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MCQ
BASIC ELECTRONICS
CONTROL SYSTEM ENGINEERING
DIGITAL ELECTRONICS
ELECTRICAL CIRCUIT ANALYSIS
ELECTRICAL ENERGY CONSERVATION AND AUDITING
ELECTRICAL ENGINEERING MATERIALS
ELECTRICAL MACHINES
ELECTRICAL WIRING
ELECTROMAGNETICS
MEASUREMENT & INSTRUMENTATION
MICROPROCESSOR AND MICROCONTROLLER INTERFACING
POWER ELECTRONICS & DRIVES
POWER SYSTEM
SIGNALS & SYSTEMS
UTILIZATION OF ELECTRICAL ENERGY
DIGITAL ELECTRONICS
Q1.
For the circuit shown in Figure, the output function Y is______________.
\(Y=AB+C(D+E)\)
\(Y=AB+C+DE\)
\(\bar A + \bar B + \bar C + \bar D+ \bar E\)
\((\bar A + \bar B ) C + \overline {DE}\)
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Solution
Q2.
The BCD code of 38 is
00111000
10000010
10000100
10000011
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Solution
Q3.
The digital logic family which has the lowest propagation delay time is
ECL
TTL
CMOS
PMOS
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Solution
Q4.
MDR stands for
Main divider register
Master delay register
Main demodulating register
Memory data register
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Solution
Q5.
The boolen expression of an OR gate is ________.
A + B
A.B
A'B'
A'B + AB'
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Solution
Q6.
A________ is volatile memory.
RAM
ROM
EPROM
PROM
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Solution
Q7.
Boolean algebra is essentially based on
symbols
logic
truth
number
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Solution
Q8.
Permanent data like logarithmic tables are stored in a computer on a
ROM
Tape
Drum
Core
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Solution
Q9.
Which of the following is an example of a binary number?
W1BFD3
45364
401019
110110
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Solution
Q10.
CD-ROM stands for?
Compactable Read Only Memory
Compact Data Read Only Memory
Compactable Disk Read Only Memory
Compact Disk Read Only Memory
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Solution
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