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Question

How does Cache contribute to system performance improvement?

a.

Increasing processor speed

b.

Creating a secondary memory area

c.

Enhancing disk storage capacity

d.

Reducing main memory access

Posted under Data Warehousing and OLAP

Answer: (b).Creating a secondary memory area Explanation:Cache improves system performance by creating a secondary memory area with access speeds closer to the processor speed, such as a disk cache for data from the disk or a memory cache for data from main memory.

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