Maurice Tutor

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Teaching Since: May 2017
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  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Computer Science Posted 28 Jul 2017 My Price 2.00

undone or redone

When a failure occurs, the log is consulted and each operation is either undone or redone. This is a problem because

 

a. searching the entire log is time consuming.

b. many redo's are unnecessary.

c. both (a) and (b).

d. none of the above.

Answers

Maurice Tutor
(5)
Status NEW Posted 28 Jul 2017 01:07 AM My Price 2.00

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