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Questions and Answers
What is the function of the Address register (AR)?
What is the function of the Address register (AR)?
- Holds data for arithmetic operations
- Stores temporary data during execution
- Stores data to be sent to an output device
- Holds the address of memory locations (correct)
Which register is primarily responsible for storing temporary data during instruction execution?
Which register is primarily responsible for storing temporary data during instruction execution?
- Input register (INPR)
- Accumulator (AC)
- Output register (OUTR)
- Temporary register (TR) (correct)
What is the purpose of the Program counter (PC) in a CPU?
What is the purpose of the Program counter (PC) in a CPU?
- Stores data for output devices
- Holds the next instruction's address (correct)
- Used to hold temporary operands
- Stores the results of arithmetic operations
Which register is the main data register in many CPUs?
Which register is the main data register in many CPUs?
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During which CPU operation are registers involved in holding operands and temporary results?
During which CPU operation are registers involved in holding operands and temporary results?
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