Principles of Information Systems
Principles of Information Systems
13th Edition
ISBN: 9781337660556
Author: Ralph Stair; George Reynolds
Publisher: Cengage Learning US
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Chapter 3, Problem 10RQ

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Cache memory:

  • Central processing unit (CPU) uses the cache memory to decrease the average cost to access the data from the main memory.
  • It is smaller in size and is faster as it stores the copies of data from the frequently used main memory locations.
  • It is located very close to CPU and allows faster operations without consuming much time.
  • This organizes all the data cache in a hierarchy of more cache levels and they are L1, L2, L3, and L4...

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Principles of Information Systems

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