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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. An application program in development software packages that controls the design flow process and translates source code into object code in a format that can be logically tested or downloaded to a target device
Data Sheet
Compiler
DCE
Data Selector
2. A series of bits describing a final design that is sent to the target device during programming
Atomic number
Analog- to- digital converter(ADC)
Bitstream
Admittance
3. 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.
Controller
Compiler
Don't Care...
Comparator
4. A digital circuit device that converts coded information into another (familiar) or noncoded form
AND gate
Decoder
Ampere
Bus interface unit
5. A software compiler language for SPLD programming; a type of hardware description language (HDL)
DMA
Bidirectional shift Register
Assembler
ABEL(Advance Boolean Expression Language)
6. A combined coder and decoder
Data Sheet
TTL
Code
Bipolar
7. 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
Boolean multiplication
Closed circuit
Complement
Access time
8. The number of protons in a nucleus
Atomic number
Control Unit
Carry generation
Circuit Breaker
9. Having two opposites charge carriers within the transistor structure
Bipolar
DCE
Duty cycle
Decrement
10. The location of a given storage cell or group of cells in a memory; a unique memory location containing on byte
AND
TTL
Band- pass filter
Address
11. The maximum value of a voltage or current
Decimal
Vx=(Vs * Rx) /RT
Amplitude
Binary coded decimal
12. The rotational rate of a phasor which is related to the frequency of the sine wave that the phasor represents
Angular Velocity
Don't Care...
Bit
Address Bus
13. 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.
Bandwidth
Circuit
Bias
Analog- to- digital converter(ADC)
14. A measure of the ability of a reactive circuit to permit current; the reciprocal of impedance. the unit is the siemens
Admittance
Commutative Law
Bitstream
DCE
15. 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
Ampere- hour(Ah) rating
Digital linear tape
Charge- coupled device
D Flip-Flop
16. Dynamic random- access memory; a type of semiconductor memory that uses capacitors as the storage elements and is a volatile - read/write memory
Autotransformer
Battery
Decimal
DRAM
17. A one- way group of conductors from the to a memory - or other external device - on which the address code is sent
Boundary scan
Digital linear tape
Address Bus
ASCII
18. A document that specifies parameter values and operating conditions for an integrated circuits or other device
Boolean multiplication
DRAM
Ampere
Data Sheet
19. Digital audio tape; a type of magnetic tape format
Decade Counter
Bias
DAT
Circuit
20. American National Standards Institute
Aliasing
ANSI
Capacitor
Analog
21. In relation to VHDL feature that permits operations to be processed in a parallel;that is operations that occur simultaneously
Concurrency
AND
ASCII
Atom
22. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).
Center Tap
Antifuse
Carry generation
Apparent power
23. The opposition of a capacitor to permit current; the reciprocal of capacitive reactance. The unit is the siemens.
Choke
Capacitance Reactance
Ammeter
CLB (Configurable Logic Block)
24. Characterized by ten states or values
DCE
bed- of- nails
Decade
Digital linear tape
25. A program that converts English- like mnemonics into machine code
Analog- to- digital converter(ADC)
Assembler
Binary
Commutative Law
26. Having no stable state. An astable multivibrator oscillates between two quasi- stable states.
Capacitance Reactance
Astable
Analog
Demultiplexer
27. A receiving device on a bus
Carry propagation
Acceptor
Digital linear tape
Bus
28. The interval of time occupied by a single bit in a sequence of bits; the period of the clock
Bandwidth
Bit time
Kirchoff's Voltage Law
Decrement
29. An adverse condition that could occur if two or more devices try to communicate at the same time on a bus
Clock
Analog
Address
Bus contention
30. A circuit with a complete current path
Augend
Closed circuit
Data bus
Choke
31. Altera HDL; a nonstandard HDL
AHDL
Delta Modulation
Augend
Capacitance
32. A digital circuit capable of counting electronic events - such as pulses - by progressing through a sequence of binary states.
Counter
Norton's Theorem
DRAM
Decimal
33. Burst extended data output dynamic random- access memory
Address
DAT
BEDO DRAM
Data Selector
34. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
Component
ASCII
Closed circuit
Access time
35. A resettable protective device used for interrupting execessive current in an electric circuit
Bit time
Cascade
Bus
Circuit Breaker
36. 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
Circuit
Ammeter
Current sinking
37. A filter that rejects a range of frequencies lying between two critical frequencies and passes frequencies above and below that range.
Band- stop filter
Architecture
Decode
Data
38. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.
Decode
Balanced Bridge
DCE
Thevenin Equivalent Circuit
39. A notational system for logic symbols that specifies input and output relationships thus fully defining a given function
Bandwidth
Dependency notation
ABEL(Advance Boolean Expression Language)
Kirchoff's Voltage Law
40. 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
Attenuation
Analog
BJT
Design flow
41. The effect created when a signal is sampled at less than twice the signal frequency. Aliasing creates unwanted frequencies that interfere with the signal frequency.
Capacity
Aliasing
Boolean multiplication
Base
42. American Standard Code for Information Interchange; the most widely used alphanumeric code.
ASCII
Data
Dynamic Memory
Combinational logic
43. The process or sequence of operations carried out to program a target device
Design flow
Commutative Law
Astable
Aliasing
44. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
Branch Current
Ampere
Baseline
Cache memory
45. A combination of input literals that cannot occur and can be used as a 1 or 0 on a Karnaugh Map for simplification
Warning
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46. 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
Component
Assembly language
Dividend
47. To decrease the binary state of a counter by one
Bode Plot
Decrement
Admittance
AND
48. Having two stable states. Flip- flops and latches are bistable multivibrators.
Combinational logic
Debug
Bistable
Data Sheet
49. The total number of data units(bits - nibbles - bytes - words) that a memory can store.
Capacity
Augend
Capacitance Reactance
Boolean multiplication
50. A type of magnetic tape format
Assembler
Digital linear tape
Counter
Amplitude
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