Practice Write Policies In Caches (7.5) - Caches - Computer Architecture

Practice: Write Policies in Caches

Lesson 7.5Caches

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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.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the write-through policy?
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Think about how data is synchronized between different storage layers.
Question 2.
What is the write-back policy?
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Consider how updates are delayed in this scenario.
3Question 3.
What does the write-through policy entail?
- A) Writes to cache only
- B) Writes both to cache and main memory
- C) Delays writing to main memory until eviction
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Recall the key feature of write-through caching.
4Question 4.
True or False: Write-back caching writes data to main memory immediately.
- True
- False
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Think about how data is managed in write-back policies.
Question 5.
Consider a web server application requiring high reliability and low latency. Discuss the implications of using write-through or write-back caching in this scenario.
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Reflect on the server’s requirements and how each policy impacts them.
Question 6.
Design a caching strategy for a mobile app that frequently updates data in real-time while also requiring persistence. Should it favor write-through or write-back? Justify your choice.
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Think about the need for real-time responsiveness versus data security.

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