Practice Memory Reference Vs Register Reference (16.1.2)

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8 questions

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6 sample questions

Question 1.
What does the instruction LDA M signify?
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Remember 'LDA' stands for Load Accumulator.
Question 2.
How many registers are typically found in a small processor?
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Think about the term 'octet' relating to eight.
3Question 3.
What does SUB M do?
- Loads M into the register
- Subtracts M from the accumulator
- Stores M into memory
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Remember, 'Subtract' relates to removing something from the accumulator.
4Question 4.
True or False: The Zero Flag is used to control jumps.
- True
- False
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Think of how flags serve as decision indicators.
Question 5.
Write a sequence of instructions to subtract two numbers stored in registers and two in memory, showing both methods.
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Implement the operations and think about context switching between memory and registers.
Question 6.
Demonstrate a series of jumps using flags based on the results of operations.
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Work through conditionals as if you're guiding the next instruction based on outcomes.

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