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The backup is taken by

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in Database Management by (119k points)
The backup is taken by

(a) Erasing all previous records

(b) Entering the new records

(c) Sending all log records from primary site to the remote backup site

(d) Sending selected records from primary site to the remote backup site

I have been asked this question in my homework.

Asked question is from Remote Backup Systems in portion Recovery System of Database Management

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Right choice is (c) Sending all log records from primary site to the remote backup site

The best explanation: We can achieve high availability by performing transaction processing at one site, called the primary site, and having a remote backup site where all the data from the primary site are replicated.

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