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Test your basic knowledge |
Digital Electronics Vocab
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Circuit that is capable of sensing and holding a signal until the event that changed the signal can be addressed.
SI Prefix for 10E(9)
Event Detector
SI Prefix for 10E(-3)
SI Prefix for 10E(12)
2. Abbreviation of System International - a system of practical units based on the meter - kilogram - second - ampere - Kelvin - mole - and candela.
SI Notation
Frequency Divider
Digital Waveform
SI Prefix for 10E(6)
3. Micro
Resistor Color Code
Soldering
SI Prefix for 10E(-6)
Soldering Iron
4. Insulating board containing conductive tracks for circuit connections.
Solder Bridge
Printed Circuit Board
Fuse
Small Outline IC (SOIC)
5. The process of applying a thin coat of solder to materials prior to their being soldered; for example - application of a light coat of solder to the filaments of a conductor to hold the filaments in place prior to soldering the conductor.
Digital Waveform
Diode
Tinning
Frequency Divider
6. I and Ampere or Amp (A)
Symbol and Unit for Power
Diode
Symbol and Unit for Current
Capacitor
7. A way of representing some physical quantity - such as temperature or velocity - by a proportional continuous voltage or current. An analog voltage or current can have any value within a defined range.
LED
SI Prefix for 10E(9)
Engineering Notation
Analog
8. A way of representing a physical quantity by a series of binary numbers. A digital representation can have only specific discrete values.
Current
Digital
Breadboard
Transistor
9. The instantaneous voltage of a waveform. Often used to mean maximum amplitude - or peak voltage - or a pulse.
LED
Resistor Color Code
Amplitude
Capacitor
10. The unwanted formation of a conductive path of solder between conductors.
Amplitude
Current
Solder Bridge
SI Notation
11. Coding system of colored stripes on a resistor to indicate the resistor's value and tolerance.
SI Prefix for 10E(-12)
Resistor Color Code
Conventional Current
Dual In-Line Package (DIP)
12. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
Digital
Symbol and Unit for Capacitance
Soldering
LED
13. Component made of material that opposes flow of current and therefore has some value of resistance.
Digital
Digital
Resistor
SI Prefix for 10E(-12)
14. Any material that allows the free movement of electric changes - such as electrons - to provide an electric current.
SI Prefix for 10E(-6)
Fuse
Conductor
Digital
15. Are and Ohms
Symbol and Unit for Resistance
Transistor
Soldering
Shift Register
16. A solder connection that exhibits poor wetting and is characterized by a grayish - porous appearance due to excessive impurities in the solder - inadequate cleaning prior to soldering - and/or the insufficient application of heat during the soldering
Symbol and Unit for Current
Digital Multimeter
Diode
Cold Solder Joint
17. Light-emitting diode. An electronic device that conducts current in one direction only and illuminates when it is conducting.
Digital Waveform
SI Prefix for 10E(-9)
Soldering
LED
18. A circuit the produces a digital output signal that is half the frequency of the input.
Frequency Divider
Engineering Notation
Symbol and Unit for Resistance
Atom
19. Abbreviation of System International - a system of practical units based on the meter - kilogram - second - ampere - Kelvin - mole - and candela.
Amplitude
Symbol and Unit for Current
SI Notation
Conductor
20. Insulating board containing conductive tracks for circuit connections.
Printed Circuit Board
Resistor Color Code
SI Notation
Current
21. A way of representing some physical quantity - such as temperature or velocity - by a proportional continuous voltage or current. An analog voltage or current can have any value within a defined range.
