C-03-Q026mediumsingle_mcq

Replacing components after they have failed falls under —

acorrective maintenance
bpreventive maintenance
cself-maintenance
dperiodic maintenance

ব্যাখ্যা

Corrective maintenance is performed only after a component has already failed, with the aim of restoring normal operation. Since replacing a failed part is a reactive repair, it falls under corrective maintenance.

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