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Question
A port can be:
Options
A. strictly for input
B. strictly for output
C. bidirectional
D. all the above
Correct Answer
bidirectional
More questions
1. The gain of a BJT is called _______ and the gain of a JFET is called _______.
Options
A. beta, alpha
B. transconductance, beta
C. beta, transconductance
D. transconductance, transconductance
Show Answer
Scratch Pad
Discuss
Correct Answer: beta, transconductance
2. The Q of a crystal _________.
Options
A. is extremely low
B. is about 40 or so in most cases
C. is extremely high
D. none of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: is extremely high
3. 106,100,000 Hz is the same as ___ MHz.
Options
A. 106.1
B. 1,061
C. 10,610
D. 106,100
Show Answer
Scratch Pad
Discuss
Correct Answer: 106.1
4. You could increase the time constant of an
RC
circuit by
Options
A. adding a resistor in parallel with the circuit resistance
B. adding a capacitor in parallel with the circuit capacitance
C. increasing the amplitude of the input voltage
D. exchanging the position of the resistor and capacitor in the circuit
Show Answer
Scratch Pad
Discuss
Correct Answer: adding a capacitor in parallel with the circuit capacitance
5. The register in the 8085 microprocessor that is used to keep track of the memory address of the next opcode to be run in the program is the ________.
Options
A. stack pointer
B. program counter
C. instruction pointer
D. accumulator
Show Answer
Scratch Pad
Discuss
Correct Answer: program counter
6. Isolation amps are named as such because they are sealed for protection from outside environmental damage.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
7. If the gain of a closed-loop inverting amplifier is 3.9, with an input resistor value of 1.6 kilohms, what value of feedback resistor is necessary?
Options
A. 6240 ohms
B. 2.4 kilohms
C. 410 ohms
D. 0.62 kilohms
Show Answer
Scratch Pad
Discuss
Correct Answer: 6240 ohms
8. An RL integrator can act as a __________ filter and an RC differentiator can act as a __________ filter.
Options
A. high-pass, high-pass
B. low-pass, low-pass
C. high-pass, low pass
D. low-pass, high-pass
Show Answer
Scratch Pad
Discuss
Correct Answer: low-pass, high-pass
9. A circuit that has an output equal to the algebraic sum of the inputs is called a(n) ______ .
Options
A. integrator amplifier
B. summing amplifier
C. differential amplifier
D. voltage multiplier
Show Answer
Scratch Pad
Discuss
Correct Answer: summing amplifier
10. The ___ of a circuit describes the ability of that circuit to respond to certain frequencies while rejecting all others.
Options
A. bandwidth
B. selectivity
C. sensitivity
D. quality factor
Show Answer
Scratch Pad
Discuss
Correct Answer: selectivity
Comments
Basil
Very good
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More in Electronics:
Alternating Current and Voltage
Alternating Current vs Direct Current
Analog and Digital Converters
Analog to Digital
Arithmetic Operations and Circuits
Basic Op-Amp Circuits
Bipolar Junction Transistors (BJT)
Capacitors
Combinational Logic Circuits
Computer Hardware and Software
Diodes and Applications
Field Effect Transistors (FET)
Flip-Flops and Timers
Inductors
Logic Circuit Simplification
Logic Gates
Magnetism and Electromagnetism
Measurement, Conversion and Control
Number Systems and Codes
Ohm's Law
Operational Amplifiers
Parallel Circuits
Programmable Logic Devices (PLD)
Quantities and Units
RC Circuits
Resistance and Power
RL Circuits
RLC Circuits and Resonance
Semiconductor Memory
Semiconductor Principles
Sequential Logic Circuits
Series-Parallel Circuits
Series Circuits
Special-Purpose Op-Amp Circuits
Standard Logic Devices (SLD)
Testing and Troubleshooting
Thyristors and Tranducers
Time Response of Reactive Circuits
Transformers
Transistors and Applications
Voltage and Current
Very good