Practice Control And Sequence Operations (12.2.4) - Fetch Cycle - Computer Organisation and Architecture

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8 questions

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6 sample questions

Question 1.
What does the Program Counter (PC) do?
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Think about what keeps track of where the processor should go next.
Question 2.
What is stored in the Instruction Register (IR)?
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What does the CPU use to know what to do next?
3Question 3.
What is the role of the Program Counter?
- A. Stores data
- B. Holds the address of the next instruction
- C. Executes instructions
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It's all about what's next in line.
4Question 4.
True or False: The Memory Buffer Register (MBR) holds the address of the next instruction.
- True
- False
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Think about what the MBR is actually carrying.
Question 5.
Illustrate the complete fetch cycle using a flowchart that shows the interactions between the PC, MAR, MBR, and IR. Explain your flowchart.
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Think about how each unit of data flows from one register to the next as instructions are fetched.
Question 6.
What optimizations could increase the efficiency of the fetch cycle? Discuss with examples.
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Consider technologies that allow for faster data retrieval or better data handling.

4 more questions in this section. Enroll free to practise them all.