CertiGuide to A+ (Core Hardware)  9  Chapter 1010:  Safety and the Environment

VIII  Chapter 1010: Test for Success Questions 1 Chapter 1011:  Networking

1. Which governing body declared that, if certain conditions are met, assemblers of PC systems employing modular CPU boards and/or power supplies are not required to test the resulting system?

A. FCC

B. EPA

C. IEEE

D. IRS

Explanation: According to part 15 rules dated September 2000, “assemblers of personal computer systems employing modular CPU boards and or power supplies are not required to test the resulting system provided certain conditions are met. See Heading 3 Demons, Sub-heading EMI for details.

2. What are the “three demons”?

A. EMI, RFI, and dust

B. Static, ESD, and EFI

C. EMI, RFI and static

D. Sag, fade, and static

Explanation: Electromagnetic Interference; Radio Frequency Interference and static are your three worst enemies when in comes to silently, and invisibly destroying electrical components. See Heading 3 Demons for details.

3. When is it a good idea to put your hand inside a monitor?

A. Every chance you get

B. Never

C. Only when these devices are unplugged

D. None of the above

Explanation: It is never a good idea because even though the device may be unplugged, that does not keep it from storing a very high electrical charge—a charge that can potentially kill a human!

4. Which device is commonly used to eliminate the presence of static while working on a PC?

A. Anti-static pad

B. Anti-static wrist strap

C. Anti-static pad and strap

D. Anti-static bag

Explanation: Using an anti-static pad and wrist strap combination is the most effective way of eliminating potential static. See Heading 3 Demons, and sub-heading Static for details.

5. What device is the most effective in eliminating the potential of power loss or power sags?

A. EMI box

B. UPS

C. DVM

D. UL 1149 approved suppressor

Explanation: An Uninterruptible Power Supply (UPS) uses a battery that can augment power sags and total losses of power

6. Which governing body is responsible for the proper management and disposal of toxic chemicals such as lithium acid and lead?

A. TSCA

B. EPA

C. Congress

D. UL

Explanation: The U.S. Congress enacted the Toxic Substances Control Act in 1976 to deal with PCB and management.

7. What type of fire suppression device is required for extinguishing electrical fires in North America?

A. Class D fire extinguisher

B. A garden hose

C. A wet blanket

D. Class C fire extinguisher

Explanation: Class C fires are classified as electrical fires in North America.

VIII  Chapter 1010: Test for Success Questions 1 Chapter 1011:  Networking