CompTIA exam questions
Which of the following is the MAIN difference between LED and OLED displays?
A. LED employ organic materials while OLED do not.
B. OLED use light emitting polymers while LED do not.
C. LED emit light in all directions while OLED do not.
D. OLED do not require a voltage differential while LED do.
Which of the following describes a network topology MOST commonly used in a SOHO switched network?
A. Mesh
B. Hybrid
C. Bus
D. Star
Which of the following laptop display types MOST often has the thinnest profile?
A. LCD
B. LED
C. OLED
D. Plasma
A 2,000 line per minute parallel impact printer is being installed in a room that is 100 feet (30.48 meters) from the print server. Once connected it does not print reliably. Which of the following is the cause?
A. The cable was installed next to florescent lighting.
B. The cable length has exceeded the limit of the standard.
C. The printer should have been a USB model.
D. The printer I/O logic is faulty and must be replaced.
A technician has been asked to share a laser printer amongst the users in an HR workgroup. The printer will need to be accessed from distances up to 200 feet through no more than one to two, hollow, dry board walls. Which of the following methods should be used?
A. 802.11x
B. PAN
C. USB
D. Infrared (IR)
A technician is trying to install a full-size PCI card into a slim line desktop PC. Which of the following would MOST likely be required to facilitate installation?
A. RAID card
B. CNR card
C. Riser card
D. MCA card
Which of the following steps would be performed FIRST to install a fresh copy of Windows 7 Professional on a new hard drive?
A. Format the partition
B. Load any RAID or SATA drivers needed
C. Partition the drive
D. Configure Windows settings
A new employee has reported that print jobs are printing as garbled text. Which of the following is MOST likely the reason for this issue?
A. The printer needs a maintenance kit installed
B. The network cable on the printer is unplugged
C. The workstation has the incorrect drivers installed
D. The employee does not have the proper permissions
Which of the following is required during the installation of a digitizer?
A. Must be connected to the Internet
B. Must be cleaned
C. Must have the latest software installed
D. Must be calibrated
When replacing components inside of a computer, which of the following should be worn to prevent electro-static discharge?
A. Safety goggles
B. Grounding strap
C. Safety shoes
D. Canvas gloves