Sunday, June 3, 2007

Question 61

Which is the appropriate description of the maintenance of systems which have been deployed nationwide?

a) System MTBF becomes longer by using remote maintenance.
b) System MTBF becomes longer by doing tentative maintenance when failures occur.
c) System MTTR becomes shorter by changing from the maintenance center at a single centralized location to distributed ones.
d) System MTTR becomes shorter by using preventive maintenance.

answer

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