CompTIA exam questions
Recently, a user built a new gaming PC and is testing it out by running graphic intensive games. After a short time playing a game, the computer reboots with an error “a thermal event has occurred”. Which of the following is the MOST likely cause of this issue?
A. Processor is under-clocked
B. Insufficient power to the motherboard
C. Hard drive is overheating
D. Video card is overheating
Which of the following is BEST used to prevent other people from viewing a users computer screen?
A. Anti-virus software
B. Key fob
C. Biometric device
D. Privacy filter
Which of the following explains why a tablet OS loads quicker than a laptop OS?
A. A tablet requires less power to operate than a laptop.
B. A tablet has a smaller circuit board than a laptop.
C. A SATA drive loads data much faster than an IDE drive.
D. A SSD drive loads data much faster than a SATA drive.
Which of the following regular maintenance tasks for a workgroup of Windows PCs is MOST likely to be performed on a nightly basis?
A. CHKDSK
B. Patch installation
C. Defragmentation
D. Backups
Which of the following wireless standards used on modern smartphones depends on direct client-to-client handshake pin code authorization for establishing transmission connection?
A. 802.11n Wi-Fi
B. WiMAX
C. Infrared
D. Bluetooth
Jane, a technician, is trying to recover some files for a user from a damaged laptop. Since the Windows installation has been corrupted and does not boot, Jane plugs the drive into a bench system to attempt a recovery. After trying to access the drive on the bench computer, the following message is displayed. “Access Denied. Please Enter Encryption Password.” Which of the following is the reason that this error is displayed?
A. The hard drive is experiencing S.M.A.R.T. failure errors
B. The TPM security chip inside the bench system is not enabled
C. The BIOS of the bench system is out of date
D. BitLocker is being used
Which file reads the BOOT.INI to determine the Startup options in a x86 based Windows XP machine?
A. NTDETECT.COM
B. NTLDR
C. IO.SYS
D. NTOSKRNL.EXE
When connecting a Bluetooth device to a mobile device, which of the following BEST describes the purpose of discovery mode?
A. Allows two Bluetooth devices to connect to each other without a mobile device
B. Disconnects all devices and connects to the closest powered on device
C. Allows a peripheral to be contacted by the mobile device
D. Instructs the phone to seek out all nearby devices and connect to them
After being relocated to an enclosed position under a desk, a computer experiences intermittent shutdowns. Which of the following conditions is MOST likely the cause?
A. Power surges
B. Overheating
C. APIPA addressing
D. RF interference
Emily, a user, states her computer is running very slow. On further investigation, a technician sees several disk errors in the event viewer. Which of the following commands would be used to resolve this issue?
A. DISKPART
B. CHKDSK
C. FORMAT
D. SFC