Associate CET Practice Exam Questions
And Answers Rated A+.
8.33 meters is the full wavelength in air for what RF frequency? - Answer 36 MHz
Decimal 164 would appear as ________ in binary? - Answer 10100100
A resistor has color stripes yellow, violet, violet, silver. It is: - Answer 470 MegOhm +/- 10%
what is the total capacitance of three capacitors valued at 100pf, 100pf, and 50pf when connected in a
series? - Answer 25 pf
what is the ripple frequency of a full wave single phase bridge rectifier operated at 60Hz? - Answer
120Hz
When heated or cooled, a ________emits a voltage. - Answer theromcouple
Which wire size is physically largest? - Answer #8
Adding the binary numbers 101011 and 001110 will give you what result? - Answer 111001
A component that reduces in resistance as it is heated: - Answer Is a negative temperature coefficient
thermistor
An autotransformer: - Answer has a single winding
A dual trace oscilloscope differs from a single trace in that only the dual trace scope: - Answer
alternates sweeps
If an RF signal voltage is reduced by 6 dB, it is then: - Answer half the original size
,Applying positive voltage to the P end and negative to the N end of a germanium diode: - Answer will
forward bias it
You would probably prefer a digital VOM over an ordinary analog meter: - Answer for most accuracy
You should expect the video amplifier in a radar or TV receiver to have a frequency response of: - Answer
0-6 MHz
The radio communication mode that utilizes the basic frequency and one of the side bands: - Answer is
called "SSB"
When using fiber optics to transfer a signal, the light must: - Answer Enter the "cone of acceptance"
The energy stored in a coil is measured in: - Answer Joules
The telephone communication term "cellular" refers to: - Answer small geographic areas covered by
each base station.
Integrated Circuit failures often exhibit: - Answer open or short conditions
Which of these would you normally choose to cause an LED to light? - Answer 3 V DC
A capacitor (3/8" x 1/8" ceramic or mica) marked 47K is: - Answer 47pf+/- 10%
A digital storage oscilloscope: - Answer uses micro processing and memory to allow close analysis of
signals; is specially designed for analyzing digital signals; converts analog input signals to a digital display
Carbon microphones are much like variable: - Answer Resistors
, An antenna that is longer than another: - Answer will have a lower resonant frequency
An 8-bit binary code allows ______ logical combinations. - Answer 256
An inductor in an electronic circuit: - Answer resists AC current flow
A printer directly connected to a personal computer would use a _______ connection. - Answer USB or
parallel Centronics
The digital method of representing characters by using combinations of zeros and ones is called: -
Answer binary
Fm utilizes ______ where AM utilizes signal level variations. - Answer frequency variations
What decimal number is represented by the binary number 01101010? - Answer 106
Decimal 50 would appear as _____ in Hex. - Answer 32
Of these choices, the display of a DMM would probably be: - Answer LCD
A disadvantage of LCD is: - Answer environmental temperature sensitivity
A series DC motor maintains a constant speed with changing loads? - Answer may be damaged by
excessive speed
Which motor maintains constant speed with changing loads? - Answer Shunt
A small power drill or electrics mixer would probably be powered by a/an ______ motor. - Answer
series
And Answers Rated A+.
8.33 meters is the full wavelength in air for what RF frequency? - Answer 36 MHz
Decimal 164 would appear as ________ in binary? - Answer 10100100
A resistor has color stripes yellow, violet, violet, silver. It is: - Answer 470 MegOhm +/- 10%
what is the total capacitance of three capacitors valued at 100pf, 100pf, and 50pf when connected in a
series? - Answer 25 pf
what is the ripple frequency of a full wave single phase bridge rectifier operated at 60Hz? - Answer
120Hz
When heated or cooled, a ________emits a voltage. - Answer theromcouple
Which wire size is physically largest? - Answer #8
Adding the binary numbers 101011 and 001110 will give you what result? - Answer 111001
A component that reduces in resistance as it is heated: - Answer Is a negative temperature coefficient
thermistor
An autotransformer: - Answer has a single winding
A dual trace oscilloscope differs from a single trace in that only the dual trace scope: - Answer
alternates sweeps
If an RF signal voltage is reduced by 6 dB, it is then: - Answer half the original size
,Applying positive voltage to the P end and negative to the N end of a germanium diode: - Answer will
forward bias it
You would probably prefer a digital VOM over an ordinary analog meter: - Answer for most accuracy
You should expect the video amplifier in a radar or TV receiver to have a frequency response of: - Answer
0-6 MHz
The radio communication mode that utilizes the basic frequency and one of the side bands: - Answer is
called "SSB"
When using fiber optics to transfer a signal, the light must: - Answer Enter the "cone of acceptance"
The energy stored in a coil is measured in: - Answer Joules
The telephone communication term "cellular" refers to: - Answer small geographic areas covered by
each base station.
Integrated Circuit failures often exhibit: - Answer open or short conditions
Which of these would you normally choose to cause an LED to light? - Answer 3 V DC
A capacitor (3/8" x 1/8" ceramic or mica) marked 47K is: - Answer 47pf+/- 10%
A digital storage oscilloscope: - Answer uses micro processing and memory to allow close analysis of
signals; is specially designed for analyzing digital signals; converts analog input signals to a digital display
Carbon microphones are much like variable: - Answer Resistors
, An antenna that is longer than another: - Answer will have a lower resonant frequency
An 8-bit binary code allows ______ logical combinations. - Answer 256
An inductor in an electronic circuit: - Answer resists AC current flow
A printer directly connected to a personal computer would use a _______ connection. - Answer USB or
parallel Centronics
The digital method of representing characters by using combinations of zeros and ones is called: -
Answer binary
Fm utilizes ______ where AM utilizes signal level variations. - Answer frequency variations
What decimal number is represented by the binary number 01101010? - Answer 106
Decimal 50 would appear as _____ in Hex. - Answer 32
Of these choices, the display of a DMM would probably be: - Answer LCD
A disadvantage of LCD is: - Answer environmental temperature sensitivity
A series DC motor maintains a constant speed with changing loads? - Answer may be damaged by
excessive speed
Which motor maintains constant speed with changing loads? - Answer Shunt
A small power drill or electrics mixer would probably be powered by a/an ______ motor. - Answer
series
