A+ ch2

Question 1

A new technical has joined the IT team and is about to service a heavy printer. What advice would you give this technician to avoid injury when transporting the heavy printer to the service area?

Answer 1

bend your knees to use the strength in your legs to lift the printer.

Question 2

how does an inline UPS protect computer equipment against electrical power brownouts and blackouts?

Answer 2

by using a battery to supply a constant level of voltage

Question 3

which circumstance increases the likelihood of ESD damage to a computer?

Answer 3

working in low levels of humidity

Question 4

which condition refers to a reduced voltage level of AC power that lasts for an extended period of time?

Answer 4

brownout

Question 5

what are two significant sources of EMI?

Answer 5

electrical storms, power lines

Question 6

a technician is unpacking a new PCIe video adapter from an anti-static bag to install the card in a desktop computer. which two measures should the technician use to protect the card and other computer components?

Answer 6

use a grounded mat on the workbench, use a correctly connected anti-static wrist strap

Question 7

how should a technician dispose of an empty inkjet cartridge?

Answer 7

follow local regulations for disposal

Question 8

what makes CRT monitor disposal dangerous for a technician who is handling the disposal?

Answer 8

potential residual high voltage

Question 9

a technician is troubleshooting connectivity issues to a PC and needs to verify which cable is plugged into the correct port of the patch panel. what tool should the technician use?

Answer 9

toner probe

Question 10

which tool is designed to loosen or tighten crosshead screws?

Answer 10

philips screwdriver

Question 11

what tool would a technician use to remove a slotted screw?

Answer 11

flat head screwdriver

Question 12

which tool in windows OS gives a technician access to initialize disks and create partitions?

Answer 12

disk management

Question 13

which windows OS tools scans the critical files of the operating system and replaces any files that have been corrupted?

Answer 13

system file checker

Question 14

which tool should be used if a user needs to optimize space on a hard drive?

Answer 14

optimize drives

Question 15

why is documentation of all services and repairs an important organizational tool for a technician?

Answer 15

it provides reference material for similar problems when they are encountered in the future

Question 16

which tool could potentially cause data loss on hard disk or floppy drives?

Answer 16

a magnetic screwdriver

Question 17

why should an antistatic wrist strap be worn when working on electronic equipment?

Answer 17

to equalize charge between a person and the equipment

Question 18

which precaution should be taken when working inside computer systems?

Answer 18

avoid using magnitized tooles

Question 19

which cleaning solution is recommended to clean the contacts of computer components?

Answer 19

isopropyl alcohol

Question 20

why should a pencil never be used as a tool when working inside a computer?

Answer 20

pencil lead is conductive

Question 21

a technician suspects that a power supply is faulty. how can it be checked?

Answer 21

by using a multimeter