TT COMP TEST FC CERTIFICATION EVALUATION TEST FULL QUESTIONS AND ACCURATE ANSWERS

ATT COMP TEST FC CERTIFICATION
EVALUATION TEST FULL QUESTIONS AND
ACCURATE ANSWERS UPDATED
MATERIAL 2026 GRADED A+

⩥Sine wave oscillators consist of what two circuits? Answer: Amplifier,
Feedback


⩥The feedback circuit selects the ____ and ensures ____. Answer:
frequency, phase is correct


⩥An oscillator's first output signal is the ____ from the resistors.
Answer: noise


⩥The feedback circuit allows only one ____ to pass on to the input of
the amplifier. Answer: frequency


⩥The amplifier amplifies the ___ and the process is ____. Answer:
input, continued


⩥The output of the amplifier is limited by ____ and the ____. Answer:
transistor saturation and cutoff points, losses in the feedback circuit

, ⩥Sine wave oscillators are classified according to the ____. Answer:
type of feedback circuit used


⩥What are the three types of sine wave oscillator feedback circuits?
Answer: LC, RC, Crystal


⩥An LC oscillator uses ____ and ____ to form a ____ circuit. Answer:
inductor, capacitor, tank


⩥An RC oscillator uses ____ and ____ to____ the feedback signal.
Answer: resistors, capacitors, phase shift


⩥A crystal oscillator uses a ____ in the ____. Answer: crystal, feedback
circuit


⩥Multivibrators change a ____ to a ____. Answer: DC operating
voltage, square wave


⩥Multivibrators use ____ and a ____. Answer: two transistor amplifiers,
feedback circuit


⩥In a multivibrator, the feedback circuit ____. Answer: controls the
switching of each transistor from ON to OFF