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Oracle Cloud Application Foundation 1z0-468 Updated Exam

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Total 75 questions

Oracle Cloud Application Foundation Certified Implementation Specialist Questions and Answers

Question 5

Which two actions can be used to create/add an index in Coherence? (Choose two.)

Options:

A.

ValueExtractor

B.

Comparator

C.

QueryMap

D.

MapIndex

E.

SimpleMapIndex

Question 6

Identify three situations where Coherence is used (Choose three.)

Options:

A.

to scale the amount of data accessed on the application or middleware tier

B.

to offload shared services or databases on repeated reads

C.

to accelerate complex RDBMS joins by storing data in memory

D.

to reduce database load by batching and coalescing writes

E.

to perform map-reduce aggregations of unstructured data

Question 7

An application frequently requests data (from s Coherence cache configured with a cache loader) that may not be available in the underlying data source. The cost of looking up data via the cache loader is expensive in terms of time and resources.

To reduce these costs, which configuration should be used to cache the notion that an entry is not available?

Options:

A.

Modify the application to maintain a “misses” cache to keep track of the entries that were expected to be found in the other cache, but were recently not found.

B.

Configure a “cache-miss-scheme” on the appropriate cache.

C.

Modify the cache loader to maintain a “map” of entries not found, and consult this map before attempting to load an entry from the external source.

D.

This can't be achieved with Coherence.

Question 8

When integrating a CacheStore with a database, which technique is correct for managing database connections?

Options:

A.

Use a connection pool provided by an application server, the JDBC driver, or a third party.

B.

Create a new connection every time a CacheStore method is invoked.

C.

Create a new connection in the CacheStore constructor and store a reference to it that can be accessed by the CacheStore methods.

D.

Configure Coherence to use its built-in capabilities to manage connections.

Page: 2 / 3
Total 75 questions