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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. Having two opposites charge carriers within the transistor structure
Bipolar
Counter
Ampere
AWG
2. The portion within the microprocessor that provides the timing and control signals for getting data into and out of the microprocessor and for synchronizing the execution of instructions.
Architecture
Control Unit
Choke
Digital linear tape
3. A binary digit - which can be either 1 or 0
Concurrency
Decoder
Bit
Data Sheet
4. In addition - the number to which the addend is added
Controller
Center Tap
Debug
Augend
5. A set of interconnections that interface one or more devices based on a standardized specification
Digital linear tape
Data Selector
Address
Bus
6. Data Terminal equipment
Vx=(Vs * Rx) /RT
DTE
Circular Mil (CM)
Circuit
7. One of the three regions in a bipolar junction transistor
Clock
Band- pass filter
ASCII
Base
8. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
Base
BIOS
Concurrency
Bistable
9. The process or sequence of operations carried out to program a target device
Adjacency
Design flow
Branch
Component
10. A measure of the ability of a reactive circuit to permit current; the reciprocal of impedance. the unit is the siemens
CMOS Complementary Metal Oxide Semiconductor
Atom
Admittance
Data
11. A circuit with a complete current path
Apparent power
Code
Current sinking
Closed circuit
12. In a division operation the quantity that is being divided
Dividend
Base address
Aliasing
Cascade
13. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).
Charge- coupled device
Apparent power
Associative law
Data Sheet
14. 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
Closed circuit
Boolean addition
bed- of- nails
Demultiplexer
15. The process that prevents two sources from using a bus at the same time
Boolean algebra
Bus arbitration
Atom
Ampere- hour(Ah) rating
16. A reduction of the output signal compared to the input signal - resulting in a ratio with a value of less than 1 for the output voltage to the input voltage of a circuit.
Dual in - line package
Bias
Branch Current
Attenuation
17. Sum of all currents entering a node is equal to the sum of all currents leaving the same node
Warning
: Invalid argument supplied for foreach() in
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on line
183
18. The process of producing an output carry in full- adder when both input bits are 1s.
Access time
Bus
Carry generation
Circular Mil (CM)
19. To decrease the binary state of a counter by one
Array
BIOS
Bus interface unit
Decrement
20. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.
Decimal
Acceptor
BEDO DRAM
Battery
21. A condition where all the load currents are equal and the neutral current is zero
Balanced Load
ANSI
Control Bus
Combinational logic
22. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
Bidirectional shift Register
Capacity
Component
Capacitor
23. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Charge
Design flow
Ampere- hour(Ah) rating
Bipolar
24. A code within DOS that allows various operations on files and includes a primitive assembler; to eliminate a problem in hardware or software.
Branch Current
Debug
Commutative Law
Circuit
25. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.
Boolean expression
Center Tap
ALU
Bus
26. A logic gate that produces a High output only when all of the inputs are HIGH
ASCII
DMA
AND gate
Decade Counter
27. A logic circuit used to add two binary numbers
Ampere- hour(Ah) rating
Adder
Boolean multiplication
Data Selector
28. The application of a dc voltage to an electronic device to produce a desired mode of operation
Acceptor
Bias
ALU
Alphanumeric
29. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit
Cascade
Control Unit
Boundary scan
Vx=(Vs * Rx) /RT
30. Stands for Complementary Metal-Oxide Semiconductor and is implemented with a type of field transistor
Bias
Cross - assembler
Associative law
CMOS
31. A complex programmable logic device that consists basically of muliple SPLD arrays with programmable interconnections.
Apparent power
CPLD
Balanced Bridge
Compiler
32. The maximum value of a voltage or current
Amplitude
Analog- to- digital (A/D) conversion
Distributive Law
Controller
33. An instrument that can specify each of the other instruments on the bus as either a talker or a listener for the purpose of data transfer.
Circuit Breaker
Debug
Controller
Boolean algebra
34. A type of semiconductor memory that stores data in the form of charge packets and is serially accessed
Charge- coupled device
Circuit
Counter
AHDL
35. The beginning address of a segment of memory
DRAM
Astable
Base address
Collector
36. The number of protons in a nucleus
Autotransformer
Atomic number
Decode
Array
37. A semiconductor device that conducts current in only one direction
Controller
Diode
Decade
Adder
38. Digital Signal Processor; a special type of microprocessor that processes data in real time
DSP
Ammeter
Branch
Battery
39. A notational system for logic symbols that specifies input and output relationships thus fully defining a given function
Collector
Counter
Dependency notation
Augend
40. The average of a sine wave over one half- cycle. It is 0.637 times the peak value.
Ampere
Bipolar
Average value
Battery
41. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
Cache memory
Augend
DSP
Ammeter
42. A circuit (digital service) that switches digital data from one input line to several output lines in a specified time sequence
Bus interface unit
Demultiplexer
Access time
Base address
43. In addition (Oring) and multiplication (ANDing) of three or more variables - the order in which the variables are grouped makes no difference
D Flip-Flop
Associative law
Amplitude
DRAM
44. Direct memory access; a method to directly interface a peripheral device to memory without using the CPU for control
Circuit Breaker
Demultiplexer
DMA
Don't Care...
45. A set of conductive paths hat connects the CPU to other parts of the computer to coordinate its operations and to communicate with external devices
Data Sheet
Ampere
Bleeder Current
Control Bus
46. A programming language that uses English like words and has a one- to- one correspondence to machine language
ALU
Assembly language
Atom
Charge
47. Burst extended data output dynamic random- access memory
Baseline
Bus interface unit
BEDO DRAM
Bistable
48. Information in numeric - alphabetic - or other form.
Data
Aliasing
Boundary scan
Cache memory
49. A class of integrated logic circuits that is implemented with a type of field effect transistor
AND array
Asynchronous counter
Decimal
CMOS Complementary Metal Oxide Semiconductor
50. The smallest particle of an element possessing the unique characteristics of that element.
Atom
Dependency notation
BJT
Buffer