Invalidation Vs. Update-Based Protocols

question 27

Essay

Invalidation vs. Update-based Protocols.
(a) As miss latencies increase, does an update protocol become more or less preferable to an invalidation-based protocol? Explain.
(b) In a multilevel cache hierarchy, would you propagate updates all the way to the first-level cache or only to the second-level cache? Explain the trade-offs.

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Definitions:

Caesarean Sections

A surgical procedure used to deliver a baby through incisions in the abdomen and uterus.

Administering Anaesthetics

The process of providing anesthesia, substances that cause loss of sensation or consciousness, to a patient, particularly during surgical procedures.

Male Nurses

Professionals in nursing who are male, providing a range of healthcare services including patient care, administration of medications, and support for patients' families.

Proportion

The relationship or ratio between quantities or sizes, illustrating how one quantity is related to another.