1 / 5
The application will ___ frequently accessed data in Redis.
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You cache data. Cache is the precise technical verb; the others do not fit. So cache data.
2 / 5
We need to ___ stale entries when the source changes.
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You invalidate a cache. Invalidate is the exact collocation; the others are vague. So invalidate stale entries.
3 / 5
Each cached key should ___ a sensible expiry time.
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A key should have an expiry. Have with expiry is the natural collocation; the others do not fit. So have a sensible expiry.
4 / 5
A high ___ rate means the cache is working effectively.
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A cache hit rate measures effectiveness. Hit is the standard collocation; the others do not fit. So cache hit rate.
5 / 5
Redis will ___ keys from memory when it is full.
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Redis evicts keys under memory pressure. Evict is the precise technical verb; the others do not collocate. So evict keys.