4-29. Source power is lost or the computer cabinet is
shut off.
4-30. Generated a specific period after a PI occurs.
4-31. Prevents loss of memory data if logic power is lost
faster than normal the turn-off sequence can
occur.
4-32. To indicate that power requirements have been
met, what digital active signals are generated by a
microcomputer’s power supply?
1. LEDs only
2. Ac only
3. Dc only
4. Ac and dc
4-33. To provide protection to the computer, which of
the following devices are placed in line with the
power source?
1. Compensators only
2. Line conditioners only
3. Surge protectors only
4. Compensators, line conditioners, and surge
protectors
4-34. Which of the following protective devices provide
protection against brownouts?
1. ABTs
2. Surge protectors
3. Line conditioners only
4. Compensators and line conditioners
4-35. Line conditioners can provide all of the following
protection except which one?
1. Suppress over-voltage
2. Filter input power
3. Bridge brownouts
4. Provide ac input voltage
4-36. Surge protectors retain their effectiveness with
successive surges.
1. True
2. False
4-37. What device allows the computer to execute
software during power absences up to 100 ms
during transfer of primary power source?
1 l UPS
2. Compensator
3. ABT
4. SPS
4-38. SPSs and UPSs are constructed in much the same
way except for which feature?
1. Switching circuitry
2. Power loss is detected
3. Ac line current is sensed
4. Power is transferred from one primary source
to another
4-39. What are the three major functional areas of a
computer?
1. CPU, I/O, buses
2. CPU, memory, power supply
3. CPU, memory, I/O
4. CPU, I/O, power supply
4-40. Information concerning the logic implementation
and interpretation of a specific digital computer
would be found in which of the following
references?
1. Technical manual
2. Technical manual and MRC
3. MRC only
4. NEETS, Module 13
4-41. Which of the following documents should contain
the functional schematics of a digital computer?
1. Technical manual only
2. Owner’s manual only
3. Either the technical manual or the owner’s
manual
4. NEETS, Module 13
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