Question 1

Which type of diode can be used in a digital display window?

Accepted Answer

A)   light emitting diode
B)   zener diode
C)   small signal diode
D)   photo diodeE) A) and B)
F) None of the above

Question 2

How many bits are there in one byte?

Accepted Answer

A)   2
B)   8
C)   256
D)   512E) A) and B)
F) A) and C)

Question 3

How many different states can be expressed by one byte of data?

Accepted Answer

A)   2
B)   8
C)   256
D)   512E) A) and D)
F) B) and D)

Question 4

A fixed frequency signal in which the percentage of ON time can be varied is known as:

Accepted Answer

A)   sine wave
B)   pulse width modulation
C)   frequency modulation
D)   3-Phase ACE) C) and D)
F) A) and B)

Question 5

What is the amplification capacity of a typical transistor?

Accepted Answer

A)   10 times
B)   100 times
C)   10,000 times
D)   2 timesE) A) and B)
F) C) and D) B

Question 6

Technician A says that an NTC thermister type temperature sensor produces non-linear readings,so intermediate resistance values cannot be used to calculate a specific temperature value.Technician B says that resistance values on a typical NTC type thermister range between 50 kilo-ohms and 100 kilo-ohms.Who is correct?

Accepted Answer

A)   Technician A only
B)   Technician B only
C)   Both A and B
D)   Neither A nor BE) None of the above
F) A) and D)

Question 7

What type of sensor can be used to signal pressure values in truck electronic systems?

Accepted Answer

A)   thermister
B)   potentiometer
C)   variable capacitance
D)   inductive pulse generatorE) C) and D)
F) B) and C)

Question 8

What type of transistor can be used in an ECU to switch actuators?

Accepted Answer

A)   power transistor
B)   field effect transistors
C)   silicon controlled rectifiers
D)   MOSFETE) A) and B)
F) All of the above A

Question 9

Technician A says that most vehicle microprocessors run on voltages higher than the usual 12-volt chassis voltage system.Technician B says that the rated processing frequency of a CPU is known as its clock speed.Who is correct?

Accepted Answer

A)   Technician A only
B)   Technician B only
C)   Both A and B
D)   Neither A nor BE) All of the above
F) None of the above

Question 10

Which of the following is NOT a solid state component?

Accepted Answer

A)   Transistor
B)   Diode
C)   Solenoid
D)   Zener diodeE) B) and C)
F) All of the above

Question 11

What hardware component within a vehicle ECU performs arithmetic and logic processing?

Accepted Answer

A)   RAM
B)   ROM
C)   PROM
D)   CPUE) None of the above
F) All of the above

Question 12

What has to be done to a semiconductor material before it can be used in a solid state device?

Accepted Answer

A)   Purified
B)   Doped
C)   Decomposed
D)   ActivatedE) B) and C)
F) None of the above

Question 13

Which of the following sensors could use an inductive pulse generator principle?

Accepted Answer

A)   wheel speed sensor
B)   tailshaft speed sensor
C)   engine speed sensor
D)   all of the aboveE) None of the above
F) A) and C)

Question 14

Which of the following best explains how Doppler-effect is used to determine relative velocity?

Accepted Answer

A)   Analysis of radiated light waves
B)   Frequency shift analysis
C)   Bouncing sonar signals
D)   Measuring amplitude deteriorationE) B) and C)
F) A) and B)

Question 15

What is the common value used as reference voltage (V-Ref) in truck chassis electronics?

Accepted Answer

A)   1 V
B)   5 V
C)   12.6 V
D)   13.8-14.2 VE) None of the above
F) A) and B)

Question 16

Which of the following solid state devices can be used to function in much the same way that a relay does?

Accepted Answer

A)   diode
B)   transistor
C)   thermistor
D)   LEDE) B) and D)
F) B) and C)

Question 17

A NTC type thermister is supplied with V-Ref.What will happen to signal voltage when temperature goes up?

Accepted Answer

A)   no change
B)   increases
C)   decreases
D)   none of the aboveE) B) and C)
F) None of the above

Question 18

What electrical operating principle is used by a 'non-contact' throttle position sensors?

Accepted Answer

A)   thermister
B)   potentiometer
C)   variable capacitance
D)   Hall-effectE) A) and D)
F) None of the above

Question 19

Which of the following is a collision mitigation system (CMS) designed to perform?

