Practice Comprehension Objectives (14.4.1) - Handling Different Addressing Modes

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6 sample questions

Question 1.
What is immediate addressing mode?
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Think about where the operand is located.
Question 2.
Name one example of an addressing mode.
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Recall what happens in direct mode.
3Question 3.
What is immediate addressing mode?
- The operand is in the instruction
- The operand is found in memory
- The operand is in another register
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Think about how the operand is used in immediate mode.
4Question 4.
True or False: Direct addressing mode is less complex than indirect addressing mode.
- True
- False
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Consider the number of steps for each mode.
Question 5.
Design a short assembly code using immediate and direct addressing modes. Explain how each mode works within your code.
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Consider how you reference the operand in each case.
Question 6.
Compare and contrast the execution time for instructions using different addressing modes in a microprocessor environment, providing rationale.
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Map out the steps each mode requires to comprehend the time taken for each.

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