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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. A square IC package with leads on all four sides designed for surface mounting on a circuit board.
Symbol and Unit for Power
Symbol and Unit for Voltage
Plastic Leaded Chip Carrier (PLCC)
Transistor
2. Tool with an internal heating element used to heat surfaces being soldered to the point where the solder becomes molten.
Soldering Iron
Digital
Symbol and Unit for Voltage
SI Prefix for 10E(-12)
3. Insulating board containing conductive tracks for circuit connections.
Printed Circuit Board
Transistor
Soldering Iron
SI Prefix for 10E(-12)
4. 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
Engineering Notation
Cold Solder Joint
Diode
Analog
5. Mega
Transistor
SI Prefix for 10E(6)
SI Prefix for 10E(3)
Digital Multimeter
6. Circuit that is capable of sensing and holding a signal until the event that changed the signal can be addressed.
SI Prefix for 10E(-6)
Event Detector
Dual In-Line Package (DIP)
Digital
7. Mega
SI Prefix for 10E(6)
Printed Circuit Board
Analog
Analog
8. Nano
Digital Multimeter
SI Prefix for 10E(-6)
Small Outline IC (SOIC)
SI Prefix for 10E(-9)
9. Kilo
Conventional Current
Seven-Segment Display
SI Prefix for 10E(-12)
SI Prefix for 10E(3)
10. A two terminal device that conducts in only one direction.
SI Prefix for 10E(6)
Shift Register
Soldering
Diode
11. P and Watt (W)
Plastic Leaded Chip Carrier (PLCC)
Small Outline IC (SOIC)
Symbol and Unit for Resistance
Symbol and Unit for Power
12. Micro
Seven-Segment Display
Solder
SI Prefix for 10E(-6)
Symbol and Unit for Capacitance
13. Component made of material that opposes flow of current and therefore has some value of resistance.
Symbol and Unit for Frequency
Resistor Color Code
Resistor
Symbol and Unit for Resistance
14. 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.
Symbol and Unit for Power
Analog
Scientific Notation
Conventional Current
15. A two terminal device that conducts in only one direction.
Diode
Resistor
Small Outline IC (SOIC)
SI Notation
16. Are and Ohms
SI Prefix for 10E(-3)
Symbol and Unit for Power
Symbol and Unit for Resistance
Capacitor
17. A circuit board for wiring temporary circuits - usually used for prototypes or laboratory work.
Breadboard
SI Prefix for 10E(9)
LED
Capacitor
18. 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.
Small Outline IC (SOIC)
Seven-Segment Display
Symbol and Unit for Frequency
SI Prefix for 10E(-12)
19. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
Soldering
Dual In-Line Package (DIP)
Diode
Breadboard
20. The smallest particle of an element that still has the same characteristics as the element.
Solder Bridge
Diode
Atom
SI Prefix for 10E(3)
21. Micro
Amplitude
Symbol and Unit for Frequency
SI Prefix for 10E(-6)
Symbol and Unit for Frequency
22. 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/
Solder
Soldering
SI Prefix for 10E(12)
Digital Multimeter
23. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
Digital Multimeter
Soldering
Analog
Conventional Current
24. The unwanted formation of a conductive path of solder between conductors.
SI Prefix for 10E(12)
Solder Bridge
Scientific Notation
Digital
25. A movement of electrical charges around a closed path or circuit.
Digital
Current
Symbol and Unit for Frequency
Event Detector
26. Nano
Digital
Digital Multimeter
Conductor
SI Prefix for 10E(-9)
27. Light-emitting diode. An electronic device that conducts current in one direction only and illuminates when it is conducting.
LED
Fuse
SI Notation
Cold Solder Joint
28. I and Ampere or Amp (A)
Fuse
Symbol and Unit for Resistance
Capacitor
Symbol and Unit for Current
29. V or E and Volt (V)
SI Prefix for 10E(-3)
Symbol and Unit for Voltage
SI Prefix for 10E(-9)
Breadboard
30. Metallic alloy of tin and lead that is used to join two metal surfaces.
SI Prefix for 10E(9)
Solder
Current
Diode
31. 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.
Event Detector
Symbol and Unit for Power
Symbol and Unit for Resistance
Tinning
32. I and Ampere or Amp (A)
LED
Symbol and Unit for Current
Solder
Conductor
33. An IC package similar to a DIP - but smaller - which is designed for automatic placement and soldering on the surface of a circuit board.
Plastic Leaded Chip Carrier (PLCC)
Small Outline IC (SOIC)
SI Prefix for 10E(9)
Fuse
34. Coding system of colored stripes on a resistor to indicate the resistor's value and tolerance.
Cold Solder Joint
LED
Resistor
Resistor Color Code
35. The instantaneous voltage of a waveform. Often used to mean maximum amplitude - or peak voltage - or a pulse.
Shift Register
Soldering Iron
Amplitude
Resistor
36. A movement of electrical charges around a closed path or circuit.
Symbol and Unit for Capacitance
Solder
Shift Register
Current
37. 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.
SI Prefix for 10E(3)
Fuse
Resistor
Seven-Segment Display
38. 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.
Diode
SI Prefix for 10E(6)
SI Prefix for 10E(6)
Conventional Current
39. 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
SI Prefix for 10E(-6)
Cold Solder Joint
Conventional Current
Event Detector
40. F and Hertz (Hz) or Cycles per sec.
Amplitude
Symbol and Unit for Frequency
Analog
Transistor
41. V or E and Volt (V)
Resistor Color Code
Solder
Digital Multimeter
Symbol and Unit for Voltage
42. A protective device in the current path that melts or breaks when current exceeds a predetermined maximum value.
SI Prefix for 10E(-12)
Resistor Color Code
Fuse
Event Detector
43. Signal in the form of a rectangular pulse train or a square wave.
Clock Digital
SI Prefix for 10E(-12)
Symbol and Unit for Resistance
Solder
44. The smallest particle of an element that still has the same characteristics as the element.
Solder Bridge
Symbol and Unit for Current
Seven-Segment Display
Atom
45. The instantaneous voltage of a waveform. Often used to mean maximum amplitude - or peak voltage - or a pulse.
Dual In-Line Package (DIP)
SI Notation
Analog
Amplitude
46. 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 Frequency
Symbol and Unit for Capacitance
Tinning
SI Prefix for 10E(12)
47. Tool with an internal heating element used to heat surfaces being soldered to the point where the solder becomes molten.
Digital Waveform
Soldering Iron
Diode
SI Notation
48. A series of logic 1s and 0s plotted as a function of time.
Digital Waveform
Shift Register
Frequency Divider
Engineering Notation
49. Are and Ohms
Clock Digital
Plastic Leaded Chip Carrier (PLCC)
Seven-Segment Display
Symbol and Unit for Resistance
50. An electrical device used to store electrical charge.
Digital Multimeter
Solder
Capacitor
Digital