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Q11 Single choice

A system API EmployeeSAPI is used to fetch employee's data from an underlying SQL database.

The architect must design a caching strategy to query the database only when there is an update to the employees stable or else return a cached response in order to minimize the number of redundant transactions being handled by the database.

What must the architect do to achieve the caching objective?

A
Use an On Table Row on employees table and call invalidate cache Use an object store caching strategy and expiration interval to empty
B
Use a Scheduler with a fixed frequency every hour triggering an invalidate cache flow Use an object store caching strategy and expiration interval to empty
C
Use a Scheduler with a fixed frequency every hour triggering an invalidate cache flow Use an object store caching strategy and set expiration interval to 1-hour
D
Use an on table rule on employees table call invalidate cache and said new employees data to cache
Use an object store caching strategy and set expiration interval to 1-hour

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