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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. Mega
Digital Multimeter
Soldering
SI Prefix for 10E(6)
Event Detector
2. 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
Plastic Leaded Chip Carrier (PLCC)
Conductor
Breadboard
3. A two terminal device that conducts in only one direction.
Current
Diode
Symbol and Unit for Current
Engineering Notation
4. Pico
SI Notation
SI Prefix for 10E(9)
SI Prefix for 10E(-12)
Symbol and Unit for Power
5. The instantaneous voltage of a waveform. Often used to mean maximum amplitude - or peak voltage - or a pulse.
SI Notation
Current
Amplitude
Resistor
6. A movement of electrical charges around a closed path or circuit.
Current
Clock Digital
Amplitude
Solder Bridge
7. P and Watt (W)
SI Prefix for 10E(-9)
Symbol and Unit for Power
Transistor
SI Notation
8. 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.
Event Detector
Symbol and Unit for Voltage
Atom
Dual In-Line Package (DIP)
9. 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.
SI Notation
Diode
Analog
Digital Waveform
10. 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
Capacitor
Solder Bridge
Symbol and Unit for Capacitance
11. Tera
Breadboard
Conductor
SI Prefix for 10E(3)
SI Prefix for 10E(12)
12. Pico
SI Prefix for 10E(-12)
Capacitor
LED
Event Detector
13. C and Farad (F)
Conductor
Current
Symbol and Unit for Capacitance
Digital Multimeter
14. A way of representing a physical quantity by a series of binary numbers. A digital representation can have only specific discrete values.
Frequency Divider
Fuse
Digital
Symbol and Unit for Capacitance
15. Abbreviation of System International - a system of practical units based on the meter - kilogram - second - ampere - Kelvin - mole - and candela.
Small Outline IC (SOIC)
Digital Waveform
SI Prefix for 10E(6)
SI Notation
16. 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.
Solder
Seven-Segment Display
Printed Circuit Board
SI Prefix for 10E(-3)
17. 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/
Clock Digital
Digital Multimeter
Fuse
SI Prefix for 10E(9)
18. A protective device in the current path that melts or breaks when current exceeds a predetermined maximum value.
SI Notation
SI Prefix for 10E(6)
Fuse
Engineering Notation
19. An electrical device used to store electrical charge.
Solder Bridge
Capacitor
Engineering Notation
Seven-Segment Display
20. F and Hertz (Hz) or Cycles per sec.
Tinning
Symbol and Unit for Frequency
SI Prefix for 10E(-3)
SI Prefix for 10E(12)
21. Tera
SI Prefix for 10E(12)
SI Prefix for 10E(-3)
Event Detector
Soldering Iron
22. A circuit board for wiring temporary circuits - usually used for prototypes or laboratory work.
Symbol and Unit for Frequency
Shift Register
Diode
Breadboard
23. A circuit the produces a digital output signal that is half the frequency of the input.
Small Outline IC (SOIC)
SI Prefix for 10E(-6)
Frequency Divider
Amplitude
24. V or E and Volt (V)
Symbol and Unit for Voltage
Tinning
SI Prefix for 10E(-3)
Symbol and Unit for Capacitance
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.
SI Prefix for 10E(3)
Transistor
Plastic Leaded Chip Carrier (PLCC)
Small Outline IC (SOIC)
26. 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.
Digital
Resistor
Solder Bridge
Seven-Segment Display
27. Circuit that is capable of sensing and holding a signal until the event that changed the signal can be addressed.
Small Outline IC (SOIC)
Event Detector
Symbol and Unit for Resistance
Seven-Segment Display
28. The smallest particle of an element that still has the same characteristics as the element.
SI Prefix for 10E(6)
Atom
Scientific Notation
Diode
29. Nano
Scientific Notation
SI Prefix for 10E(-9)
Analog
Conventional Current
30. Metallic alloy of tin and lead that is used to join two metal surfaces.
Frequency Divider
Plastic Leaded Chip Carrier (PLCC)
Printed Circuit Board
Solder
31. V or E and Volt (V)
Transistor
Symbol and Unit for Voltage
Capacitor
Analog
32. A way of representing a physical quantity by a series of binary numbers. A digital representation can have only specific discrete values.
Engineering Notation
Conventional Current
Digital
Symbol and Unit for Voltage
33. Micro
Symbol and Unit for Capacitance
SI Prefix for 10E(-12)
SI Prefix for 10E(-6)
Current
34. Component made of material that opposes flow of current and therefore has some value of resistance.
LED
Resistor
SI Notation
SI Notation
35. Coding system of colored stripes on a resistor to indicate the resistor's value and tolerance.
Small Outline IC (SOIC)
SI Prefix for 10E(3)
Resistor Color Code
SI Prefix for 10E(-12)
36. An IC package similar to a DIP - but smaller - which is designed for automatic placement and soldering on the surface of a circuit board.
Symbol and Unit for Voltage
Symbol and Unit for Resistance
Soldering
Small Outline IC (SOIC)
37. 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.
Conventional Current
Capacitor
Tinning
Shift Register
38. A movement of electrical charges around a closed path or circuit.
Current
Symbol and Unit for Resistance
Clock Digital
Digital Waveform
39. Any material that allows the free movement of electric changes - such as electrons - to provide an electric current.
Digital Multimeter
Solder
Conductor
Digital
40. Tool with an internal heating element used to heat surfaces being soldered to the point where the solder becomes molten.
SI Prefix for 10E(-9)
Soldering Iron
SI Prefix for 10E(6)
Current
41. Micro
Digital Waveform
SI Prefix for 10E(12)
Symbol and Unit for Frequency
SI Prefix for 10E(-6)
42. 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 Current
Analog
Digital Multimeter
Conventional Current
43. Term derived from 'transfer resistor.' Semiconductor device that can be used as an amplifier or as an electronic switch.
Solder
Scientific Notation
Transistor
Conductor
44. C and Farad (F)
Symbol and Unit for Capacitance
Symbol and Unit for Frequency
Symbol and Unit for Frequency
Diode
45. Metallic alloy of tin and lead that is used to join two metal surfaces.
Soldering
SI Prefix for 10E(-6)
Capacitor
Solder
46. Milli
SI Prefix for 10E(-3)
Soldering
Shift Register
Solder
47. Insulating board containing conductive tracks for circuit connections.
Dual In-Line Package (DIP)
LED
Digital
Printed Circuit Board
48. A circuit the produces a digital output signal that is half the frequency of the input.
Frequency Divider
Atom
Solder Bridge
SI Prefix for 10E(-6)
49. 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.
Engineering Notation
Amplitude
Capacitor
Scientific Notation
50. Light-emitting diode. An electronic device that conducts current in one direction only and illuminates when it is conducting.
LED
Scientific Notation
Resistor
Solder Bridge