7000+ Digital Circuits MCQ Questions and Answers Pdf - 2

Question: 6

The highest speed counter is

(A) Ring counter

(B) Ripple counter

(C) Synchronous counter

(D) Asynchronous counter

Question: 7

Which one of the following logic families can be operated using a supply voltage from3 V to 15 V?

(A) CMOS

(B) PMOS

(C) TTL

(D) ECL

Question: 8

The main advantage of IGBT over SCR in power electronics is

(A) Self cooling property

(B) Very high reliability

(C) Self commutating capability

(D) Reduced weight

Question: 9

Flash ADC is

(A) partly serial and partly parallel ADC

(B) successive approximation ADC

(C) a parallel ADC

(D) a serial ADC

Question: 10

Which semiconductor power device, out of the following, is not a current triggered device?

(A) MOSFET

(B) TRIAC

(C) GTO

(D) Thyristor