Analytical Instrumentation Questions and Answers – Logic Families

This set of Analytical Instrumentation Multiple Choice Questions & Answers (MCQs) focuses on “Logic Families”.

1. Which of the following is the most widely employed logic family?
a) Emitter-coupled logic
b) Transistor-transistor logic
c) CMOS logic family
d) NMOS logic
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2. The basic function of TTL gate is which of the following functions?
a) AND
b) OR
c) NOR
d) NAND
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3. In TTL logic, the input transistor has a number of ________ equal to the desired fan-in of the circuit.
a) Base
b) Collect
c) Emitter
d) Gate
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4. Which of the following is the propagation delay of TTL circuits?
a) 1 s
b) 1 ms
c) 1 ns
d) 1 ps
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5. The standard TTL gates are marketed as _______ series.
a) 80
b) 82
c) 74
d) 08
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6. Schottky TTL logic family does not have which of the following features?
a) Good fan-in
b) Good fan-out
c) High speed capability
d) High propagation delay
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7. The logic ‘0’ of ECL is represented as ______V and logic ‘1’ is represented as ______V.
a) 1, 1.65
b) 0.9, 1.75
c) 1.2, 2.35
d) 1.9, 4.3
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8. ECL is a way of achieving a higher speed of gate.
a) True
b) False
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9. Which of the following is not the advantage of MOS gates?
a) Low power dissipation
b) Small size
c) Good immunity to noise
d) High switching speeds
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10. CMOS gates are commercially available as which of the following series?
a) 1000
b) 2000
c) 3000
d) 4000
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11. The switching of MOS gates can be improved by using CMOS.
a) True
b) False
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Sanfoundry Global Education & Learning Series – Analytical Instrumentation.

To practice all areas of Analytical Instrumentation, here is complete set of 1000+ Multiple Choice Questions and Answers.