Chapter 1: Operational Procedures Flashcards
Which of the following is the correct fire extinguisher for an electrical fire?
A. A
B. B
C. C
D. D
C. A class C fire extinguisher is used on an electrical fire.
Which statement is not true about ESD?
A. ESD can kill a human.
B. As little as 30 volts of ESD can damage a device.
C. You can damage equipment via ESD without feeling any electrical shock yourself.
D. Low humidity makes ESD more likely.
A. ESD can not kill a human
You plan to replace the power supply in a computer. What is the most important safety measure you shold take to protect yourself?
A. Wear an antistatic wristband.
B. Do not ground yourself.
C. Bend your knees when you lift.
D. Buy a name brand power supply.
B. Do not ground yourself. Power supplies are high voltage devices, so if you ground yourself and it discharges, you could suffer serious injury from a massive electrical shock.
A client has a large CRT. It is malfunctioning, and none of the external buttons on the monitor help, nor can you fix it using the property settings in Windows. Although the monitor is quite old, the client likes it, and wants it to be repaired if possible. What should you do?
A. Open the CRT case and visually inspect for a loose connection
B. Take it to a qualified repair center.
C. Tell the client the monitor is beyond repair and immediately discard it.
D. Find a service manual for it online and try to repair it yourself.
B. Take it to a qualified repair center.
Note: CRT (Cathode Ray Tube) is a dangerous monitor that holds high voltage charges in its hardware. NEVER ATTEMPT TO REPAIR ONE.
What can you use to protect a PC from power sags?
A. Surge Suppressor.
B. Power supply.
C. UPS.
D. APS.
C. UPS,
UPS’ provide battery backup power incase of brown outs and blackouts.
Note: A UPS will protect a PC from power sags because it provides conditioned power, free from the surges, spikes, and sags coming from the power company.
What should you do before moving any computer equipment?
A. Power down and disconnect the power cord.
B. Wear work gloves.
C. Put on a face mask.
D. Remove the power supply.
A. Power down and disconnect the power cord
You want to power down and disconnect any computer equipment before moving it.
What is the ideal environment for ESD to occur?
A. Hot and humid
B. Cold and humid
C. Hot and dry
D. Cold and dry
D Cold and dry
This is the ideal environment for ESD to occur. So be aware of what condition the environment is in order to keep the equipment from being damaged.
You are getting ready to install a new component, a memory stick that came in its own antistatic bag. What is the correct way to handle this component and the bag?
A. Remove the component from the bag and place it on top of the bag until ready to install.
B. Remove the component from the bag and immediately discard the bag.
C. Leave the component in the bag until you are ready to install it.
D. Remove the component from the bag and turn the bag inside out before placing the component on the bag.
C. Leave the component in the bag until you are ready to install it.
When should you wear an air filter mask and goggles?
A. When changing a toner cartridge.
B. When using compressed air to clean dust out of a pc case.
C. When installing RAM.
D. When disassembling a monitor.
C. When using compressed air to clean dustout of a pc case.
Which of these is not good advice for safe lifting and moving?
A. Carry the item close to your body
B. Bend your knees.
C. Use a fast, jerking movement to pick up a heavy object
D. Keep your back straight and vetical to the floor.
C. Use a fast, jerking movement to pick up a heavy object.
- When cleaning dirty items with compressed air, what safety equipment should you wear?
A. Mouth/nose mask and gloves
B. Mouth/nose mask and goggles
C. An apron or protective jacket
D. Steel-toed shoes
B. Mouth/nose mask and goggles
- In what way could compressed air harm a human body?
A. Alkaline burns
B. Acid burns
C. Heat burns
D. Freeze burns
D. Freeze burns
- When a computer system is no longer functioning and is not repairable, how should you dispose of it?
A. Put it in the trash
B. Donate it to a charity
C. Send it to a recycling center
D. Send it to a land fill
C. Send it to a recycling center
- You do not know the proper handling of an old solvent previously used in your company, and now you need to discard it. How can you find out more about it?
A. Contact the manufacturer and ask for an MSDS.
B. Send it to a recycling center.
C. Transfer it to a glass gar for safe storage.
D. Call 911.
A. Contact the manufacturer and ask for an MSDS.
- What should you do with a large number of used batteries accumulated in your office?
A. Dispose of them in the trash.
B. Find a recycling center that will accept them.
C. Send them bat to the manufacturers.
D. Let them accumulate and dispose of them about once a year.
B. Find a recycling center that will accept them.
