A Plus Hardware Certification Question: Download A + (Plus) Hardware PDF

A customer has just installed a new cd-rw. the system was working fine before the installation, but now the cdrom does not work, what should you suggest that the customer do?
A. flash or upgrade the BIOS
B. check the CONFIG.SYS
C. add cdrw in the device manager
D. check the jumper setting on the cd-rw
E. None of the above

Option D
check the jumper setting on the cd-rw

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During boot-up, the memory test: A. Is a superfluous step that should be ignored B. Checks and verifies that contiguous memory is installed C. Is an operational error D. Displays what memory is installed, but nothing else E. None of the above	Which is the most difficult environmentally to dispose of? A. floppy drives B. hard drives C. power supplies D. CRTs E. system boards