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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 semiconductor device that conducts current in only one direction
Address
Commutative Law
Buffer
Diode
2. A filter that rejects a range of frequencies lying between two critical frequencies and passes frequencies above and below that range.
Associative law
Band- stop filter
Kirchoff's Voltage Law
Choke
3. A digital circuit capable of counting electronic events - such as pulses - by progressing through a sequence of binary states.
CLB (Configurable Logic Block)
Branch Current
Data Sheet
Counter
4. A complex programmable logic device that consists basically of muliple SPLD arrays with programmable interconnections.
bed- of- nails
CPLD
Comparator
Amplitude
5. Describes a number system with a base of ten
Boundary scan
Aliasing
Decimal
Buffer
6. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
BIOS
Choke
Carry propagation
Bandwidth
7. In addition - the number to which the addend is added
Charge
Augend
DAT
BIOS
8. Data Terminal equipment
DTE
Closed circuit
ASCII
Duty cycle
9. An arrangement of electrical and/or electronic components interconnected in such a way as to perform a specified function
Bit
Carry
Circuit
Binary
10. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions
Central processing unit
DRAM
Code
Angular Velocity
11. 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
Binary coded decimal
Clear
Collector
BJT
12. A logic gate that produces a High output only when all of the inputs are HIGH
AND gate
Boolean expression
AHDL
Analog- to- digital (A/D) conversion
13. A software compiler language for SPLD programming; a type of hardware description language (HDL)
ABEL(Advance Boolean Expression Language)
Assembly language
Data bus
Access time
14. 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
Bit
Design flow
DIMM
15. The opposition of a capacitor to permit current; the reciprocal of capacitive reactance. The unit is the siemens.
D Flip-Flop
Battery
Capacitance Reactance
CMOS
16. A basic logic operation in which a true(high) output occurs only when all the input conditions are true (high)
Center Tap
Circuit
Branch
AND
17. The smallest particle of an element possessing the unique characteristics of that element.
Circular Mil (CM)
Base address
Carry
Atom
18. Sum of all the voltage drops in series equals to the source voltage
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19. 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
Bus
Circuit Breaker
Compiler
Attenuation
20. 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.
Addend
Atom
Comparator
Bandwidth
21. The process of producing an output carry in full- adder when both input bits are 1s.
Carry generation
Decimal
Distributive Law
Attenuation
22. The ability of a capacitor to store electrical charge.
Circular Mil (CM)
Capacitance
Charge- coupled device
AND array
23. A program that translates an assembly language program for one type of microprocessor to an assembly language for another type of microprocessor
Cross - assembler
Comparator
Decade Counter
Choke
24. American Standard Code for Information Interchange; the most widely used alphanumeric code.
Clear
Circular Mil (CM)
Ammeter
ASCII
25. A type of bistable multivibrator in which the output assumes the state of the D input on the triggering edge of a clock pulse.
D Flip-Flop
Combinational logic
Bias
Baseline
26. Altera HDL; a nonstandard HDL
AHDL
Battery
CLB (Configurable Logic Block)
DRAM
27. A code within DOS that allows various operations on files and includes a primitive assembler; to eliminate a problem in hardware or software.
Combinational logic
Bus contention
Carry propagation
Debug
28. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.
Concurrency
Decode
Distributive Law
Controller
29. A two terminal circuit containing voltage sources - current sources - and resistors can be modeled as a voltage source in series with a resistor
DSP
Band- pass filter
BJT
Thevenin Equivalent Circuit
30. A receiving device on a bus
Angular Velocity
Acceptor
Component
Closed circuit
31. A digital code in which each of the decimal digits - 0 through 9 - is represented by a group of four bits
Binary coded decimal
Design flow
Choke
Base
32. A program that converts English- like mnemonics into machine code
Attenuation
Combinational logic
Assembler
Decrement
33. The actual current in a branch
Kirchoff's Current Law(KCL)
Battery
Bus interface unit
Branch Current
34. The rotational rate of a phasor which is related to the frequency of the sine wave that the phasor represents
Angular Velocity
Dependency notation
Bleeder Current
Central processing unit
35. American wire gauge; a standardization based on wire diameter
Associative law
Capacity
Decade Counter
AWG
36. A set of interconnections that interface one or more devices based on a standardized specification
Carry
Bus
BJT
Address Bus
37. In Boolean algebra - the AND operation
Boolean algebra
Boolean multiplication
Branch
Data Sheet
38. A combined coder and decoder
Binary coded decimal
Bode Plot
Ammeter
Code
39. One of the three regions in a bipolar junction transistor
Base
Atom
Current sinking
Concurrency
40. The process of converting an analog signal to digital form
Bidirectional shift Register
Buffer
Analog- to- digital (A/D) conversion
Charge- coupled device
41. A type of PLD nonvolatile programmable link that can be left open or can be shorted once as directed by the program
Array
Baseline
Bitstream
Antifuse
42. In addition - the number that is added to another number called the augend
Cross - assembler
Charge
Atomic number
Addend
43. American National Standards Institute
Charge- coupled device
Augend
Distributive Law
ANSI
44. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
Cache memory
Controller
Decade
Branch
45. A one- way group of conductors from the to a memory - or other external device - on which the address code is sent
AWG
Access time
Address Bus
Cache memory
46. To decrease the binary state of a counter by one
Average value
Decrement
Boolean multiplication
Binary
47. A measure of the ability of a reactive circuit to permit current; the reciprocal of impedance. the unit is the siemens
Admittance
Distributive Law
Collector
Associative law
48. The VHDL unit that describes the internal operation of a logic function; the internal functional arrangement of the elements that give a device its particular operating characteristics.
Architecture
Counter
AHDL
Capacitance
49. A type of IC package whose leads must pass through holes to the other side of a PC board
Dual in - line package
Debug
Current sinking
AND gate
50. An electrical instrument used to measure current
Data Selector
BEDO DRAM
Vx=(Vs * Rx) /RT
Ammeter