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Test your basic knowledge |
Digital Fundamentals
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 resettable protective device used for interrupting execessive current in an electric circuit
Circuit Breaker
CMOS
Data
Astable
2. An array of AND gates consisting of a matrix of programmable interconnection
Decode
AND array
CPLD
Compiler
3. A programming language that uses English like words and has a one- to- one correspondence to machine language
Charge
Data
Data Selector
Assembly language
4. A semiconductor device that conducts current in only one direction
Diode
Buffer
Base address
Bode Plot
5. A combination of input literals that cannot occur and can be used as a 1 or 0 on a Karnaugh Map for simplification
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6. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.
Charge
DSP
Atom
Battery
7. A class of integrated logic circuits that is implemented with a type of field effect transistor
Kirchoff's Current Law(KCL)
Center Tap
Antifuse
CMOS Complementary Metal Oxide Semiconductor
8. In relation to VHDL feature that permits operations to be processed in a parallel;that is operations that occur simultaneously
Astable
Decade
Concurrency
Address Bus
9. A method of analog- to- digital conversion using a 1- bit quantization process
Delta Modulation
Bidirectional shift Register
Analog
Asynchronous counter
10. The number of protons in a nucleus
Battery
Counter
Astable
Atomic number
11. The range of frequencies for which the current (or output voltage) is equal to or greater than 70.7% of its value at the resonant frequency that is considered to be passed by a filter.
Dynamic Memory
BJT
Bandwidth
Band- stop filter
12. A bidirectional set of conductive paths on which data or instruction codes are transferred into a microprocessor or on which the result of an operation is sent out from the microprocessor
Boundary scan
Address Bus
Capacity
Data bus
13. A logic circuit used to add two binary numbers
Circuit
Adder
CLB (Configurable Logic Block)
Circular Mil (CM)
14. Characterized by ten states or values
Bitstream
DCE
Circuit Breaker
Decade
15. Characteristic of cells in a Karnaugh map in which there is a single- variable change from one cell to another cell next to it on any of its four sides
Adjacency
Choke
Central processing unit
Delta Modulation
16. A binary digit - which can be either 1 or 0
Dependency notation
Circular Mil (CM)
Bit
bed- of- nails
17. A program that converts English- like mnemonics into machine code
Boolean expression
Carry generation
Assembler
TTL
18. A digital counter having ten states
Circuit
Decade Counter
Debug
Bit
19. Having two directions. the stored data can be shifted right or left
Bidirectional shift Register
Circuit
Choke
Capacity
20. An asynchronous input used to reset a flip- flop (make the Q output 0); to place a register or counter in the state in which it contains all 0's
AND array
Clear
ASCII
Cross - assembler
21. A type of PLD nonvolatile programmable link that can be left open or can be shorted once as directed by the program
Dynamic Memory
Antifuse
Band- pass filter
Addend
22. The inverse of opposite of a number - in Boolean algebra - the inverse function - expressed with a bar over the variable. The complement of a 1 is a 0 - and vice versa
AHDL
Complement
Center Tap
AWG
23. A theorem that states that any amount of voltage sources and current sources can be combined into a single current source with a parallel resistor.
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24. A software compiler language for SPLD programming; a type of hardware description language (HDL)
Decoder
ABEL(Advance Boolean Expression Language)
Band- pass filter
Adjacency
25. Transistor-Transistor Logic and is implemented with bipolar junction transistors
TTL
Design flow
Bidirectional shift Register
DMA
26. The process or sequence of operations carried out to program a target device
Design flow
Decrement
Bitstream
Address Bus
27. Sum of all the voltage drops in series equals to the source voltage
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28. A circuit with a complete current path
Distributive Law
AWG
Closed circuit
Circular Mil (CM)
29. The unit of electrical current
Norton's Theorem
Bistable
Ampere
Data Sheet
30. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.
Duty cycle
Angular Velocity
CPLD
Decode
31. A connection at the midpoint of a winding in a transformer
DCE
Circuit
Center Tap
Comparator
32. The mathematics of logic circuits
Boolean algebra
Base
Asynchronous counter
AND gate
33. The process that prevents two sources from using a bus at the same time
Band- stop filter
Bus arbitration
Data bus
Charge
34. An electrical instrument used to measure current
Ammeter
Analog- to- digital (A/D) conversion
Carry
Bipolar
35. A logic gate that produces a High output only when all of the inputs are HIGH
AND gate
Distributive Law
Delta Modulation
Bipolar
36. A complex programmable logic device that consists basically of muliple SPLD arrays with programmable interconnections.
Charge
Astable
BIOS
CPLD
37. A document that specifies parameter values and operating conditions for an integrated circuits or other device
Combinational logic
Branch
Data Selector
Data Sheet
38. An adverse condition that could occur if two or more devices try to communicate at the same time on a bus
Bus contention
Clear
Band- pass filter
Duty cycle
39. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Charge
Balanced Load
Compiler
Bipolar
40. Having two opposites charge carriers within the transistor structure
Bipolar
Band- pass filter
Ammeter
Decoder
41. A number given in ampere- hours determined by multiplying the current times the length of the time (h) a battery can deliver that current to a load
Circuit
Control Bus
Ampere- hour(Ah) rating
Atom
42. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
Circular Mil (CM)
BIOS
Boolean algebra
Bias
43. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
Byte
Adjacency
Component
Comparator
44. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).
DAT
Decoder
CMOS Complementary Metal Oxide Semiconductor
Apparent power
45. An electrical device consisting of two conductive plates separated by an insulating material and possessing the property of capacitance.
Capacitor
Cache memory
Bias
Atom
46. A set of interconnections that interface one or more devices based on a standardized specification
Center Tap
Bus
Boolean algebra
Buffer
47. A digital circuit capable of counting electronic events - such as pulses - by progressing through a sequence of binary states.
Control Bus
Data
Analog
Counter
48. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions
Dynamic Memory
Boolean multiplication
Central processing unit
Assembler
49. An arrangement of electrical and/or electronic components interconnected in such a way as to perform a specified function
Digital linear tape
Base address
Bipolar
Circuit
50. A condition where all the load currents are equal and the neutral current is zero
Debug
Circuit
Balanced Load
Commutative Law