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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. A receiving device on a bus
Angular Velocity
Dual in - line package
Acceptor
Ampere
2. A combined coder and decoder
Ampere
Circuit
Central processing unit
Code
3. A bridge circuit that is in the balanced state as indicated by 0 V across the output.
Collector
Balanced Bridge
Bit
Boolean multiplication
4. Data Communications equipment
DCE
Assembly language
Address Bus
Bipolar
5. An electrical instrument used to measure current
Ammeter
TTL
Concurrency
Demultiplexer
6. The average of a sine wave over one half- cycle. It is 0.637 times the peak value.
Average value
Band- pass filter
Decimal
Bleeder Current
7. A set of interconnections that interface one or more devices based on a standardized specification
Bus
ABEL(Advance Boolean Expression Language)
Decrement
Closed circuit
8. A software compiler language for SPLD programming; a type of hardware description language (HDL)
Band- pass filter
ABEL(Advance Boolean Expression Language)
Atomic number
Design flow
9. In Boolean algebra - the OR operation
Dependency notation
Boolean addition
Concurrency
TTL
10. Dynamic random- access memory; a type of semiconductor memory that uses capacitors as the storage elements and is a volatile - read/write memory
Assembler
Bit
Norton's Theorem
DRAM
11. One of the three regions in a bipolar Junction transistor(North junction of NpN)
Component
Bistable
Angular Velocity
Collector
12. One of the three regions in a bipolar junction transistor
Address
D Flip-Flop
Base
AND gate
13. An array of AND gates consisting of a matrix of programmable interconnection
Alphanumeric
AND array
Compiler
Balanced Bridge
14. A filter that rejects a range of frequencies lying between two critical frequencies and passes frequencies above and below that range.
Bandwidth
Ampere
Band- stop filter
Data
15. Digital Signal Processor; a special type of microprocessor that processes data in real time
Closed circuit
DSP
Adder
Assembler
16. Having two opposites charge carriers within the transistor structure
Capacitance Reactance
Assembly language
Bipolar
Battery
17. A resettable protective device used for interrupting execessive current in an electric circuit
Circuit Breaker
Bode Plot
Data Sheet
ABEL(Advance Boolean Expression Language)
18. A type of counter in which each stage is clocked from the output of the preceding stage.
Bias
ASCII
Asynchronous counter
Boolean expression
19. An arrangement of electrical and/or electronic components interconnected in such a way as to perform a specified function
Thevenin Equivalent Circuit
Circuit
Ampere
Collector
20. The action of a circuit in which it accepts current into its output from a load
Current sinking
Addend
Norton's Theorem
DMA
21. The total number of data units(bits - nibbles - bytes - words) that a memory can store.
Capacity
Adjacency
Concurrency
Alphanumeric
22. A circuit (digital service) that switches digital data from one input line to several output lines in a specified time sequence
Capacity
Demultiplexer
Binary
AND gate
23. The current left after the total load current is subtracted from the total current into the circuit
Distributive Law
AWG
Bleeder Current
Boolean multiplication
24. A filter that passes a range of frequencies lying between two critical freqencies and rejects frequencies above and below that range.
Capacity
Band- pass filter
Decade
Compiler
25. Describes a number system with a base of ten
Bias
Decimal
Data Sheet
Asynchronous counter
26. A logic gate that produces a High output only when all of the inputs are HIGH
Atom
AND gate
Cross - assembler
Kirchoff's Current Law(KCL)
27. Consisting of numerals - letters - and other characters
Thevenin Equivalent Circuit
Alphanumeric
Branch Current
bed- of- nails
28. A type of magnetic tape format
Digital linear tape
Bipolar
Analog- to- digital (A/D) conversion
DAT
29. 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.
Closed circuit
Aliasing
Comparator
Boundary scan
30. In relation to VHDL feature that permits operations to be processed in a parallel;that is operations that occur simultaneously
Addend
Duty cycle
Concurrency
Address
31. Sum of all currents entering a node is equal to the sum of all currents leaving the same node
32. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.
Commutative Law
AWG
Amplitude
ALU
33. A combination of logic gates interconnected to produce a specified Boolean function with no storage or memory capability; sometimes called combinatorial logic
Bus interface unit
Central processing unit
Combinational logic
Binary coded decimal
34. Data Terminal equipment
Counter
Controller
Data Selector
DTE
35. Stands for Complementary Metal-Oxide Semiconductor and is implemented with a type of field transistor
CMOS
Antifuse
D Flip-Flop
Addend
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
Dual in - line package
Central processing unit
Cascade
Choke
37. Digital audio tape; a type of magnetic tape format
Aliasing
DAT
Circular Mil (CM)
DIMM
38. A method for internally testing a PLD based on the JTAG standard (IEEE std.)
AND gate
Circuit
Decade
Boundary scan
39. The number of protons in a nucleus
Bus
Demultiplexer
Commutative Law
Atomic number
40. A transformer in which the primary and secondary are in a single winding
Component
Circuit
Control Unit
Autotransformer
41. A method of analog- to- digital conversion using a 1- bit quantization process
Circuit
Data Sheet
Delta Modulation
Balanced Load
42. The smallest particle of an element possessing the unique characteristics of that element.
Atom
Concurrency
Bidirectional shift Register
Capacity
43. A series of bits describing a final design that is sent to the target device during programming
Antifuse
Bitstream
Boolean addition
Ampere- hour(Ah) rating
44. A digital code in which each of the decimal digits - 0 through 9 - is represented by a group of four bits
Data Sheet
Boundary scan
Binary coded decimal
Bipolar
45. 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.
46. Dual in - line memory module
Circular Mil (CM)
Address Bus
Bus
DIMM
47. A digital counter having ten states
Boolean addition
Analog- to- digital converter(ADC)
Decade Counter
Bipolar
48. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions
Comparator
Debug
Bitstream
Central processing unit
49. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits
Data Sheet
Charge- coupled device
Binary
Bus contention
50. A group of eight bits
Average value
Bus interface unit
ASCII
Byte