Practice Techniques To Reduce Miss Penalty (22.1.4) - Summary of Memory Sub-system Organization

Practice: Techniques to Reduce Miss Penalty

Lesson 22.1.4Summary of Memory Sub-system Organization

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 is a miss penalty?
Show hintHide hint
Think about what happens when data isn't found in fast memory.
Question 2.
Define spatial locality.
Show hintHide hint
Consider how programs often work with data that’s close together.
3Question 3.
What is the main consequence of a miss penalty?
- Increased disk usage
- Slower system performance
- Both A and B
Show hintHide hint
Consider how time is lost when accessing slower storage.
4Question 4.
True or False: The TLB helps reduce the frequency of accessing the page table in memory.
- True
- False
Show hintHide hint
Think about ways to speed up address translation.
Question 5.
Given a scenario where a system experiences thrashing with a working set of 50 pages but only 30 physical pages available, outline a strategy to alleviate thrashing.
Show hintHide hint
Consider how memory allocation could impact performance.
Question 6.
A system uses a Second Chance algorithm for page replacement. Illustrate how it differs from FIFO when handling a scenario of high page fault rates.
Show hintHide hint
Reflect on how recently used pages should be managed differently.

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