Digital Logic MCQ Questions Answers – Computer Engineering CSE
1) Which of the following is the first integrated logic family?
a) RTL
b) DTL
c) TTL
d) MOS
2) A digital gate can respond to an input signal in
a) about a second
b) about a hundredth of a second
c) a few billionth of a second
d) a few millisecond
3)The time required for a pulse to change from 10 to 90 percent of its maximum value is defined as
a) rise time
b) decay time
c) propagation time
d) operating speed
4) Standard TTL has a multiple emitter input transistor and a…….. output
a) totem-pole
b) chip
c) bipolar
d) loading-point
5) A positive AND gate is also a negative
a) NAND gate
b) NOR gate
c) AND gate
d) Or gate
6) EPROM consist of
a) bipolar transistors
b) MOSFETs
c) UJTs
d) Dlodes
7) Non-volatility is an important advantage of
a) CCD’s
b) RAM
c) PROM
d) EPROM
8) Half-adder is also known as
a) AND gate
b) NAND gate
c) NOR gate
d) EX-OR gate
9) Which of the following is not a magnetic memory?
a) core
b) disk
c) flip-flop
d) tape
10) EE-ROM is
a) electrically erasable
b) Easily erasable
c) non-erasable
d) effective erasable