Practice Micro Operations (8.2) - Fetch Stage - Computer Organisation and Architecture

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8 questions

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6 sample questions

Question 1.
What does micro operation refer to?
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Think of it as atomic steps in a larger process.
Question 2.
What is the role of the Program Counter?
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Consider it like a book's page number for instructions.
3Question 3.
What is the first step in the fetch stage?
- Writing to the IR
- Moving PC to MAR
- Fetching data to MBR
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Think about what determines the address being accessed.
4Question 4.
True or False: Clock grouping allows merging of dependent micro operations.
- True
- False
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Remember the condition under which instructions can overlap.
Question 5.
Design a sequence of micro operations for the instruction 'ADD R1, R2, R3' considering clock grouping.
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Map out the steps and identify where optimizations can occur.
Question 6.
Explain the impact of having conflicting micro operations in the CPU and how clock grouping can mitigate this.
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Consider scenarios where data from one register is modified while another operation tries to read from it.

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