Resistor Color Code
Fuse
Atom
Analog
22. Signal in the form of a rectangular pulse train or a square wave.
SI Prefix for 10E(3)
LED
Printed Circuit Board
Clock Digital
23. Metallic alloy of tin and lead that is used to join two metal surfaces.
Digital Waveform
Digital
Solder
Fuse
24. Are and Ohms
Event Detector
Symbol and Unit for Voltage
Symbol and Unit for Resistance
SI Prefix for 10E(6)
25. V or E and Volt (V)
Symbol and Unit for Voltage
Symbol and Unit for Current
Transistor
Diode
26. F and Hertz (Hz) or Cycles per sec.
Symbol and Unit for Frequency
Clock Digital
Shift Register
Cold Solder Joint
27. Giga
Current
Atom
SI Prefix for 10E(9)
Analog
28. Nano
Shift Register
SI Prefix for 10E(-9)
Breadboard
Printed Circuit Board
29. A protective device in the current path that melts or breaks when current exceeds a predetermined maximum value.
Solder
Fuse
Engineering Notation
Shift Register
30. The smallest particle of an element that still has the same characteristics as the element.
Tinning
Atom
Symbol and Unit for Frequency
SI Prefix for 10E(3)
31. Component made of material that opposes flow of current and therefore has some value of resistance.
Soldering Iron
SI Prefix for 10E(12)
Resistor
Amplitude
32. Pico
SI Prefix for 10E(12)
Symbol and Unit for Frequency
SI Prefix for 10E(-12)
Printed Circuit Board
33. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
Dual In-Line Package (DIP)
Symbol and Unit for Capacitance
Soldering
Tinning
34. A very common IC package with two parallel rows of pins intended to be inserted into a socket of through holes drilled in a printed circuit board.
Dual In-Line Package (DIP)
Fuse
Soldering
Analog
35. Kilo
Digital
SI Prefix for 10E(3)
SI Prefix for 10E(12)
Plastic Leaded Chip Carrier (PLCC)
36. A circuit board for wiring temporary circuits - usually used for prototypes or laboratory work.
Symbol and Unit for Power
SI Prefix for 10E(6)
Breadboard
SI Prefix for 10E(3)
37. Tera
Symbol and Unit for Voltage
SI Prefix for 10E(12)
SI Prefix for 10E(-12)
Tinning
38. Micro
Clock Digital
SI Prefix for 10E(-6)
Small Outline IC (SOIC)
SI Prefix for 10E(3)
39. An electrical device used to store electrical charge.
Soldering Iron
Capacitor
Cold Solder Joint
Resistor Color Code
40. A two terminal device that conducts in only one direction.
Event Detector
Shift Register
SI Prefix for 10E(-12)
Diode
41. Coding system of colored stripes on a resistor to indicate the resistor's value and tolerance.
LED
Analog
Resistor Color Code
Conventional Current
42. Any material that allows the free movement of electric changes - such as electrons - to provide an electric current.
Frequency Divider
Solder Bridge
Plastic Leaded Chip Carrier (PLCC)
Conductor
43. The direction of current flow associated with positive charge in motion. The current flow direction is from a positive to negative potential - which is in the opposite direction of electron flow.
Resistor
Conventional Current
Fuse
Resistor Color Code
44. Pico
Capacitor
Soldering Iron
SI Prefix for 10E(-12)
Symbol and Unit for Power
45. A movement of electrical charges around a closed path or circuit.
Digital Waveform
Current
Symbol and Unit for Capacitance
Cold Solder Joint
46. An array of seven independently controlled light-emitting diodes (LED) or liquid crystal display (LCD) elements - shaped like a figure-8 - which can be used to display decimal digits and other characters by turning on the appropriate elements.
Seven-Segment Display
Digital
Printed Circuit Board
LED
47. F and Hertz (Hz) or Cycles per sec.
Digital Waveform
Symbol and Unit for Frequency
Scientific Notation
Resistor Color Code
48. The process of applying a thin coat of solder to materials prior to their being soldered; for example - application of a light coat of solder to the filaments of a conductor to hold the filaments in place prior to soldering the conductor.
Symbol and Unit for Current
Digital Multimeter
Dual In-Line Package (DIP)
Tinning
49. A group of flip-flops (typically 4 or 8) that are arranged so that the values stored in the flip-flops are shifted from one flip-flop to the next for every clock.
Scientific Notation
Shift Register
Resistor Color Code
Solder Bridge
50. Numbers entered as a number from one to ten multiplied by a power of ten.
Digital
Small Outline IC (SOIC)
Conductor
Scientific Notation