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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. Micro
SI Prefix for 10E(-6)
Soldering Iron
Clock Digital
Engineering Notation
2. Kilo
Seven-Segment Display
SI Prefix for 10E(3)
Solder Bridge
Cold Solder Joint
3. Light-emitting diode. An electronic device that conducts current in one direction only and illuminates when it is conducting.
LED
Frequency Divider
Clock Digital
SI Prefix for 10E(3)
4. A circuit the produces a digital output signal that is half the frequency of the input.
Atom
Resistor Color Code
Frequency Divider
Digital
5. 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.
Conductor
Analog
Event Detector
SI Prefix for 10E(3)
6. 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
Amplitude
Cold Solder Joint
Shift Register
Frequency Divider
7. A floating point system in which numbers are expressed as products consisting of a number greater than one multiplied by an appropriate power of ten that is some multiple of three.
Cold Solder Joint
Transistor
Engineering Notation
SI Prefix for 10E(3)
8. Circuit that is capable of sensing and holding a signal until the event that changed the signal can be addressed.
Conductor
Tinning
Event Detector
Symbol and Unit for Frequency
9. Electronic test equipment that can perform multiple tasks. Typically one capable of measuring voltage - current - and resistance. More sophisticated modern digital multimeters also measure capacitance - inductance - current gain of transistors - and/
Soldering
SI Notation
Small Outline IC (SOIC)
Digital Multimeter
10. Metallic alloy of tin and lead that is used to join two metal surfaces.
Solder
Conductor
Resistor Color Code
Analog
11. A circuit board for wiring temporary circuits - usually used for prototypes or laboratory work.
Soldering
Breadboard
SI Prefix for 10E(6)
Printed Circuit Board
12. Insulating board containing conductive tracks for circuit connections.
Printed Circuit Board
Transistor
Small Outline IC (SOIC)
Symbol and Unit for Capacitance
13. 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.
Conductor
Dual In-Line Package (DIP)
Conventional Current
Symbol and Unit for Current
14. 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
Cold Solder Joint
LED
Dual In-Line Package (DIP)
Solder Bridge
15. A protective device in the current path that melts or breaks when current exceeds a predetermined maximum value.
Printed Circuit Board
Event Detector
Fuse
Amplitude
16. Milli
SI Prefix for 10E(-6)
Symbol and Unit for Power
SI Prefix for 10E(-3)
Scientific Notation
17. Abbreviation of System International - a system of practical units based on the meter - kilogram - second - ampere - Kelvin - mole - and candela.
Solder
Solder
Small Outline IC (SOIC)
SI Notation
18. A two terminal device that conducts in only one direction.
Transistor
Transistor
Digital Waveform
Diode
19. F and Hertz (Hz) or Cycles per sec.
Symbol and Unit for Capacitance
Current
Plastic Leaded Chip Carrier (PLCC)
Symbol and Unit for Frequency
20. The instantaneous voltage of a waveform. Often used to mean maximum amplitude - or peak voltage - or a pulse.
Conductor
Atom
Clock Digital
Amplitude
21. 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)
Breadboard
Resistor Color Code
SI Prefix for 10E(-12)
22. A square IC package with leads on all four sides designed for surface mounting on a circuit board.
Symbol and Unit for Voltage
Plastic Leaded Chip Carrier (PLCC)
Symbol and Unit for Capacitance
Tinning
23. A series of logic 1s and 0s plotted as a function of time.
Tinning
Solder Bridge
Digital Waveform
SI Prefix for 10E(9)
24. Micro
Tinning
Symbol and Unit for Frequency
SI Prefix for 10E(-6)
Shift Register
25. An IC package similar to a DIP - but smaller - which is designed for automatic placement and soldering on the surface of a circuit board.
Resistor
Small Outline IC (SOIC)
Symbol and Unit for Capacitance
SI Notation
26. Electronic test equipment that can perform multiple tasks. Typically one capable of measuring voltage - current - and resistance. More sophisticated modern digital multimeters also measure capacitance - inductance - current gain of transistors - and/
Tinning
Resistor Color Code
Amplitude
Digital Multimeter
27. Tera
SI Notation
SI Prefix for 10E(12)
Event Detector
Engineering Notation
28. Pico
Atom
Amplitude
LED
SI Prefix for 10E(-12)
29. An IC package similar to a DIP - but smaller - which is designed for automatic placement and soldering on the surface of a circuit board.
Diode
Breadboard
Breadboard
Small Outline IC (SOIC)
30. Signal in the form of a rectangular pulse train or a square wave.
Digital Waveform
Diode
Solder Bridge
Clock Digital
31. Abbreviation of System International - a system of practical units based on the meter - kilogram - second - ampere - Kelvin - mole - and candela.
SI Notation
Frequency Divider
Current
Atom
32. Pico
Printed Circuit Board
Symbol and Unit for Capacitance
SI Prefix for 10E(-12)
Clock Digital
33. Metallic alloy of tin and lead that is used to join two metal surfaces.
Digital
Fuse
Solder
SI Prefix for 10E(6)
34. Coding system of colored stripes on a resistor to indicate the resistor's value and tolerance.
Small Outline IC (SOIC)
SI Prefix for 10E(-9)
Breadboard
Resistor Color Code
35. The smallest particle of an element that still has the same characteristics as the element.
Symbol and Unit for Current
Digital Multimeter
SI Notation
Atom
36. Component made of material that opposes flow of current and therefore has some value of resistance.
Resistor Color Code
Amplitude
Resistor
Atom
37. A movement of electrical charges around a closed path or circuit.
Current
Printed Circuit Board
Engineering Notation
Shift Register
38. A floating point system in which numbers are expressed as products consisting of a number greater than one multiplied by an appropriate power of ten that is some multiple of three.
SI Prefix for 10E(-6)
Solder Bridge
Engineering Notation
Solder
39. Any material that allows the free movement of electric changes - such as electrons - to provide an electric current.
Fuse
Conductor
Fuse
Symbol and Unit for Current
40. P and Watt (W)
Symbol and Unit for Voltage
Amplitude
Symbol and Unit for Power
Symbol and Unit for Capacitance
41. Tera
Resistor Color Code
SI Prefix for 10E(12)
Symbol and Unit for Capacitance
Fuse
42. P and Watt (W)
Symbol and Unit for Power
SI Prefix for 10E(6)
Printed Circuit Board
Symbol and Unit for Resistance
43. A way of representing a physical quantity by a series of binary numbers. A digital representation can have only specific discrete values.
Digital
SI Prefix for 10E(12)
Analog
SI Prefix for 10E(6)
44. 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.
Tinning
Seven-Segment Display
Symbol and Unit for Frequency
Current
45. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
SI Prefix for 10E(6)
Printed Circuit Board
Tinning
Soldering
46. Milli
Soldering
SI Prefix for 10E(-3)
Atom
SI Prefix for 10E(9)
47. Mega
Capacitor
SI Prefix for 10E(6)
Conductor
Resistor
48. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
Printed Circuit Board
Soldering
SI Prefix for 10E(-3)
LED
49. I and Ampere or Amp (A)
Digital
Symbol and Unit for Frequency
Symbol and Unit for Current
Analog
50. The unwanted formation of a conductive path of solder between conductors.
Event Detector
Soldering Iron
Solder Bridge
Fuse