Practice Lecture - 21 (20.1.1) - Lecture - 21 - Computer Organisation and Architecture

Practise this section

8 questions

Flashcard drill
2 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
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Define a microinstruction.
Show hintHide hint
Think about the smallest action that can be taken during instruction execution.
Question 2.
What is a control signal?
Show hintHide hint
Look for the role these signals play in the hardware operations.
3Question 3.
What is the primary advantage of microprogrammed control units over hardwired units?
- More speed
- Greater flexibility
- Lower power consumption
Show hintHide hint
Think about what makes microprogramming better than fixed hardware.
4Question 4.
True or False: Control signals are generated in microprogrammed control units by fixed hardware.
- True
- False
Show hintHide hint
Reflect on the nature of microprogrammed control versus fixed systems.
Question 5.
Design a microprogram for a sequence that includes adding two numbers, then subtracting a third number from the result.
Show hintHide hint
Think about how each operation breaks down into smaller steps.
Question 6.
Explain how a microprogrammed control unit can adapt to changes in instruction set architecture.
Show hintHide hint
Focus on flexibility and comparisons to hardware changes.

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