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Free computer quiz Online Test - MeritNotes
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Online Exam
No. of Questions :10
Remaining Time :
1. Which of the following logic has the maximum fan out?
(a)
CMOS
(b)
NMOS
(c)
ECL
(d)
RTL
2. In which memory, the flip-flop are fabricated using standard Pn junction transistor?
(a)
Bipolar
(b)
CMOSEE
(c)
Static MOS
(d)
Dynamic MOS
3. Why are digital circuits easier to design than analog circuits?
(a)
They are smaller in size
(b)
All elements of digital circuits are from the same family
(c)
They are made in the form of ICs
(d)
They do not control electricity precisely over a wide range
4. The functional capacity of SSI devices is
(a)
More than 10,000 gates
(b)
1 to 11 gates
(c)
12 to 99 gates
(d)
100 to 10,000 gates
5. The computer's processor consists of which of the following parts?
(a)
Control unit and ALU
(b)
Main Memory and Storage
(c)
Hard Disk and Floppy Drive
(d)
CPU and Main Memory
6. A digital gate can respond to an input signal in
(a)
A few billionth of a second
(b)
About a hundredth of a second
(c)
A few millisecond
(d)
About a second
7. Which of the following statements is wrong?
(a)
Operating speed is the maximum frequency at which digital data can be applied to a gate.
(b)
Fan-in of a gate is always equal to fan-out of the same gate.
(c)
Noise immunity is the amount of noise which can be applied to the input of a gate without causing the gate to change state.
(d)
Propagation delay is the time required for a gate to change its state.
8. An unused input to a TTL NAND gate acts like a/an
(a)
Open circuit
(b)
Low level
(c)
High level
(d)
Tri-state input
9. Which gate is NOR/NAND?
(a)
ECL
(b)
CMOS
(c)
DTL
(d)
Both (b) and (c)
10. What is the transition voltage for the voltage input of a CMOS operating from 60 V supply?
(a)
1 V
(b)
2 V
(c)
5 V
(d)
10 V
