Q.1
The job of a transistor is to?
  • provide a mechanical switch to turn a circuit on and off
  • Act as solid state switching device for computer systems
  • Act as a one way check valve for electricity
  • Provide light when needed
Q.2
The job of a diode is ?
  • act as mechanical switching device
  • act as a one way check valve for electrcity
  • act as solid state switching device for computer circuits
  • act as circuit resistance
Q.3
This is what makes a knock sensor work
  • Diode
  • Transistor
  • Piezo crystal
  • relay
Q.4
The rectifier bridge in an alternator is made up of these components
  • piezo crystals
  • transistors
  • diodes
  • relays
Q.5
This device allows computers to control circuits on and off
  • Transistor
  • Diode
  • piezo crystal
  • switch
Q.6
What is atmospheric pressure
  • approx. 14.7 psi
  • 14 psi
  • 16 psi
  • 24 psi
Q.7
This part of the turbo is driven by exhaust gas pressure
  • compressor wheel
  • waste gate
  • waste gate actuator
  • turbine wheel
Q.8
This part of the turbo opens to allow exhaust gas to bypass the turbine
  • Turbine
  • compressor
  • waste gate actuator
  • waste gate
Q.9
This part of the turbo is attached to the shaft and spins anytime turbo shaft rotates
  • waste gate
  • waste gate actuator
  • compressor wheel
  • turbo flange
Q.10
Porsche spend how much money on the factory to build the Taycan ?
  • 500 Million Euro's
  • 700 Million Euro's
  • 1,000 Million Euro's
  • 1,700,000 Million Euro's
Q.11
What is considered high voltage in automotive?
  • 20 volts
  • 40 volts
  • 50 volts
  • 100 volts
Q.12
When a transistor is driven to cut off, ideally the output is ___________.
  • VCC
  • 0
  • VCC/2
  • VCC/3
Q.13
When a transistor is driven to saturation, ideally the output is ___________.
  • VCC
  • 0
  • VCC/2
  • 2VCC
Q.14
___________ multivibrator is a square wave oscillator.
  • Monostable
  • Astable
  • Bistable
  • None of the above
Q.15
The main disadvantage of a mechanical switch is that it___________.
  • Is operated mechanically
  • Is costly
  • Has high inertia
  • None of the above
Q.16
The most inexpensive switch is ___________ switch.
  • Electronic
  • Mechanical
  • Electromechanical
  • None of the above
Q.17
The switch that has the fastest speed of operation is ___________ switch.
  • Electronic
  • Mechanical
  • Electromechanical
  • None of the above
Q.18
A relay is ___________ switch.
  • A mechanical
  • An electronic
  • An electromechanical
  • None of the above
Q.19
When the transistor (CE arrangement) is in the cut off region, the collector current is ___________.
  • ICBO
  • ICEO
  • (ß + 1) ICEO
  • IC(sat)
Q.20
One would find a clamping circuit in ___________.
  • Receiving antenna
  • Radio transmitter
  • Radio receiver
  • Television receiver
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