Practice Addressing Modes (30.1) - Addressing Modes - Computer Organisation and Architecture

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10 questions

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6 sample questions

Question 1.
What does LOAD IMMEDIATE 20 do?
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Think about loading a constant value.
Question 2.
In direct addressing, how do we refer to the data?
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Remember the phrase 'Direct means exact'.
3Question 3.
What type of addressing mode directly includes the operand in the instruction?
- Immediate
- Indirect
- Direct
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Think about how constants are handled.
4Question 4.
Is direct addressing faster than indirect addressing?
- True
- False
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Consider the time taken to retrieve data in each method.
Question 5.
Given the instruction 'LOAD INDIRECT 5' and knowing that memory location 5 contains the address 2, what value is loaded into the accumulator if memory location 2 contains 15?
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Trace the indirection step by step.
Question 6.
Implement a loop using displacement addressing that calculates the sum of the first 10 numbers stored consecutively in memory starting from address 0, and provide the effective address calculations.
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Determine how to set up a loop structure using basic increment logic.

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