithmetic calculations and/or comparisons on them and the processed data is then sent back to the storage.

• Control Unit

• Arithmetic Logic Unit

• Memory Unit

• None of the above

___________ coordinates with the peripheral devices to accept the input or display the output.

• Control Unit 

• Arithmetic Logic Unit

• Memory Unit

• None of the above

__________ is a chip-based computer component that makes retrieving data from the computer’s memory more efficient.

• Random Access Memory

• Read Only Memory

• Cache Memory 

• None of the above

The main components (or basic units) of a computer system are

• Input/Output unit

• Central Process Unit (CPU)

• Memory unit (Storage unit)

• All of the above

To store the intermediate results the ALU takes help from:

• Registers

• Accumulators

• Stack

• Queue

Where does the decoded instruction is stored in?

• Registers

• MDR

• IR

• PC

Which gets initialized first during the execution of a program?

• PC

• MAR

• MDR

• IR

ISR Stands for

• Interrupt Service Routine

• Interrupt Save Routine

• None of the above

• Input Stage Routine

The ___________ informs the CPU about the location of the data residing in the memory.

• Data Bus

• Address Bus

• Control Bus

• None of the Above

A register that keeps track of the next instruction to be executed is called a _____________

• Program Counter

• MAR

• MDR

• Stack Pointer