Chapter 11 - Understanding Operational Procedures Flashcards
Considering safety hazards, what is the most important aspect of computers that you should never forget?
11-505
they don’t just use electricity, they STORE electricity
when you begin to work on a power supply, you should discharge all capacitors within it. how do you do that?
11-506
connect a resistor across the leads of the capacitor with a rating of 3 watts or more and a resistance of 100 ohms per volt
next to a power supply, what’s the most dangerous component to work on? how do you handle this?
11-506
the CRT monitor
you don’t. you take it to a repair shop and let someone else deal with it
what’s the easiest thing you can do to help contain the effects of electrostatic discharge?
11-509
wear the antistatic wrist strap
where should you try to keep the humidity at?
11-512
around 50%
when you go to move equipment, what’s the first thing you need to make sure of?
11-515
make sure its unplugged
what does OSHA stand for?
11-520
Occupational Safety and Health Adminstration
tell me the two major classifications of accidents.
11-522
environmental
human
true or false: if there’s a lightning storm going on, you’ll be okay if you use a surge protector
11-522
false. you’re still at risk
where can you go to find out how to clean up a chemical spill?
11-522
in the Material Safety Data Sheets
there are 4 classes of fire extinguishers. Tell me what the classes are and tell me the most popular type of fire extinguisher used today.
11-523
A - wood and paper
B - flammable liquids
C - electrical fires
D - metal powder or salt
most popular type is multipurpose, its is the ABC extinguisher
a power sag without a complete loss is called a ____ .
11-524
brownout
what is the best device for power protection?
11-525
uninterruptible power supply
what should you use to clean the electronic connectors of computer equipment?
11-527
denatured isopropyl alcohol
what’s the best way to remove dust and dirt from the inside of the computer?
11-527
compressed air
what percentage of the atmosphere is made up of oxygen?
11-530
about 21 %
what is the EPA?
11-534
environmental protection agency
what happens when you burn a battery?
11-535
it’ll explode
true or false: mercury can still be found in alkaline batteries being produced today
11-536
false. it was outlawed in 1996
what are the 3 parts to professionalism as broken down by this book?
11-538
communication
behavior
dealing with prohibited content
what does punctuality mean by what is described in the book?
11-543
being on time
what does accountability mean?
11-544
means dealing with your responsibilities
what does flexibility mean?
11-544
need to be able to adjust to customer’s schedule as much as you can
what does confidentiality mean?
11-545
prevent or minimize unauthorized access to files and folders and disclosure of data and information
when you remove prohibited materials by securing them and turning them over to the proper authorities, what are you following?
11-550
the right chain of custody
how much ESD does it take to damage a computer?
11-509
100 volts
