IT Essentials 7.0 Chapter 1.4

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?

• power supply

• video card

• PATA optical drive

• SATA drive

• floppy drive

Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)

• communication between the CPU and the I/O ports

• access to the RAM

• communication between the CPU and the hard drive

• access to the video card

• communication between the CPU and the sound card

Which two components usually interface directly with the Southbridge chipset on the motherboard? (Choose two.)

• video card

• USB ports

• RAM

• hard drive

• PCIe slots

Which statement describes the proper use of an anti-static wrist strap?

• An anti-static wrist strap should not be used in conjunction with an antistatic mat.

• For optimum grounding, the clip should be attached to a painted section of the computer case.

• An anti-static wrist strap should make contact with the skin.

• The anti-static wrist strip should not be attached to any grounded object.

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?

• ECC

• RDRAM

• DDR3

• DDR2

Which type of memory is primarily used as cache memory?

• DRAM

• RAM

• ROM

• SRAM

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 hard drive?

• video adapter

• TV tuner card

• video capture card

• network interface card

Which two storage devices use a magnetic medium for storing data? (Choose two.)

• tape drive

• solid state drive

• hard disk drive

• blue-ray disk drive

• compact disk drive

Which unit of measurement is used to indicate the hard drive speed?

• revolutions per minute

• gigabytes

• pages per minute

• clusters per minute

What three voltages are commonly provided by the power supply to the various components inside the computer? (Choose three.)

• 3.3 volts

• 5 volts

• 9 volts

• 12 volts

• 24 volts