IT Essentials 7.0 Chapter 2.1

A technician is being asked to move a heavy industrial printer. Which safety technique is recommended for this situation?

• Bend at the knees when lifting.

• Remove paper and all sources of ink before moving.

• Use a pulley.

• Wear safety goggles.

What should a technician do before working on a computer?

• Remove all cables except the power cable.

• Ensure that the computer is free of viruses.

• Remove any watch and jewelry.

• Check the surrounding area for trip hazards.

Which two pieces of information are needed before selecting a power supply? (Choose two.)

• the type of CPU

• the form factor of the case

• the installed operating system

• the total wattage of all components

• the voltage requirements of peripheral devices

The following parts were ordered by someone building a personal computer:

1 - AMD 3.7 GHz

2 - Gigawhiz GA-A239VM (does not include USB 3.1 front panel connectors)

3 - HorseAir DDR3 8 GB

4 - ATX with up to three 3.5" drive bays

5 - Eastern Divide 1TB 7200 RPM

6 – Zoltz 550W

What is the significance of the 550W in the 6th item (Zoltz 550W)?

• motherboard speed

• RAM speed

• output power

• input power

What should be done prior to the installation of RAM onto the motherboard?

• Consult the motherboard documentation or website of the manufacturer to ensure that the RAM is compatible with the motherboard.

• Change the voltage selector to meet with the voltage specification of the RAM.

• Ensure the memory expansion slot tabs are in the locked position before inserting the RAM module.

• Populate the center memory slots first before inserting the new RAM.

What does the "A" in P-A-S-S remind a person to do while using a fire extinguisher?

• Aim the fire extinguisher at the flames.

• Aim the fire extinguisher at the base of the fire.

• Activate the fire extinguisher.

• Adjust the pressure.

How is a power supply commonly attached to a tower case?

• restraining strap

• retention bar

• screws

• standoffs

A technician is replacing a power supply. Which two factors should the technician consider when obtaining the replacement part? (Choose two.)

• type of case

• input voltage level of 12 or 5 VDC

• number of internal fans

• output voltage

• wattage

A technician is installing additional memory in a computer. How can the technician guarantee that the memory is correctly aligned?

• The label on the memory module should always face the CPU.

• A notch in the memory module should be aligned with a notch in the memory slot.

• The arrows on the memory module should be aligned with the arrows on the motherboard slot.

• Memory slots are color coded, with one end red and one end blue.

What is used to prevent the motherboard from touching metal portions of the computer case?

• an I/O shield

• thermal compound

• standoffs

• ZIF sockets