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Which two devices are considered input devices? (Choose two.)
Correct answer(s):
- biometric authentication device
- digital camera
Which type of device would be used on a laptop to verify the identity of a user?
Correct answer(s):
- a biometric identification device
Refer to the exhibit. Which type of adapter is shown?
From which type of data storage does the CPU load information for processing during normal operation?
Correct answer(s):
- RAM
Refer to the exhibit. Which two port types are shown in the graphic? (Choose two.)
Correct answer(s):
- network
- USB
Hard drives in a grocery warehouse keep failing because of vibrations in the warehouse environment. What would be a possible solution for this high failure rate?
Correct answer(s):
- Install an SSD drive on each computer.
Which statement describes a characteristic of GDDR Synchronous Dynamic RAM?
Correct answer(s):
- It is used in conjunction with a dedicated GPU.
Which component controls the communications and interactions between the CPU and other components on the motherboard?
Correct answer(s):
- chipset
A customer needs additional storage space on an older computer. What will the technician look at in the computer to determine if an additional hard drive can be added?
Correct answer(s):
- an available PATA/SATA connection
What three voltages are commonly provided by the power supply to the various components inside the computer? (Choose three.)
Correct answer(s):
- 3.3 volts
- 5 volts
- 12 volts
Which unit of measurement is used to indicate the hard drive speed?
Correct answer(s):
- revolutions per minute.
Which two storage devices use a magnetic medium for storing data? (Choose two.)
Correct answer(s):
- tape drive
- hard disk drive
Which adapter would a technician install in a desktop computer to enable a video signal to be recorded from a video recorder to the computer’s hard drive?
Correct answer(s):
- video capture card
Which type of memory is primarily used as cache memory?
Correct answer(s):
- SRAM
A technician is building a thick client workstation that would be used to run a database and wants to ensure the best protection against errors. What type of memory would be best suited for this?
Correct answer(s):
- ECC
Which statement describes the proper use of an anti-static wrist strap?
Correct answer(s):
- An anti-static wrist strap should make contact with the skin.
Which two components … with the Southbridge chipset on the motherboard? (Choose two.)
Correct answer(s):
- USB ports
- hard drive
Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)
Correct answer(s):
- access to the RAM.
A technician looks at a motherboard and sees a 24-pin connector. What component would connect to the motherboard through the use of this 24-pin connector?
Correct answer(s):
- power supply
Which characteristic describes EPROM?
Correct answer(s):
- a chip that is nonvolatile and can be erased by exposing it to strong ultraviolet light.