CompTIA exam questions
A technician is tasked with selecting components to build a computer that will be used for computer aided drafting and computer aided modeling. Which of the following components are the BEST choices? (Select TWO).
A. Triple channel memory
B. MIDI sound card
C. TV tuner
D. Onboard graphics
E. Socket 1366 CPU
A technician needs to install an appropriate PSU into a new machine. The technician needs available power for a floppy drive, two older IDE hard disks, a single SATA hard disk, and an IDE optical drive. How many unique power connectors will the PSU need to accommodate the listed devices?
A. 2
B. 3
C. 4
D. 5
A network impact printer functions yet is not printing any characters. It was working before a user visited the printer. Which of the following is the MOST likely cause?
A. The user changed the printer baud rate.
B. The user set the printer offline.
C. The user replaced the paper incorrectly.
D. The user replaced the ribbon incorrectly.
A technician is troubleshooting a desktop PC. When the power button is pressed, the fan momentarily spins and the PC does not boot. Which of the following components is MOST likely the problem?
A. CPU
B. CMOS battery
C. RAM
D. Power supply
Which of the following network types uses IrDA for communication?
A. MAN
B. WAN
C. PAN
D. LAN
A technician is tasked with purchasing a wireless router that is backwards compatible with any other wireless device. Which of the following standards should the technician choose?
A. 802.11a
B. 802.11b
C. 802.11g
D. 802.11n
When installing a floppy drive data cable, it is important for a technician to ensure which of the following? (Select TWO).
A. Availability of compatible power connectors
B. Adequate hard drive capacity
C. Correct CPU clock speeds
D. Correct Master/Slave jumper settings
E. Proper orientation of the data cable
Which of the following cable types is rated to transmit a MAXIMUM of 10 Mbps?.
A. CAT3
B. CAT5
C. CAT5e
D. CAT6
Which of the following safety devices would be employed to prevent static discharge between a computer and a technician?
A. Non-Magnetic screwdriver
B. Voltmeter
C. Electrical tape
D. ESD mat
A user reports that their UPS is making a loud beeping sound. Which of the following would cause this problem?
A. The UPS is overcharged.
B. Incorrect wattage on the power supply.
C. The UPS battery is not charged.
D. The UPS is in power management mode.