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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. One of the three regions in a bipolar Junction transistor(North junction of NpN)
Collector
Code
Vx=(Vs * Rx) /RT
Thevenin Equivalent Circuit
2. Dual in - line memory module
Decade
Dynamic Memory
Cache memory
DIMM
3. The beginning address of a segment of memory
Array
Acceptor
Alphanumeric
Base address
4. Having two stable states. Flip- flops and latches are bistable multivibrators.
Analog
Address
ALU
Bistable
5. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit
Duty cycle
Kirchoff's Voltage Law
Vx=(Vs * Rx) /RT
Decode
6. In relation to VHDL feature that permits operations to be processed in a parallel;that is operations that occur simultaneously
Current sinking
Kirchoff's Voltage Law
DTE
Concurrency
7. In addition - the number to which the addend is added
Diode
Baseline
Augend
Decade
8. The total number of data units(bits - nibbles - bytes - words) that a memory can store.
Distributive Law
AND array
Capacity
Dynamic Memory
9. One current path in a parallel circuit; a current path that connects two nodes
Architecture
Branch
Circuit Breaker
AND array
10. The maximum value of a voltage or current
BIOS
Charge- coupled device
Amplitude
Attenuation
11. Information in numeric - alphabetic - or other form.
D Flip-Flop
Bleeder Current
Bit time
Data
12. A digital circuit capable of counting electronic events - such as pulses - by progressing through a sequence of binary states.
Counter
Norton's Theorem
Don't Care...
Debug
13. The unit of electrical current
ABEL(Advance Boolean Expression Language)
Ampere
Analog
Bus
14. Digital Signal Processor; a special type of microprocessor that processes data in real time
Control Unit
Branch
Decade Counter
DSP
15. A bridge circuit that is in the balanced state as indicated by 0 V across the output.
Alphanumeric
Balanced Bridge
Bipolar
Byte
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
Balanced Load
Baseline
BJT
Closed circuit
17. The graph of a filter's frequency response showing the change in the output voltage to input voltage ratio expressed in dB as a function of frequency for a constant input voltage
Analog- to- digital converter(ADC)
BJT
Clock
Bode Plot
18. The process of producing an output carry in full- adder when both input bits are 1s.
Carry generation
Bleeder Current
Don't Care...
Balanced Load
19. An electrical device consisting of two conductive plates separated by an insulating material and possessing the property of capacitance.
Array
Demultiplexer
Capacitor
Norton's Theorem
20. 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
Control Bus
Boundary scan
DSP
Circular Mil (CM)
21. An adverse condition that could occur if two or more devices try to communicate at the same time on a bus
Bus contention
Antifuse
Carry generation
Asynchronous counter
22. A two terminal circuit containing voltage sources - current sources - and resistors can be modeled as a voltage source in series with a resistor
Bit
Boolean expression
Control Bus
Thevenin Equivalent Circuit
23. A circuit that prevents loading of an input or output
Bistable
Buffer
Delta Modulation
Analog
24. 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.
Data Selector
Component
Addend
Attenuation
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.
Vx=(Vs * Rx) /RT
CMOS
Charge
D Flip-Flop
26. A combined coder and decoder
Code
Apparent power
Ammeter
Assembly language
27. A logic circuit used to add two binary numbers
Atom
Bus contention
Adder
AND array
28. An expression of variables and operators used to express the operation of a logic circuit
Augend
Boolean expression
Bleeder Current
Complement
29. American wire gauge; a standardization based on wire diameter
ANSI
AWG
Duty cycle
AND array
30. Characterized by ten states or values
Decade
Base address
Atomic number
Branch
31. Dynamic random- access memory; a type of semiconductor memory that uses capacitors as the storage elements and is a volatile - read/write memory
Boolean addition
DRAM
Choke
Kirchoff's Current Law(KCL)
32. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative
Angular Velocity
Address Bus
Design flow
Charge
33. Having two opposites charge carriers within the transistor structure
Bipolar
Boolean multiplication
Amplitude
Buffer
34. A type of inductor used to block or choke off high frequencies
Choke
DTE
Capacitance
Bandwidth
35. An array of AND gates consisting of a matrix of programmable interconnection
Bus
Circuit
DIMM
AND array
36. Sum of all the voltage drops in series equals to the source voltage
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183
37. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits
Amplitude
Array
AWG
Binary
38. 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
Architecture
Bus contention
Clear
Associative law
39. The law that states ORing several variables and then ANDing the single variable with each of the several variables and the ORing the product
Capacity
CLB (Configurable Logic Block)
Distributive Law
Diode
40. A device used to convert an analog signal to a sequence of digital codes
Apparent power
Address
Analog- to- digital converter(ADC)
Bit
41. 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
Buffer
Clock
AWG
ALU
42. Consisting of numerals - letters - and other characters
ABEL(Advance Boolean Expression Language)
Alphanumeric
Combinational logic
DTE
43. A document that specifies parameter values and operating conditions for an integrated circuits or other device
Boolean multiplication
Carry
Base address
Data Sheet
44. 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
Bleeder Current
Ampere- hour(Ah) rating
Diode
Assembly language
45. A type of counter in which each stage is clocked from the output of the preceding stage.
Circuit
Band- pass filter
Analog
Asynchronous counter
46. American Standard Code for Information Interchange; the most widely used alphanumeric code.
ASCII
CLB (Configurable Logic Block)
DTE
Code
47. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.
Bit time
Boolean expression
Decode
Boolean addition
48. The application of a dc voltage to an electronic device to produce a desired mode of operation
BIOS
Kirchoff's Voltage Law
Antifuse
Bias
49. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions
Bitstream
Base address
Central processing unit
Augend
50. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.
DMA
ALU
Adjacency
Bias