JFE301Xuất hiện trong 1 đề thi
Which of the following is an appropriate description concerning MTBF and MTTR?
Các lựa chọn
AMTBF increases as the number of device types that constitute the system increases.
BMTBF increases through the preventive maintenance of a system.
CMTTR increases and MTBF decreases through the remote maintenance of a system.
DMTTR increases owing to functions such as an error log or an instruction trace.