Which method of database recovery involves frequent simultaneous copying of the database to maintain two or more complete copies of the database?

A) Mirroring
B) Reprocessing
C) Rollback
D) Rollforward
E) None of the above

Ans: A) Mirroring

Computer Science & Information Technology

You might also like to view...

Match the font family name with the text sample.

View
Computer Science & Information Technology

In this example, which operation will be evaluated first?

2 - 1 <= 5 && 9 > 6 * 2 || 0 A. 2 - 1 B. 9 > 6 C. 6 * 2 D. 2||10

View
Computer Science & Information Technology

PDF stands for Portable Document File

Indicate whether the statement is true or false

View
Computer Science & Information Technology

A dotted line with the text Page Break that indicates where a manual page break was inserted.

What will be an ideal response?

View
Computer Science & Information Technology