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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. Burst extended data output dynamic random- access memory
BEDO DRAM
Boolean expression
Closed circuit
Atomic number
2. A program that translates an assembly language program for one type of microprocessor to an assembly language for another type of microprocessor
Capacitor
Binary coded decimal
Cross - assembler
Attenuation
3. 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
Array
Ammeter
Data bus
Decade Counter
4. To connect 'end- to- end' as when several counters are connected from the terminal count output of one counter to the enable input of the next counter
Cascade
Charge- coupled device
ASCII
Analog- to- digital converter(ADC)
5. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
AWG
Dynamic Memory
Component
ANSI
6. Dynamic random- access memory; a type of semiconductor memory that uses capacitors as the storage elements and is a volatile - read/write memory
DRAM
Bus
Delta Modulation
Central processing unit
7. Describes a number system with a base of ten
Circuit
Decimal
Astable
Boolean multiplication
8. A device used to convert an analog signal to a sequence of digital codes
BEDO DRAM
Central processing unit
Analog- to- digital converter(ADC)
Clear
9. The opposition of a capacitor to permit current; the reciprocal of capacitive reactance. The unit is the siemens.
Capacitance Reactance
AND
BIOS
Center Tap
10. A notational system for logic symbols that specifies input and output relationships thus fully defining a given function
Dependency notation
ANSI
Charge
Base address
11. A condition where all the load currents are equal and the neutral current is zero
Binary coded decimal
Band- stop filter
Kirchoff's Current Law(KCL)
Balanced Load
12. A program that converts English- like mnemonics into machine code
Cascade
Controller
Assembler
Center Tap
13. Sum of all the voltage drops in series equals to the source voltage
14. Sum of all currents entering a node is equal to the sum of all currents leaving the same node
15. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Charge
Data
DTE
Capacitor
16. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit
Norton's Theorem
Boolean addition
Vx=(Vs * Rx) /RT
Access time
17. The basic timing signal in a digital system; a periodic waveform in which the interval between pulses equals the time for one bit; the triggering input of a flip- flop
Don't Care...
AND gate
Clock
Delta Modulation
18. A resettable protective device used for interrupting execessive current in an electric circuit
Bit time
Circuit Breaker
CMOS Complementary Metal Oxide Semiconductor
ANSI
19. An array of AND gates consisting of a matrix of programmable interconnection
AND array
Compiler
Admittance
Demultiplexer
20. In a pulse waveform - the height or maximum value of the pulse as measured from its low level.
Amplitude
Band- stop filter
Central processing unit
Carry propagation
21. A method for the automated testing of printed circuit boards in which the board is mounted on a fixture that resembles a bed of nails that makes contact with test points
bed- of- nails
Ampere
Byte
Data Selector
22. One of the three regions in a bipolar Junction transistor(North junction of NpN)
Band- stop filter
Bode Plot
Capacitor
Collector
23. A circuit that prevents loading of an input or output
Clock
Adjacency
Buffer
Distributive Law
24. The rotational rate of a phasor which is related to the frequency of the sine wave that the phasor represents
Angular Velocity
Circuit
Associative law
Base
25. Bipolar junction transistor; a semiconductor device used for switching or amplification. A BJT has two junctions - the base- emitter junction and the base- collector junction
BJT
Base address
Adjacency
Bleeder Current
26. Having two opposites charge carriers within the transistor structure
Balanced Bridge
Bipolar
Debug
Bus arbitration
27. A type of magnetic tape format
Alphanumeric
Analog- to- digital (A/D) conversion
Don't Care...
Digital linear tape
28. The process or sequence of operations carried out to program a target device
Data Selector
Design flow
Don't Care...
Array
29. The action of a circuit in which it accepts current into its output from a load
Bus interface unit
Controller
Code
Current sinking
30. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
Cache memory
Kirchoff's Current Law(KCL)
Thevenin Equivalent Circuit
Architecture
31. A document that specifies parameter values and operating conditions for an integrated circuits or other device
ABEL(Advance Boolean Expression Language)
Data Sheet
Complement
Collector
32. A type of PLD nonvolatile programmable link that can be left open or can be shorted once as directed by the program
Antifuse
Cross - assembler
Norton's Theorem
DMA
33. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.
Battery
DSP
Debug
Analog- to- digital (A/D) conversion
34. A method of analog- to- digital conversion using a 1- bit quantization process
ABEL(Advance Boolean Expression Language)
Delta Modulation
Decimal
Digital linear tape
35. 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.
36. A programming language that uses English like words and has a one- to- one correspondence to machine language
Atom
BJT
AWG
Assembly language
37. Altera HDL; a nonstandard HDL
Assembly language
TTL
DMA
AHDL
38. The current left after the total load current is subtracted from the total current into the circuit
Bleeder Current
Bit
Capacity
Don't Care...
39. Stands for Complementary Metal-Oxide Semiconductor and is implemented with a type of field transistor
Compiler
Circuit Breaker
Cascade
CMOS
40. The VHDL unit that describes the internal operation of a logic function; the internal functional arrangement of the elements that give a device its particular operating characteristics.
Architecture
Clock
Carry generation
TTL
41. A circuit that selects data from several inputs one at a time in a sequence and places them on the output; also called a multiplexer.
Bus interface unit
Data Selector
Bandwidth
CMOS Complementary Metal Oxide Semiconductor
42. A combination of logic gates interconnected to produce a specified Boolean function with no storage or memory capability; sometimes called combinatorial logic
bed- of- nails
ANSI
Base
Combinational logic
43. Data Communications equipment
Binary coded decimal
DCE
Combinational logic
Dynamic Memory
44. A combination of input literals that cannot occur and can be used as a 1 or 0 on a Karnaugh Map for simplification
45. 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
Analog- to- digital (A/D) conversion
Branch
Ampere- hour(Ah) rating
Dual in - line package
46. The process of producing an output carry in full- adder when both input bits are 1s.
Bleeder Current
Carry generation
Commutative Law
Bus contention
47. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.
Decode
Bus
Buffer
Compiler
48. A unit of logic in an FPGA that is made up of multiple smaller logic modules and a local programmable interconnect that is used to connect logic modules within the CLB
Data Selector
Current sinking
CLB (Configurable Logic Block)
Data bus
49. A digital circuit device that converts coded information into another (familiar) or noncoded form
Balanced Bridge
Asynchronous counter
Byte
Decoder
50. A digital code in which each of the decimal digits - 0 through 9 - is represented by a group of four bits
Antifuse
Balanced Bridge
Norton's Theorem
Binary coded decimal