Practice Fetching The Instruction (15.1.1) - Indirect Mode - Computer Organisation and Architecture - Vol 2

Practice: Fetching the Instruction

Lesson 15.1.1Indirect Mode

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What does the Program Counter (PC) do?
Show hintHide hint
Think about what guide the CPU follows for processing steps.
Question 2.
Name one advantage of using register indirect addressing.
Show hintHide hint
Consider how many addresses you process.
3Question 3.
What is the purpose of the Memory Address Register (MAR)?
- To hold data temporarily
- To hold the next instruction
- To hold the address of the next instruction or memory data
Show hintHide hint
Remember, the MAR points to where data is located.
4Question 4.
Is indirect addressing mode faster than register indirect mode?
- True
- False
Show hintHide hint
Think about how many steps each mode takes.
Question 5.
Design a flowchart to depict the steps taken in both indirect addressing and register indirect addressing modes. Identify which steps are reduced in register indirect.
Show hintHide hint
Use clear labels to indicate where each mode diverges.
Question 6.
Critically evaluate a scenario where indirect addressing might still be preferred despite its drawbacks. Explain your reasoning.
Show hintHide hint
Consider how applications may require changing addresses but maintain stable operands.

6 more questions in this section. Enroll free to practise them all.