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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 code within DOS that allows various operations on files and includes a primitive assembler; to eliminate a problem in hardware or software.
Byte
Debug
Dual in - line package
Atomic number
2. A class of integrated logic circuits that is implemented with a type of field effect transistor
CMOS Complementary Metal Oxide Semiconductor
DIMM
CLB (Configurable Logic Block)
Asynchronous counter
3. The application of a dc voltage to an electronic device to produce a desired mode of operation
Bias
Base address
ALU
Don't Care...
4. A bridge circuit that is in the balanced state as indicated by 0 V across the output.
Balanced Bridge
Carry
Byte
Ampere- hour(Ah) rating
5. The location of a given storage cell or group of cells in a memory; a unique memory location containing on byte
bed- of- nails
Clear
CMOS
Address
6. A circuit that selects data from several inputs one at a time in a sequence and places them on the output; also called a multiplexer.
Design flow
Data Selector
Bandwidth
Component
7. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.
ALU
Clear
Bipolar
Clock
8. A type of PLD nonvolatile programmable link that can be left open or can be shorted once as directed by the program
Architecture
ANSI
DAT
Antifuse
9. 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
Data bus
Carry propagation
Amplitude
Balanced Bridge
10. A digital counter having ten states
Compiler
Distributive Law
Decade Counter
Data Selector
11. In addition (ORing) and multiplication (ANDing) of two variables the order in which the variables are ORed or ANDed makes no difference
AND
Decrement
Commutative Law
Atomic number
12. 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
Clear
Carry
Band- pass filter
DAT
13. A type of magnetic tape format
Cross - assembler
Circuit
Digital linear tape
Antifuse
14. The mathematics of logic circuits
Bode Plot
Boolean algebra
Architecture
Decode
15. A program that converts English- like mnemonics into machine code
Assembler
Base
Clear
CPLD
16. 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
Decode
BJT
Analog
DAT
17. Describes a number system with a base of ten
Diode
Counter
Decimal
Compiler
18. Sum of all the voltage drops in series equals to the source voltage
19. A VHDL feature that can be used to predefine the logic function for multiple use throughout a program or programs
Data
Cascade
Component
Commutative Law
20. Consisting of numerals - letters - and other characters
Asynchronous counter
Clear
Alphanumeric
Bitstream
21. The process or sequence of operations carried out to program a target device
Design flow
Architecture
Bistable
DCE
22. The actual current in a branch
Branch Current
Collector
Bistable
Bus contention
23. Data Communications equipment
Ammeter
Data bus
DCE
Binary coded decimal
24. A condition where all the load currents are equal and the neutral current is zero
Debug
Atomic number
Balanced Load
Comparator
25. A circuit with a complete current path
Closed circuit
Capacitance
Decimal
Center Tap
26. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory
Augend
Cache memory
Clear
Band- pass filter
27. A receiving device on a bus
Diode
Apparent power
Acceptor
Clock
28. A digital circuit device that converts coded information into another (familiar) or noncoded form
Decoder
Capacitance
Bus arbitration
Bistable
29. A programming language that uses English like words and has a one- to- one correspondence to machine language
Capacitance Reactance
Assembly language
ABEL(Advance Boolean Expression Language)
Associative law
30. One of the three regions in a bipolar Junction transistor(North junction of NpN)
DTE
Collector
Controller
Byte
31. An array of AND gates consisting of a matrix of programmable interconnection
Branch Current
Current sinking
AND array
Byte
32. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system
Decade
BIOS
Access time
Base
33. A group of eight bits
Data Sheet
Byte
Dual in - line package
Compiler
34. 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.
35. The interval of time occupied by a single bit in a sequence of bits; the period of the clock
Branch Current
Capacitance
Access time
Bit time
36. 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.
Base
Clock
Aliasing
CMOS Complementary Metal Oxide Semiconductor
37. Burst extended data output dynamic random- access memory
BEDO DRAM
Commutative Law
Admittance
Boolean multiplication
38. A basic logic operation in which a true(high) output occurs only when all the input conditions are true (high)
Astable
CMOS Complementary Metal Oxide Semiconductor
AND
Analog- to- digital converter(ADC)
39. 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.
Array
Diode
Bus contention
Analog
40. 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
Assembler
Design flow
Complement
Atomic number
41. The total number of data units(bits - nibbles - bytes - words) that a memory can store.
Ampere- hour(Ah) rating
Capacity
Adder
Apparent power
42. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Boolean expression
Charge
Bit
Capacitance Reactance
43. One of the three regions in a bipolar junction transistor
Data Sheet
Base
BJT
Circular Mil (CM)
44. A digital circuit that compares the magnitudes of two quantiities and produces an output indicating the relationship of the quantities
Comparator
Kirchoff's Voltage Law
Choke
Ampere
45. A set of interconnections that interface one or more devices based on a standardized specification
Concurrency
Bus
Alphanumeric
Charge
46. A combination of logic gates interconnected to produce a specified Boolean function with no storage or memory capability; sometimes called combinatorial logic
Data
Collector
Assembler
Combinational logic
47. A type of semiconductor memory that stores data in the form of charge packets and is serially accessed
Charge- coupled device
Ampere- hour(Ah) rating
bed- of- nails
Complement
48. An adverse condition that could occur if two or more devices try to communicate at the same time on a bus
Asynchronous counter
Bus contention
Thevenin Equivalent Circuit
Bit
49. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions
Bit
Bandwidth
Address Bus
Central processing unit
50. 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
Adder
Ampere- hour(Ah) rating
Associative law
Antifuse