Redundancy and Replication Flashcards

1
Q

What is redundancy?

A

Redundancy means duplication of critical data or services with the intention of increased reliability of the system.

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2
Q

Where all redundancy can be applied?

A
  1. Services 2. Data
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3
Q

Service Duplication

A

helps in fail-over and share- nothing architecture

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4
Q

Data Duplication

A

Helps in retention of data, in case of data base crash ir outage

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