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Questions and Answers
What is the function of the Memory Address Register (MAR)?
What is the function of the Memory Address Register (MAR)?
- Indicates conditions in operations (e.g. negative, overflow, etc.)
- Stores address in memory currently used (correct)
- Stores current instruction to be carried by the computer
- Stores data just read, or just about to write, to memory
What is the role of the Accumulator in the CPU?
What is the role of the Accumulator in the CPU?
- Carries out arithmetic and logical operations (correct)
- Stores address in memory currently used
- Stores current instruction to be carried by the computer
- Indicates conditions in operations (e.g. negative, overflow, etc.)
Which component ensures instructions and data are synchronized?
Which component ensures instructions and data are synchronized?
- Control Unit (correct)
- Immediate Access Store (IAS)
- System Clock
- Arithmetic Logic Unit (ALU)
What is the function of the Program Counter (PC)?
What is the function of the Program Counter (PC)?
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What does the Status Register (SR) indicate in CPU operations?
What does the Status Register (SR) indicate in CPU operations?
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