SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Direct memory access; a method to directly interface a peripheral device to memory without using the CPU for control
CLB (Configurable Logic Block)
DMA
Combinational logic
Distributive Law
2. The interval of time occupied by a single bit in a sequence of bits; the period of the clock
Collector
Bit time
AND array
Bleeder Current
3. A filter that rejects a range of frequencies lying between two critical frequencies and passes frequencies above and below that range.
Commutative Law
Band- stop filter
Analog- to- digital converter(ADC)
Dual in - line package
4. A circuit (digital service) that switches digital data from one input line to several output lines in a specified time sequence
Demultiplexer
CLB (Configurable Logic Block)
Circuit
Choke
5. 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
Component
Clear
Ampere
Don't Care...
6. Data Terminal equipment
Access time
DTE
Comparator
ASCII
7. A semiconductor device that conducts current in only one direction
ABEL(Advance Boolean Expression Language)
Debug
Diode
Charge- coupled device
8. A filter that passes a range of frequencies lying between two critical freqencies and rejects frequencies above and below that range.
Buffer
Autotransformer
Band- pass filter
Acceptor
9. 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
Clear
Boolean expression
BJT
10. 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.
Boolean expression
Dependency notation
Cross - assembler
Aliasing
11. The mathematics of logic circuits
Data Selector
ASCII
Combinational logic
Boolean algebra
12. In relation to VHDL feature that permits operations to be processed in a parallel;that is operations that occur simultaneously
Assembly language
Bitstream
Bit
Concurrency
13. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.
BJT
Associative law
ALU
Adder
14. In a pulse waveform - the height or maximum value of the pulse as measured from its low level.
Amplitude
Decrement
BIOS
Associative law
15. A program that translates an assembly language program for one type of microprocessor to an assembly language for another type of microprocessor
Collector
CLB (Configurable Logic Block)
Cross - assembler
Commutative Law
16. A digital code in which each of the decimal digits - 0 through 9 - is represented by a group of four bits
DTE
Capacitance
Binary coded decimal
Carry propagation
17. Sum of all currents entering a node is equal to the sum of all currents leaving the same node
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
18. 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
Attenuation
Complement
Control Bus
Binary coded decimal
19. The actual current in a branch
Baseline
Ampere- hour(Ah) rating
Branch Current
Concurrency
20. A complex programmable logic device that consists basically of muliple SPLD arrays with programmable interconnections.
Ampere- hour(Ah) rating
Binary coded decimal
Analog- to- digital (A/D) conversion
CPLD
21. A logic gate that produces a High output only when all of the inputs are HIGH
Bandwidth
Augend
Access time
AND gate
22. A combination of logic gates interconnected to produce a specified Boolean function with no storage or memory capability; sometimes called combinatorial logic
Concurrency
ALU
Kirchoff's Voltage Law
Combinational logic
23. Characterized by ten states or values
Decade
AHDL
Diode
Bit time
24. A notational system for logic symbols that specifies input and output relationships thus fully defining a given function
Band- stop filter
Dependency notation
Bode Plot
Boolean addition
25. A basic logic operation in which a true(high) output occurs only when all the input conditions are true (high)
AND
Decoder
Demultiplexer
BIOS
26. A type of counter in which each stage is clocked from the output of the preceding stage.
Charge- coupled device
Asynchronous counter
Base address
AND
27. Having two opposites charge carriers within the transistor structure
Bipolar
Cross - assembler
Boolean multiplication
Base
28. 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.
Attenuation
Data bus
DRAM
Alphanumeric
29. The portion of the CPU that interfaces with the system buses and fetches instructions - reads operands - and writes results.
TTL
Bias
Bus interface unit
Band- pass filter
30. 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
Ampere
Decode
Data bus
Digital linear tape
31. 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
Admittance
Boolean multiplication
Adjacency
Array
32. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).
Adder
Apparent power
Capacitor
Boundary scan
33. A nominally continuous electrical signal that varies in amplitude or frequency in response to changes in sound - light - heat - position - or pressure.
Apparent power
Cross - assembler
Analog
CPLD
34. A method of analog- to- digital conversion using a 1- bit quantization process
Ampere
bed- of- nails
Balanced Load
Delta Modulation
35. 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
Acceptor
Debug
Band- pass filter
Compiler
36. 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.
Ammeter
Boolean algebra
Assembly language
Architecture
37. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
TTL
Branch Current
Ammeter
BIOS
38. The location of a given storage cell or group of cells in a memory; a unique memory location containing on byte
Array
Atomic number
Data Sheet
Address
39. Having two stable states. Flip- flops and latches are bistable multivibrators.
TTL
Adder
Bistable
Analog
40. In addition (Oring) and multiplication (ANDing) of three or more variables - the order in which the variables are grouped makes no difference
Associative law
Carry
Analog- to- digital converter(ADC)
Asynchronous counter
41. A method for the automated testing of printed circuit boards in which the board is mounted on a fixture that resembles a bed of nails that makes contact with test points
bed- of- nails
Byte
ANSI
Decrement
42. A type of semiconductor memory that stores data in the form of charge packets and is serially accessed
bed- of- nails
Charge- coupled device
Bode Plot
Balanced Load
43. A digital counter having ten states
AND gate
Base
Branch Current
Decade Counter
44. A type of PLD nonvolatile programmable link that can be left open or can be shorted once as directed by the program
Antifuse
Base address
Capacitance Reactance
DMA
45. A connection at the midpoint of a winding in a transformer
Augend
Bus arbitration
Amplitude
Center Tap
46. The basic timing signal in a digital system; a periodic waveform in which the interval between pulses equals the time for one bit; the triggering input of a flip- flop
Autotransformer
Balanced Bridge
Atom
Clock
47. In a PLD - a matrix formed by rows of product- term lines columns of input lines with a programmable cell at each junctions. In VHDL - an array is an ordered set of individual items called elements with a single identifier name.
Bode Plot
CPLD
DIMM
Array
48. A circuit with a complete current path
Closed circuit
TTL
Bleeder Current
Data Selector
49. An array of AND gates consisting of a matrix of programmable interconnection
Angular Velocity
Kirchoff's Voltage Law
Asynchronous counter
AND array
50. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits
DTE
Binary
AND
Data bus