CompTIA A+ 220-602 Exam(IT Technician designation pathway)
CompTIA A+ IT Tech 220-602
Question 1
(corresponding objective 1.2)
A computer will not perform power-on self test (POST), also no lights or sounds are emitted. Which of the following components should be checked FIRST?
A. Display adaptor
B. Power supply
C. RAM
D. Motherboard
Question 2
(corresponding objective 1.3)
A technician observes that a computer’s performance has decreased, and accessing large files takes more time than before. No additional programs are running, and system resource utilization is unchanged. Which of the following should the technician do to improve the computer’s performance?
A. Format the hard drive
B. Perform a system restore
C. Add more RAM to the system
D. Defragment the hard drive
Question 3
(corresponding objective 2.3)
Which of the following expansion interfaces is used when installing a wireless network adapter to provide wireless network access for a laptop computer?
A. PCMCIA
B. Serial
C. LAN
D. PCI
Question 4
(corresponding objective 2.1)
Which of the following are major components of an LCD? (Select TWO).
A. Video card
B. Screen
C. Inverter
D. Brightness
E. Contrast
Question 5
(corresponding objective 3.1)
Which of the following Windows commands can be entered to display the working directory?
A. TREE
B. CD
C. CHKDSK
D. RMDIR
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