ATT COMP CORE EXAM MANUAL QUESTIONS AND
SOLUTIONS MARKED A+
Whatever is common is what's on ground - ✔✔Whatever is common is what's on
ground. Common ground, common emitter, common base
Oscillator type? - ✔✔Harvey
Oscillator type? - ✔✔Harvey
(Question unknown) - ✔✔Answer: noise
A transistor cut off act as a - ✔✔Open
Saturated acts like a - ✔✔Short
RC - ✔✔(?)
Crystal - ✔✔(?)
Purpose of an oscillator - ✔✔Convert DC to AC
A stable Multi vibrator, the output frequency is - ✔✔Same as input frequency
Monostable Multivibrator - ✔✔Input trigger is the same as output frequency
Identify the type of series - ✔✔
Purpose of a rectifier - ✔✔Convert AC to pulsating DC
Purpose of a filter - ✔✔Makes smooth DC
Purpose of a protection circuit - ✔✔Prevents damage to power supply
Purpose of regulator - ✔✔Maintain regular voltage out.
What class of amplifiers has good efficiency? - ✔✔Class Charlie
If input on amplifier is Base and collector, what's common ? - ✔✔Emitter
What type of gain in push pull ? - ✔✔Provides power gain
When is torque greatest? - ✔✔At locked condition
SOLUTIONS MARKED A+
Whatever is common is what's on ground - ✔✔Whatever is common is what's on
ground. Common ground, common emitter, common base
Oscillator type? - ✔✔Harvey
Oscillator type? - ✔✔Harvey
(Question unknown) - ✔✔Answer: noise
A transistor cut off act as a - ✔✔Open
Saturated acts like a - ✔✔Short
RC - ✔✔(?)
Crystal - ✔✔(?)
Purpose of an oscillator - ✔✔Convert DC to AC
A stable Multi vibrator, the output frequency is - ✔✔Same as input frequency
Monostable Multivibrator - ✔✔Input trigger is the same as output frequency
Identify the type of series - ✔✔
Purpose of a rectifier - ✔✔Convert AC to pulsating DC
Purpose of a filter - ✔✔Makes smooth DC
Purpose of a protection circuit - ✔✔Prevents damage to power supply
Purpose of regulator - ✔✔Maintain regular voltage out.
What class of amplifiers has good efficiency? - ✔✔Class Charlie
If input on amplifier is Base and collector, what's common ? - ✔✔Emitter
What type of gain in push pull ? - ✔✔Provides power gain
When is torque greatest? - ✔✔At locked condition
