Signals and Switches - General Questions (4)

Directions to Solve

Signals and Switches - General Questions

25.

Determine the output voltage V_out for the circuit in the given figure.

mcq2_1020_1 (1)

A.	–0.5 V
B.	0 V
C.	+5 V
D.	+4.3 V

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

26.

What can a relay provide between the triggering source and the output that semiconductor switching devices cannot?

A.	total isolation
B.	faster
C.	higher current rating
D.	total isolation and higher current rating

Answer: Option D

Explanation:

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27.

The family of logic that is composed of bipolar junction transistors is ____.

A.	TTL
B.	CMOS
C.	DIP
D.	BJT

Answer: Option A

Explanation:

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28.

What is the output voltage from the circuit in the given figure?

mcq2_1029_1 (1)

A.	+15 V
B.	+12 V
C.	+3 V
D.	0 V

Answer: Option D

Explanation:

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29.

How long will it take to serially transmit the hexadecimal number C3₁₆ if the clock frequency is 1.5 MHz?

A.	4.69 ms
B.	4.69
C.	5.33 ms
D.	5.33

Answer: Option D

Explanation:

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30.

Why, in most applications, are transistor switches used in place of relays?

A.	They consume less power.
B.	They are faster.
C.	They are quieter and smaller.
D.	all of the above

Answer: Option D

Explanation:

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31.

To forward bias a diode, a ________ potential is needed on the ________ and a ________ is needed on the ________.

A.	negative, cathode, positive, anode
B.	negative, anode, positive, cathode

Answer: Option A

Explanation:

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32.

With surface-mount technology (SMT), the devices should:

A.	utilize transistor outline connections
B.	mount directly
C.	have parallel connecting pins
D.	require holes and pads

Answer: Option B

Explanation:

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Signals and Switches - General Questions (4)

Signals and Switches - General Questions

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