Fundamentals Of Digital Electronics: Quiz!

14 Questions | By Alfredhook3 | Last updated: Mar 22, 2022 | Total Attempts: 191

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Fundamentals Of Digital Electronics: Quiz! - Quiz

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1.

Using Ohm's Law, power is the product of what two things?
- A.
  
  Wattage And Impedance
- B.
  
  Current And Voltage
- C.
  
  Voltage And Reactance
- D.
  
  Resistance And Current
2.

Who was the German scientist that discovered the mathematical relationship between current, voltage, and resistance?
- A.
  
  Count Frankenstein
- B.
  
  Robert Braun
- C.
  
  Georg Simon Ohm
- D.
  
  Albert Einstein
3.

In electronic theory, what does the term rectification mean?
- A.
  
  Restoration Of A Charge To Overcome Delay Effects
- B.
  
  The Bending Of Radio Waves As They Pass From One Medium To The Next
- C.
  
  The Process Of Converting Ac To Dc
- D.
  
  The Process Of Converting Dc To Ac
4.

What is the internationally accepted unit of frequency?
- A.
  
  Period
- B.
  
  Cycle
- C.
  
  Hertz
- D.
  
  Repetition
5.

The operation of a transistor is an example of what basic function of all semiconductor devices?
- A.
  
  Regulating The Flow Of Electrons
- B.
  
  Removing Electrons
- C.
  
  Powering Radios
- D.
  
  Increasing The Circuit's Voltage
6.

What is the main difference between a PNP transistor and an NPN transistor?
- A.
  
  A PNP Works Better Than A NPN
- B.
  
  How Current Relates To The Base
- C.
  
  NPN Regulates Current, PNP Voltage
- D.
  
  There Is No Difference
7.

What is negative feedback?
- A.
  
  When The Current Is Increased, The Voltage Goes More Negative
- B.
  
  When A Portion Of The Output Signal Is Returned, Out Of Phase, To The Input Stage
- C.
  
  What An Amplifier Gets When It Performs Poorly On The Test Bench
- D.
  
  A Base Bias Voltage That Makes The Gate Of The Transistor Go More Negative
8.

In which appliance would you store your milk, eggs and cheese?
- A.
  
  Refrigerator
- B.
  
  Blender
- C.
  
  Toaster
- D.
  
  Oven
9.

What type of machine is an Apple iPod?
- A.
  
  A Cellphone
- B.
  
  An MP3 Player
- C.
  
  A BlackBerry
- D.
  
  A GPS Device
10.

How many digits are in a U.S. telephone area code?
- A.
  
  Three
- B.
  
  Six
- C.
  
  Ten
- D.
  
  Seven
11.

A small value capacitor in series with a tweeter forms what kind of filter?
- A.
  
  3 Db Per Octave Low Pass
- B.
  
  6 Db Per Octave Low Pass
- C.
  
  12 Db Per Octave High Pass
- D.
  
  6 Db Per Octave High Pass
12.

The ultra-linear concept was introduced in 1951 by what famous engineer?
- A.
  
  Bob Carver
- B.
  
  W.I. Heath
- C.
  
  David Hafler
- D.
  
  D.T.N. Williamson
13.

What are the main components of an electromechanical relay?
- A.
  
  Two Diodes, Spring, Magnet
- B.
  
  Contacts, Coil, Spring
- C.
  
  Op Amp, Coil, Spring
- D.
  
  Contacts, Diode, Coil
14.

Radiated noise that is transmitted through a magnetic field to signal lines is known as what?
- A.
  
  Inductive Coupling
- B.
  
  Harmonic Distortion
- C.
  
  Capacitive Coupling
- D.
  
  Hysteresis Distortion