Practice Preview Of Next Unit (15.4.2) - Indirect Mode - Computer Organisation and Architecture

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6 sample questions

Question 1.
What does indirect addressing refer to?
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Think about how addresses can be linked.
Question 2.
Name one advantage of register indirect mode.
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Consider what it simplifies in terms of access.
3Question 3.
What is indirect addressing?
- Directly specified operand address
- Address determined through another location
- None of the above
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Think about how addresses can point to other addresses.
4Question 4.
True or False: Register indirect addressing requires two memory accesses.
- True
- False
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Review how we access addresses in register versus memory.
Question 5.
Design a CPU architecture diagram incorporating both memory and register indirect addressing. Explain how each part operates in stepwise detail.
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Use different colors for registering indirect stages versus memory indirect stages.
Question 6.
Given an instruction LOAD R1, R2 where R2 indirectly references a memory address, write down how many stages are required for fetching R1's value.
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Map the instruction to its respective steps.

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