CompTIA exam questions
Peter’s company just moved into a new building, and the company’s management is very concerned about proper equipment grounding. Which of the following risks are they attempting to mitigate by grounding equipment?
A. Security breaches
B. Electrical shock
C. Chemical burns
D. Equipment theft
Which of the following describes the use of the DNS protocol as it relates to a TCP/IP network?
A. Provides remote connectivity to resources on the network
B. Provides separate control and data connections between network resources
C. Provides mapping of user friendly names to network resources
D. Provides automated addressing to resources on the network
Which of the following connectors is commonly used on a shielded twisted pair cable?
A. BNC
B. RJ-45
C. F
D. HDMI
Which of the following connector types is MOST likely to be used with fiber connections?
A. RJ-45
B. SC
C. USB
D. RG-9
A computer is running very slowly and there is a clicking sound coming from the tower. Which of the following is the BEST course of action?
A. Format the drive and install the OS.
B. Partition the drive. Format the drive and install the OS.
C. Backup data. Format and install the OS.
D. Backup data. Replace the drive and install the OS.
A laptop is not charging the battery and occasionally shuts off even when the power cord is plugged in. This is a symptom of a bad:
A. DC jack.
B. hard drive.
C. cooling system.
D. battery.
A technician installs a new video card in a desktop with onboard video. The technician boots the unit but sees no display. The monitor power light is on and the OS seems to be loading. Which of the following is the MOST likely cause?
A. The display is defective.
B. The video card needs to be flashed.
C. The internal adapter has not been disabled.
D. The new video card is defective.
Which of the following connection types uses a 15-pin connector for displays?
A. USB
B. VGA
C. Serial
D. DVI-I
Emily, a user, reports her docked mobile workstation will periodically lose her network share drive and lose video to the second monitor. Which of the following is MOST likely the cause of this anomaly?
A. The workstation battery needs to be replaced.
B. The NIC is functioning intermittently.
C. Failed driver updates for the workstation’s devices.
D. The surge protector lost AC power.
Which of the following should be the FIRST items to be removed when replacing the system board on a laptop? (Select TWO).
A. Keyboard
B. Battery
C. LCD
D. Palm rest
E. AC power adapter