What data is stored in the CMOS memory chip? BIOS settings Windows configuration settings user login information device driver Explanation: The complementary metal-oxide semiconductor (CMOS) chip is a small memory…
What characteristic of electricity is expressed in watts? the amount of work required to move electrons through a circuit the resistance to the flow of current in a circuit the…
What electrical unit refers to the number of electrons moving through a circuit per second? current voltage resistance power Explanation: Current refers to the amount of electrons moving through a…
What is indicated by the contrast ratio of a monitor? the difference in the intensity of light between the brightest white and darkest black that can be displayed how often…
What makes CRT monitor disposal dangerous for a technician who is handling the disposal? potential breathing hazards potential explosive materials potential residual high voltage potential health-damaging chemicals Explanation: CRT monitors…
How should a technician dispose of an empty inkjet printer cartridge? Refill it. Throw it away. Follow local regulations for disposal. Give it back to the customer. Explanation: Refilling used…
Which condition refers to a reduced voltage level of AC power that lasts for an extended period of time? brownout sag spike surge Explanation: Surges and spikes are increased voltage…
How does an inline UPS protect computer equipment against electrical power brownouts and blackouts? by grounding excess electrical voltage by using a battery to supply a constant level of voltage…
A technician has assembled a new computer and must now configure the BIOS. At which point must a key be pressed to start the BIOS setup program? before the computer…
What is a function of the BIOS? enables a computer to connect to a network provides temporary data storage for the CPU performs a check on all internal components provides…
A technician has just finished assembling a new computer. When the computer is powered up for the first time, the POST discovers a problem. How does the POST indicate the…
What are two reasons for installing a second hard disk drive inside an existing computer? (Choose two.) to support a RAID array to store BIOS configuration settings to store the…
Which two components are commonly replaced when a computer system with a newer motherboard is being upgraded? (Choose two.) RAM hard disk drive CPU optical drive CMOS battery adapter card…
Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two.) amount of RAM number of CPU cores water cooling…
When assembling a PC, how is pin 1 identified on the front panel cables so that it can be aligned properly with pin 1 on the motherboard panel connector? by…
A technician is installing a new high-end video adapter card into an expansion slot on a motherboard. What may be needed to operate this video adapter card? PCI expansion slot…
Which type of motherboard expansion slot has four types ranging from x1 to x16 with each type having a different length of expansion slot? PCIe AGP SATA PCI Explanation: The…
While shopping for a replacement motherboard, a customer decides to also purchase a new mechanical hard drive and asks the technical salesperson for advice. Which storage interface should the salesperson…
A technician has been asked to order a replacement internal SATA HDD. Between which two form factors will the technician have to choose? (Choose two.) 2.25 inch (5.72 cm) 2.5…
Which type of drive is typically installed in a 5.25 inch (13.34 cm) bay? hard drive optical drive flash drive SSD Explanation: Optical drives are installed in 5.25 inch (13.34…