Multiple Choice Questions and Answers

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 9: 343. When an 8086 executes an INT type instruction, it (a) resets both IF and TF flags. (b) resets all flags. (c) sets both IF and TF. (d) resets the CF and TF. Answer : (c) sets both IF and TF. 344. In an 8085 …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 8: 306. 2-to-1 line multiplexer can be realized using (a) 1 NAND, 2 OR and 1 NOT gates. (b) 2 NAND, 2 OR and 1 NOT gates. (c) 2 NAND, 1 OR and 2 NOT gates. (d) 2 NAND, 1 OR and 1 NOT gates. Answer …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 7: 277. What is the octal equivalent of FF16? (a) 255 (b) 377 (c) 256 (d) 11111111 Answer : (b) 377 278. Addition of two hexadecimal numbers 58 and 24 is (a) 7E (b) 7C (c) 6B (d) F1 Answer : (b) 7C 279. If (212)x = …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 6: 241. The voltage follower is commonly used as (a) Switch. (b) Isolator. (c) Regulator. (d) None of these. Answer : (b) Isolator. 242. A voltage-to-current op-amp converter is also called as (a) transconductance amplifier. (b) transresistance amplifier. (c) ideal voltage amplifier. (d) ideal current amplifier. …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 5: 198. Which one of the following devices can be turned ‘ON’ or ‘OFF’ by applying gate signal ? (a) SCR. (b) SCS. (c) TRIAC. (d) UJT. Answer : (a) SCR. 199. The uncontrolled electronic switch employed in power electronic converters is (a) thyristor. (b) bipolar …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 4: 150. In phase modulation, phase deviation is proportional to (a) carrier amplitude. (b) carrier phase. (c) message signal. (d) message signal frequencies. Answer : (c) message signal. 151. The waveform A cos (ωt + k cos ω2t) is (a) amplitude modulated. (b) frequency modulated. (c) …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 3: 106. Which of the transistor models is most preferred for the analysis of a transistor circuit both at mid-band and at high frequencies? (a) h-parameter model. (b) y-parameter model. (c) s-parameter model. (d) hybrid -π model. Answer : (d) hybrid -π model. 107. The common …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 2: 58. What is the typical value for the ratio of current in a p-n junction diode in the forward bias and that in the reverse bias? (a) 1. (b) 10. (c) 100. (d) 1000. Answer : (d) 1000. 59. A p-n junction diode’s dynamic conductance …

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 1: 1. Which of the following statements is correct regarding resistance ? (a) The resistance of a conductor is the hindrance by which the conductor opposes the flow of current through it. (b) The resistance of wire is independent of the temperature for most of the …

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