Accepted Answer

A)   detect objects in front of and at the sides of a truck
B)   evaluate potential danger from other vehicles
C)   actuate brakes
D)   all of the aboveE) B) and C)
F) A) and B)

Question 20

Which of the following components would likely use a Zener diode in a truck electrical circuit?

Accepted Answer

A)   rectifier
B)   voltage regulator
C)   electric wiper motor
D)   spike suppressorE) A) and D)
F) A) and C) B

Exam 6: Fundamentals of Electronics and Computers

Which type of diode can be used in a digital display window?

Correct Answer
verified

How many bits are there in one byte?

Correct Answer
verified

How many different states can be expressed by one byte of data?

Correct Answer
verified

A fixed frequency signal in which the percentage of ON time can be varied is known as:

Correct Answer
verified

What is the amplification capacity of a typical transistor?

Correct Answer
verified
B

Correct Answer
verified

What type of sensor can be used to signal pressure values in truck electronic systems?

Correct Answer
verified

What type of transistor can be used in an ECU to switch actuators?

Correct Answer
verified
A

Technician A says that most vehicle microprocessors run on voltages higher than the usual 12-volt chassis voltage system.Technician B says that the rated processing frequency of a CPU is known as its clock speed.Who is correct?

Correct Answer
verified

Which of the following is NOT a solid state component?

Correct Answer
verified

What hardware component within a vehicle ECU performs arithmetic and logic processing?

Correct Answer
verified

What has to be done to a semiconductor material before it can be used in a solid state device?

Correct Answer
verified

Which of the following sensors could use an inductive pulse generator principle?

Correct Answer
verified

Which of the following best explains how Doppler-effect is used to determine relative velocity?

Correct Answer
verified

What is the common value used as reference voltage (V-Ref) in truck chassis electronics?

Correct Answer
verified

Which of the following solid state devices can be used to function in much the same way that a relay does?

Correct Answer
verified

A NTC type thermister is supplied with V-Ref.What will happen to signal voltage when temperature goes up?

Correct Answer
verified

What electrical operating principle is used by a 'non-contact' throttle position sensors?

Correct Answer
verified

Which of the following is a collision mitigation system (CMS) designed to perform?

Correct Answer
verified

Which of the following components would likely use a Zener diode in a truck electrical circuit?

Correct Answer
verified
B

Exam 6: Fundamentals of Electronics and Computers

Which type of diode can be used in a digital display window?

Correct AnswerverifiedShow Answer

How many bits are there in one byte?

Correct AnswerverifiedShow Answer

How many different states can be expressed by one byte of data?

Correct AnswerverifiedShow Answer

A fixed frequency signal in which the percentage of ON time can be varied is known as:

Correct AnswerverifiedShow Answer

What is the amplification capacity of a typical transistor?

Correct AnswerverifiedB

Correct AnswerverifiedShow Answer

What type of sensor can be used to signal pressure values in truck electronic systems?

Correct AnswerverifiedShow Answer

What type of transistor can be used in an ECU to switch actuators?

Correct AnswerverifiedA

Technician A says that most vehicle microprocessors run on voltages higher than the usual 12-volt chassis voltage system.Technician B says that the rated processing frequency of a CPU is known as its clock speed.Who is correct?

Correct AnswerverifiedShow Answer

Which of the following is NOT a solid state component?

Correct AnswerverifiedShow Answer

What hardware component within a vehicle ECU performs arithmetic and logic processing?

Correct AnswerverifiedShow Answer

What has to be done to a semiconductor material before it can be used in a solid state device?

Correct AnswerverifiedShow Answer

Which of the following sensors could use an inductive pulse generator principle?

Correct AnswerverifiedShow Answer

Which of the following best explains how Doppler-effect is used to determine relative velocity?

Correct AnswerverifiedShow Answer

What is the common value used as reference voltage (V-Ref) in truck chassis electronics?

Correct AnswerverifiedShow Answer

Which of the following solid state devices can be used to function in much the same way that a relay does?

Correct AnswerverifiedShow Answer

A NTC type thermister is supplied with V-Ref.What will happen to signal voltage when temperature goes up?

Correct AnswerverifiedShow Answer

What electrical operating principle is used by a 'non-contact' throttle position sensors?

Correct AnswerverifiedShow Answer

Which of the following is a collision mitigation system (CMS) designed to perform?

Correct AnswerverifiedShow Answer

Which of the following components would likely use a Zener diode in a truck electrical circuit?

Correct AnswerverifiedB

Correct Answer
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Correct Answer
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B

Correct Answer
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A

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B