IT Essentials - Safe Lab Procedures And Tool Use - Chapter 2
20 Questions
| Total Attempts: 1552
This will aid your revison in preparation for the IT Essentials Chapter 2 exam.
Questions and Answers
- 1.A ......................... is a program that runs continuously to protect against unauthorised communications to and from your PC. (1 word)
- 2.This is used to test the integrity of circuits and the quality of electricity in PC components. (2 words)
- 3.It takes less than 20 volts of static electricyt to damage a computer component. (TRUE or FALSE)
- 4.What is the correct procedure to dispose of a monitor? (pick 1)
- A.
Incineration
- B.
Dispose of it in a local land fill
- C.
Consult your local authority for correct disposal methods of hazardous material
- D.
Dispose of it in your normal rubbish bin or skip
- 5.............. ................................. software includes Fdisk, format, scandisk, defrag anf disk cleanup. (2 words)
- 6.Antistatic wrist straps are only useful if:- (pick 1)
- A.
They are plugged into the FSK
- B.
They are clean and make good skin contact
- C.
The cord has not been damaged
- D.
All of the above
- 7.Before transporting an ESD sensitive device, it must be:- (pick 1)
- A.
Thoroughly cleaned
- B.
Put into a static shielding bag or packet
- C.
Put into a cardboard box or container
- D.
Wrapped in paper
- 8.If the humidity is too high, equipment can suffer from .................... damage (1 word)
- 9.What is the MINIMUM amount of static electricity humans can feel? (pick 1)
- A.
1,000 volts
- B.
3,000 volts
- C.
5,000 volts
- D.
7,000 volts
- E.
10,000 volts
- 10.It is recommended to plug a printer into a UPS device. (TRUE or FALSE)
- 11.What is a reduced level of AC power that lasts for a period ot time when the power line voltage drops below 80% of normal levels called? (pick1)
- A.
A blackout
- B.
A spike
- C.
A brownout
- D.
A power surge
- 12.What does MSDS stand for? (4 words)
- 13.When environmental conditions are dry and cool, what is ESD probability? (pick 1)
- A.
Low
- B.
High
- 14.This is used to prepare a hard drive to store information. (pick 1)
- A.
Fdisk
- B.
Defrag
- C.
Disk cleanup
- D.
Format
- 15.A .......... ................ is sometimes called a nut driver. (2 words)
- 16.When cleaning the gold contacts on computer components, what is the best substance to use? (pick 1)
- A.
A mild cleaning solution
- B.
Compressed air
- C.
A nylon brush
- D.
Isopropyl alcohol
- 17.This is used to check the integrity of files and folders on a hard drive by scanning the disk surface for physical errors. (1 word)
- 18.This is a dramatic increase in voltage abvove the normal flow of electical current that lasts for a few nanoseconds. (pick 1)
- A.
A blackout
- B.
A spike
- C.
A power surge
- D.
A brownout
- 19.Always wear an antistatic wrist strap if you are repairing a monitor or CRT. (TRUE or FALSE)
- 20.Pencils should not be used inside a computer for any reason as the lead can act as a conductor and damage the components. (TRUE or FALSE)
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