Which of the following types of maintenance accounts for as much as 75 percent of all maintenance activity?
A)preventive maintenance
B)corrective maintenance
C)adaptive maintenance
D)perfective maintenance

Question

Quizplus · Accepted Answer

Corrective maintenance refers to fixing problems after they have occurred and is the most common type of maintenance, accounting for as much as 75 percent of all maintenance activity. Preventive maintenance, on the other hand, is done proactively to prevent problems from occurring, while adaptive maintenance involves making changes to the system to accommodate changes in the environment, such as new hardware or software. Perfective maintenance is focused on improving the system to make it more efficient or effective.

Which of the Following Types of Maintenance Accounts for as Much