CompTIA A+ Question I-77

After making a long CAT5 cable, the technician fears that the cable may have been damaged during the pull, but does not have a cable tester. Which of the following would be the BEST alternative tool to determine whether there are any breaks or shorts in the cable?

A. Multimeter
B. Voltmeter
C. Loopback plug
D. Punchdown tool

Correct Answer: A

CompTIA A+ Question I-77

A technician has set a laptop display to a resolution that was not supported and now cannot see the desktop. Which of the following diagnostic options would the technician choose to correct the issue?

A. VGA mode
B. Driver rollback
C. Restore from backup
D. Recovery console

Correct Answer: A

CompTIA A+ Question I-77

Which of the following RAM types is rated at PC2400?

A. DDR
B. DDR2
C. DDR3
D. SDRAM

Correct Answer: A