Midterm Practice

Last updated over 1 year ago

10 questions

1

A user is building a new computer system. Why would the user select a DDR3?

to diminish any electrostatic charge

to attach a laser printer

to install a memory module

to attach a VR headset

What characteristic best describes an AR headset?

a head-mounted device that superimposes images and audio over a real world image and can provide users immediate access to information about their real surroundings

an output device that uses LED, LCD, or OLED technology

a head-mounted device that provides head-motion and eye-tracking sensors and displays three-dimensional images

an output device used to present information from a laptop onto a screen

A technician has installed a new second hard drive in a tower computer, but the drive does not show up in the BIOS. What are two things the technician should check first? (Choose two.)

The drive works in another computer

The power supply outputs enough wattage

Data and power cables are attached

The drive has been partitioned

The drive port is enabled in the BIOS

Where would a technician use an RG-6 cable?

when connecting a display to a PC

when attaching a PC to a LAN

when replacing cable TV cabling

when attaching an external hard drive

A user is building a custom computer system and is trying to decide on components for the new system. The user does light to medium graphic design, programming, and gaming. Which two components would be appropriate for this type of machine? (Choose two.)

A technician is installing memory into a computer and notices that there are two black memory slots and two blue memory slots. Which memory technology does this motherboard use?

ECC

parity

dual channel

DDR4

A user reports that when games are being played, the computer displays random blotches on the screen. What are two possible causes? (Choose two.)

A technician needs to purchase a storage drive that both connects directly to the PCIe bus and provides reliability. Which type of storage device would best meet these requirements?

tape drive

2.5″ SSD

NVMe M.2

2.5″ HDD

Which statement describes a feature of SDRAM?

It is able to support two writes and two reads per CPU clock cycle.

It requires constant power to function.

Its connector always has 240 pins.

It can process overlapping instructions in parallel.

A technician is asked to configure a laptop for LoJack. What will the technician have to do to accomplish this task?

Attach a physical cable through a special hardware loop that is part of the computer case.

Install antimalware software.

Perform special steps on the hard drive using the Disk Management tool.

Enable it in BIOS.

A user is building a new computer system. Why would the user select a DDR3?

to diminish any electrostatic charge

to attach a laser printer

to install a memory module

to attach a VR headset

What characteristic best describes an AR headset?

a head-mounted device that superimposes images and audio over a real world image and can provide users immediate access to information about their real surroundings

an output device that uses LED, LCD, or OLED technology

a head-mounted device that provides head-motion and eye-tracking sensors and displays three-dimensional images

an output device used to present information from a laptop onto a screen

A technician has installed a new second hard drive in a tower computer, but the drive does not show up in the BIOS. What are two things the technician should check first? (Choose two.)

The drive works in another computer

The power supply outputs enough wattage

Data and power cables are attached

The drive has been partitioned

The drive port is enabled in the BIOS

Where would a technician use an RG-6 cable?

when connecting a display to a PC

when attaching a PC to a LAN

when replacing cable TV cabling

when attaching an external hard drive

A user is building a custom computer system and is trying to decide on components for the new system. The user does light to medium graphic design, programming, and gaming. Which two components would be appropriate for this type of machine? (Choose two.)

integrated CPU

maximum CPU cores

dedicated video card

SSD

high speed mechanical drive

A technician is installing memory into a computer and notices that there are two black memory slots and two blue memory slots. Which memory technology does this motherboard use?

ECC

parity

dual channel

DDR4

A user reports that when games are being played, the computer displays random blotches on the screen. What are two possible causes? (Choose two.)

bad inverter

failing power supply

failing LCD backlight

loose video cable

GPU overheating

A technician needs to purchase a storage drive that both connects directly to the PCIe bus and provides reliability. Which type of storage device would best meet these requirements?

tape drive

2.5″ SSD

NVMe M.2

2.5″ HDD

Which statement describes a feature of SDRAM?

It is able to support two writes and two reads per CPU clock cycle.

It requires constant power to function.

Its connector always has 240 pins.

It can process overlapping instructions in parallel.

A technician is asked to configure a laptop for LoJack. What will the technician have to do to accomplish this task?

Attach a physical cable through a special hardware loop that is part of the computer case.

Install antimalware software.

Perform special steps on the hard drive using the Disk Management tool.

Enable it in BIOS.