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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. The digit generated when the sum of two binary digits exceeds 1
Aliasing
Carry
DIMM
Controller
2. The process of producing an output carry in full- adder when both input bits are 1s.
Astable
Data Sheet
Concurrency
Carry generation
3. The process of rippling an input carry to become the output carry in a full- adder when either or both of the input bits are 1's and the input carry is a 1
Architecture
Carry propagation
ABEL(Advance Boolean Expression Language)
Bus arbitration
4. In Boolean algebra - the AND operation
Central processing unit
Boolean multiplication
AND array
Ammeter
5. A bridge circuit that is in the balanced state as indicated by 0 V across the output.
Analog- to- digital converter(ADC)
Balanced Bridge
Atomic number
Control Unit
6. The mathematics of logic circuits
DIMM
CMOS Complementary Metal Oxide Semiconductor
Boolean algebra
Assembly language
7. Digital Signal Processor; a special type of microprocessor that processes data in real time
Charge- coupled device
Kirchoff's Voltage Law
Debug
DSP
8. A program that converts English- like mnemonics into machine code
Assembler
Kirchoff's Current Law(KCL)
Clock
Choke
9. A two terminal circuit containing voltage sources - current sources - and resistors can be modeled as a voltage source in series with a resistor
Thevenin Equivalent Circuit
Astable
Analog
Collector
10. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits
Bitstream
BIOS
CPLD
Binary
11. Information in numeric - alphabetic - or other form.
DCE
Aliasing
Data
Bias
12. A nominally continuous electrical signal that varies in amplitude or frequency in response to changes in sound - light - heat - position - or pressure.
ALU
Analog
Counter
Bus contention
13. A interconnection of electrical components designed to produce a desired result. A basic circuits consists of a source - a load and an interconnecting current path.
Decoder
Assembler
Circuit
Digital linear tape
14. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Analog
Debug
Charge
Clock
15. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions
Boundary scan
Central processing unit
Capacitance
Decode
16. 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
Decade
Control Unit
Amplitude
17. A program that translates an assembly language program for one type of microprocessor to an assembly language for another type of microprocessor
Analog- to- digital (A/D) conversion
Angular Velocity
Cross - assembler
DSP
18. 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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183
19. Stands for Complementary Metal-Oxide Semiconductor and is implemented with a type of field transistor
Bias
Admittance
CMOS
Capacitor
20. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit
Vx=(Vs * Rx) /RT
Astable
Boolean addition
Decrement
21. American wire gauge; a standardization based on wire diameter
Combinational logic
Bias
AWG
Bit time
22. A series of bits describing a final design that is sent to the target device during programming
Bitstream
Vx=(Vs * Rx) /RT
Adjacency
Commutative Law
23. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
Bitstream
Ammeter
ANSI
Cache memory
24. Data Communications equipment
DCE
Branch Current
Collector
Bus contention
25. In Boolean algebra - the OR operation
Boolean addition
Data Selector
Bandwidth
DSP
26. 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
Autotransformer
Asynchronous counter
CPLD
Complement
27. A circuit that prevents loading of an input or output
Attenuation
Cascade
Buffer
Array
28. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
Code
Bidirectional shift Register
Component
Charge
29. The beginning address of a segment of memory
Atomic number
Distributive Law
Base address
Data Sheet
30. The ability of a capacitor to store electrical charge.
Data Sheet
Capacitance
Collector
BJT
31. Having no stable state. An astable multivibrator oscillates between two quasi- stable states.
Astable
Array
Circuit Breaker
BEDO DRAM
32. 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
CMOS Complementary Metal Oxide Semiconductor
Branch
Boundary scan
33. The average of a sine wave over one half- cycle. It is 0.637 times the peak value.
BIOS
Average value
Bandwidth
Dividend
34. A digital counter having ten states
Capacitance
Byte
Decade Counter
Data bus
35. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).
Circuit Breaker
Dividend
Analog- to- digital (A/D) conversion
Apparent power
36. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.
Balanced Load
BJT
ALU
Center Tap
37. A programming language that uses English like words and has a one- to- one correspondence to machine language
Binary
DAT
Assembly language
Buffer
38. The action of a circuit in which it accepts current into its output from a load
ALU
DRAM
Current sinking
Amplitude
39. A one- way group of conductors from the to a memory - or other external device - on which the address code is sent
Norton's Theorem
Attenuation
DRAM
Address Bus
40. 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
Don't Care...
Data bus
DCE
Architecture
41. 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.
Address Bus
Controller
Decoder
Decade Counter
42. Dual in - line memory module
Don't Care...
DIMM
Band- pass filter
Ampere
43. Altera HDL; a nonstandard HDL
Charge
Atom
AHDL
Decimal
44. Having two opposites charge carriers within the transistor structure
DMA
Ampere- hour(Ah) rating
Balanced Load
Bipolar
45. 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.
Data Sheet
Bandwidth
Kirchoff's Current Law(KCL)
AND array
46. The process of converting an analog signal to digital form
Analog- to- digital (A/D) conversion
Addend
Cross - assembler
Controller
47. In a division operation the quantity that is being divided
Dividend
Baseline
Capacitance Reactance
Bipolar
48. 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
Bode Plot
Dual in - line package
Capacity
Control Bus
49. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.
Analog
Battery
Component
ABEL(Advance Boolean Expression Language)
50. A measure of the ability of a reactive circuit to permit current; the reciprocal of impedance. the unit is the siemens
Admittance
Combinational logic
Asynchronous counter
Adjacency