CompTIA exam questions
Peter, a user, reports that his laptop display is very faint and hard to read. Which of the following is the MOST likely cause?
A. The video card is failing.
B. The display screen has been damaged.
C. The backlight has failed.
D. The inverter is bad.
A user’s laptop does not produce sound even though the volume settings are at maximum in the operating system. Which of the following would MOST likely resolve this issue?
A. A new sound card
B. A new speaker
C. A BIOS update
D. A hardware volume control
When dealing with customers who may be from different countries, which of the following considerations is MOST important to keep a professional work environment?
A. Do not engage in small talk with a customer; this ensures that no feelings can ever be upset.
B. Be wary that some people may be more sensitive to time guarantees on projects.
C. Be sensitive to cultural differences that may exist for the other party.
D. Be careful not to simplify technical terms with the other party.
During the installation of a wireless router at a small business, it is noted that some of the wireless clients support WPA2 and some of the clients support WPA. Which of the following encryptions should be set on the router?
A. WPA
B. WPA2
C. WEP
D. TKIP
Memory with built-in features to recover from errors is also known as:
A. parity.
B. SDRAM.
C. DDR.
D. ECC.
Which of the following connector types is used for the transmission of an analog signal?
A. DVI
B. HDMI
C. DB-15
D. RJ-45
Emily, a user, boots her laptop and notices the screen flashes then turns black. It was working during her presentation yesterday. Which of the following troubleshooting steps should be completed?
A. Use a multimeter to test voltage.
B. Replace the laptop with a new one.
C. Replace the battery.
D. Connect an external display device.
In which of the following situations should an MSDS be consulted?
A. A new cleaning solution is used
B. The corner of a desk snaps off
C. An office window is shattered
D. Soda is spilled on the floor
A technician is notified that a laptop is not booting. It is discovered that there are no system lights, sounds, or display when the power button is pressed. Which of the following should the technician attempt FIRST in the troubleshooting process?
A. Connect an external monitor into the laptop to determine if the LCD has failed.
B. Boot the system from either a boot CD or other removable media type.
C. Disconnect the AC and battery power and hold the power button for several seconds.
D. Remove any hard drives or optical drives, RAM, and any wireless cards or USB devices from the laptop.
When servicing a laptop, which of the following components usually requires the keyboard to be removed before the component can be replaced?
A. Processor
B. Hard drive
C. Battery
D. Optical drive