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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 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.
Ampere
Control Unit
Cross - assembler
Kirchoff's Voltage Law
2. The maximum value of a voltage or current
Center Tap
Data Sheet
Amplitude
Decoder
3. An electrical device consisting of two conductive plates separated by an insulating material and possessing the property of capacitance.
Carry propagation
Capacitor
Complement
Vx=(Vs * Rx) /RT
4. Having two directions. the stored data can be shifted right or left
Bit time
Bidirectional shift Register
Clear
CMOS
5. Digital audio tape; a type of magnetic tape format
Address
Data Sheet
DAT
AHDL
6. One of the three regions in a bipolar Junction transistor(North junction of NpN)
Atom
Bias
Circuit
Collector
7. A notational system for logic symbols that specifies input and output relationships thus fully defining a given function
Data Sheet
Bode Plot
Average value
Dependency notation
8. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits
Aliasing
Binary
Decoder
Circuit Breaker
9. The ability of a capacitor to store electrical charge.
Duty cycle
Capacitance
BJT
Angular Velocity
10. In addition (ORing) and multiplication (ANDing) of two variables the order in which the variables are ORed or ANDed makes no difference
CLB (Configurable Logic Block)
Bit
Dividend
Commutative Law
11. 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
Augend
Complement
Analog- to- digital converter(ADC)
Boolean multiplication
12. 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
Clear
Bus interface unit
Array
Bus
13. A type of counter in which each stage is clocked from the output of the preceding stage.
Collector
Asynchronous counter
Balanced Load
Vx=(Vs * Rx) /RT
14. The beginning address of a segment of memory
Bus
Base address
Ampere- hour(Ah) rating
Baseline
15. American National Standards Institute
Addend
Decode
Buffer
ANSI
16. Having two opposites charge carriers within the transistor structure
Buffer
Bipolar
Associative law
Atom
17. The process of producing an output carry in full- adder when both input bits are 1s.
DCE
Collector
BEDO DRAM
Carry generation
18. A group of eight bits
Battery
Circular Mil (CM)
Cache memory
Byte
19. The normal level of a pulse waveform; the voltage level in the absence of a pulse.
Dependency notation
Bode Plot
Capacitance
Baseline
20. The process of converting an analog signal to digital form
Boundary scan
Bit
Analog- to- digital (A/D) conversion
Boolean multiplication
21. Dynamic random- access memory; a type of semiconductor memory that uses capacitors as the storage elements and is a volatile - read/write memory
Atom
DRAM
Carry generation
Asynchronous counter
22. 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
Dual in - line package
AND
Base address
23. The mathematics of logic circuits
Cross - assembler
Atomic number
Boolean algebra
DTE
24. A programming language that uses English like words and has a one- to- one correspondence to machine language
Assembly language
Boolean expression
Array
Capacitance Reactance
25. 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
26. Direct memory access; a method to directly interface a peripheral device to memory without using the CPU for control
Bus
DMA
Delta Modulation
Decrement
27. A connection at the midpoint of a winding in a transformer
Center Tap
Aliasing
CMOS
Adjacency
28. A binary digit - which can be either 1 or 0
Astable
Bit
Current sinking
Data Sheet
29. The unit of electrical current
Analog
Associative law
Dependency notation
Ampere
30. A document that specifies parameter values and operating conditions for an integrated circuits or other device
Atom
Architecture
Demultiplexer
Data Sheet
31. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.
Decode
DCE
Kirchoff's Voltage Law
Ampere
32. The time from the application of a valid memory address to the appearance of valid output data
Assembly language
Bidirectional shift Register
Angular Velocity
Access time
33. Stands for Complementary Metal-Oxide Semiconductor and is implemented with a type of field transistor
Charge- coupled device
Bitstream
Bidirectional shift Register
CMOS
34. A receiving device on a bus
Acceptor
Capacitance Reactance
Bitstream
DCE
35. The rotational rate of a phasor which is related to the frequency of the sine wave that the phasor represents
Complement
Angular Velocity
Battery
Commutative Law
36. The digit generated when the sum of two binary digits exceeds 1
Addend
Carry generation
Carry
Cascade
37. A program that converts English- like mnemonics into machine code
Access time
Assembler
Control Unit
Decimal
38. A logic gate that produces a High output only when all of the inputs are HIGH
Adjacency
AHDL
AND gate
Architecture
39. One current path in a parallel circuit; a current path that connects two nodes
Bit
Branch
Vx=(Vs * Rx) /RT
Capacitor
40. 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
Analog- to- digital converter(ADC)
Cross - assembler
Cascade
Vx=(Vs * Rx) /RT
41. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
BIOS
Combinational logic
Asynchronous counter
Ampere
42. A program that translates an assembly language program for one type of microprocessor to an assembly language for another type of microprocessor
Clock
Bleeder Current
Cross - assembler
Data Sheet
43. 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.
ALU
Bipolar
Decrement
Attenuation
44. 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
bed- of- nails
Alphanumeric
Control Bus
Ampere- hour(Ah) rating
45. The application of a dc voltage to an electronic device to produce a desired mode of operation
Bias
Decade
AWG
Data Selector
46. In addition - the number that is added to another number called the augend
Delta Modulation
Addend
Array
Adder
47. The process or sequence of operations carried out to program a target device
Center Tap
bed- of- nails
Design flow
Dynamic Memory
48. One of the three regions in a bipolar junction transistor
Carry generation
Antifuse
Circuit
Base
49. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.
Circuit Breaker
Circuit
Capacity
Battery
50. The number of protons in a nucleus
Decade Counter
Attenuation
Addend
Atomic number