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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 total number of data units(bits - nibbles - bytes - words) that a memory can store.
Band- pass filter
DRAM
Commutative Law
Capacity
2. A series of bits describing a final design that is sent to the target device during programming
Circular Mil (CM)
Bitstream
Bandwidth
Complement
3. 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
Amplitude
Capacitor
ASCII
4. American wire gauge; a standardization based on wire diameter
Band- stop filter
AWG
TTL
Bleeder Current
5. A type of semiconductor memory that stores data in the form of charge packets and is serially accessed
Charge- coupled device
Antifuse
Band- stop filter
Boolean expression
6. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
ABEL(Advance Boolean Expression Language)
Balanced Load
ALU
Cache memory
7. The rotational rate of a phasor which is related to the frequency of the sine wave that the phasor represents
BIOS
Acceptor
Dividend
Angular Velocity
8. A programming language that uses English like words and has a one- to- one correspondence to machine language
Array
Decade
Assembly language
Norton's Theorem
9. The beginning address of a segment of memory
Associative law
Apparent power
Balanced Load
Base address
10. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.
Bidirectional shift Register
Binary coded decimal
DSP
Battery
11. The unit of electrical current
Address Bus
Ampere
Autotransformer
Assembly language
12. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).
Norton's Theorem
Commutative Law
Apparent power
Data bus
13. A basic logic operation in which a true(high) output occurs only when all the input conditions are true (high)
AND
Analog- to- digital (A/D) conversion
Cache memory
ASCII
14. A method for internally testing a PLD based on the JTAG standard (IEEE std.)
Boolean multiplication
Bus interface unit
Concurrency
Boundary scan
15. The maximum value of a voltage or current
Carry
Autotransformer
Duty cycle
Amplitude
16. The process of rippling an input carry to become the output carry in a full- adder when either or both of the input bits are 1's and the input carry is a 1
Charge- coupled device
Address
Bistable
Carry propagation
17. An electrical device consisting of two conductive plates separated by an insulating material and possessing the property of capacitance.
BEDO DRAM
Capacitor
Antifuse
DSP
18. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
Bistable
Data
Component
AND gate
19. 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
Cascade
Dual in - line package
Binary
Clock
20. Transistor-Transistor Logic and is implemented with bipolar junction transistors
Circuit Breaker
BIOS
TTL
Data
21. In a pulse waveform - the height or maximum value of the pulse as measured from its low level.
Amplitude
Code
Address Bus
Average value
22. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
Decade Counter
Balanced Load
DRAM
BIOS
23. Direct memory access; a method to directly interface a peripheral device to memory without using the CPU for control
Aliasing
CPLD
DMA
ANSI
24. In addition - the number to which the addend is added
Kirchoff's Voltage Law
Augend
Distributive Law
Clear
25. The mathematics of logic circuits
Bus contention
BEDO DRAM
Boolean algebra
Bus interface unit
26. One of the three regions in a bipolar Junction transistor(North junction of NpN)
Circuit Breaker
Address
Average value
Collector
27. A measure of the ability of a reactive circuit to permit current; the reciprocal of impedance. the unit is the siemens
Norton's Theorem
Admittance
Amplitude
Current sinking
28. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Dual in - line package
Buffer
Charge
Bus contention
29. A nominally continuous electrical signal that varies in amplitude or frequency in response to changes in sound - light - heat - position - or pressure.
Charge
Analog
Atomic number
Control Unit
30. A digital counter having ten states
AWG
Decade Counter
Kirchoff's Voltage Law
Alphanumeric
31. 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.
Associative law
BIOS
Capacitor
Aliasing
32. The opposition of a capacitor to permit current; the reciprocal of capacitive reactance. The unit is the siemens.
Bitstream
Capacitance Reactance
Bode Plot
Data Sheet
33. The smallest particle of an element possessing the unique characteristics of that element.
Band- stop filter
Atom
bed- of- nails
Carry generation
34. A one- way group of conductors from the to a memory - or other external device - on which the address code is sent
Address Bus
ABEL(Advance Boolean Expression Language)
Boolean expression
Circuit Breaker
35. Data Terminal equipment
Bus interface unit
DTE
Ampere- hour(Ah) rating
Clear
36. A type of inductor used to block or choke off high frequencies
Choke
CLB (Configurable Logic Block)
Assembly language
ANSI
37. The time from the application of a valid memory address to the appearance of valid output data
Dual in - line package
Control Unit
Analog
Access time
38. The interval of time occupied by a single bit in a sequence of bits; the period of the clock
CLB (Configurable Logic Block)
Data
Bit time
Bus interface unit
39. 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.
Bode Plot
Assembly language
Compiler
Controller
40. 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
CMOS Complementary Metal Oxide Semiconductor
CLB (Configurable Logic Block)
Binary coded decimal
Control Bus
41. The portion of the CPU that interfaces with the system buses and fetches instructions - reads operands - and writes results.
Bit
Bus interface unit
Carry propagation
Decimal
42. To decrease the binary state of a counter by one
Astable
Boolean multiplication
Decrement
Capacity
43. 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
Apparent power
Compiler
Charge- coupled device
Aliasing
44. Information in numeric - alphabetic - or other form.
Bus
Data
Carry
Associative law
45. A software compiler language for SPLD programming; a type of hardware description language (HDL)
Average value
ABEL(Advance Boolean Expression Language)
Base
AHDL
46. An electrical instrument used to measure current
Binary
Ammeter
Dual in - line package
Analog
47. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits
Component
Binary
Band- stop filter
ANSI
48. Burst extended data output dynamic random- access memory
Amplitude
BEDO DRAM
Buffer
TTL
49. The process of producing an output carry in full- adder when both input bits are 1s.
Comparator
Carry generation
Choke
Amplitude
50. In addition - the number that is added to another number called the augend
Addend
Control Bus
Bistable
AND gate