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Frequently Asked IES EC Exam Pattern, IES EC Questions with Answers

(#M40019787) IES EC QUESTION Digital(2008 paper-2 obj) Keep an EYE

Q. How many bits will a D/A converter use so that its full-scale output voltage is 5 V mid is resolution is at the most 10 mV?

Option
a) 5
b) 7
c) 9
d) 11

Asked In IES EC Chandni Maurya (6 years ago)

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(#M40019778) IES EC QUESTION Computer Eng(2008 paper-2 obj) Keep an EYE

Q. A magnetic drum of 8 inch diameter has 100 tracks and storage density of 200 bits/inch. What is its storage capacity?

Option
a) 8402 bits
b) 202400 bits
c) 502400 bits
d) 1004800 bits

Asked In IES EC Chandni Maurya (6 years ago)

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(#M40031881) IES EC QUESTION computer engg(2006 paper-2 obj) Keep an EYE

Q. Which block replacement algorithm is not generally used in cache operation?
a. LIFO
b. FIFO
c. LRU
d. Random

Asked In IES EC Chandni Maurya (5 years ago)

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(#M40019784) IES EC QUESTION Analog(2008 paper-2 obj) Keep an EYE

Q. Match List-I with List-II and select the correct answer using the code given below the lists:

List-I
(Name of the circuit)
A. Pre-amplifier
B. Power amplifier
C. Rectifier circuit
D. Purely resistive circuit

List-II
(Property of the circuit)
A. Non-liner circuit
B. Lumped, linear passive, bilateral, finite circuit
C. Large signal amplifier
D. Small signal amplifier

Code: A B C D

a. 4 2 1 3
b. 1 3 4 2
c. 4 3 1 2
d. 1 2 4 3

Asked In IES EC Chandni Maurya (6 years ago)

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(#M40031878) IES EC QUESTION computer engg(2006 paper-2 obj) Keep an EYE

Q. What is the Gray code word for the binary number 101011?
a. 101011
b. 110101
c. 011111
d. 111110

Asked In IES EC Chandni Maurya (5 years ago)

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(#M40031879) IES EC QUESTION computer engg(2006 paper-2 obj) Keep an EYE

Q. Which one of the following is correct for ASCII codes for all upper case English letter compared to all lower case English letters?
a. Are all large
b. Are all smaller
c. Are all equal
d. Some are larger and some are smaller

Asked In IES EC Chandni Maurya (5 years ago)

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(#M40019772) IES EC QUESTION EDC(2008 paper-1 obj) Keep an EYE

Q. In a step-graded p-n junction diode, what is the ratio of depletion region penetration depths into p and n regions (if the ratio of accentur to donor impurity atoms densities of 1:2)?

Option
a) 2 : 1
b) 4 : 1
c) 1 : 2
d) 1 : 4

Asked In IES EC Chandni Maurya (6 years ago)

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(#M40019775) IES EC QUESTION Network T (2008 paper-1 obj) Keep an EYE

Match List I and List II and select the correct answer using the code given below the lists:
List-I
(Theorem/Law)
A. Norton's theorem
B. Superposition theorem
C. Thevenin's theorem
D. Kirchhoff's current law
List II
(Property)
1. Effect of independent sources in a linear circuit are additive
2. Law of non-accumulation of change holds good at nodes
3. Current source with shunt resistor
4. Voltage source with series resistor
Code:
A B C D
a. 2 4 1 3
b. 3 1 4 2
c. 2 1 4 3
d. 3 4 1 2

Asked In IES EC Chandni Maurya (6 years ago)

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(#M40019781) IES EC QUESTION Computer(2008 paper-2 obj) Keep an EYE

Q. If 8085 adds 87 H 79 H, then

Option
a) both CARRY and ZERO flags will be set to 0
b) CARRY flag will set to 0, Zero flag to 1
c) CARRY flag will be set to 1, ZERO flag to 0
d) Both CARRY and ZERO flags will be set to 1

Asked In IES EC Chandni Maurya (6 years ago)

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(#M40031874) IES EC QUESTION control system(2006 paper-2 obj) Keep an EYE

Q. Which one of the following is a disadvantage of proportional controller?

a. It destabilizes the system
b. It produces offset
c. It makes response faster
d. It has very simple implementation

Asked In IES EC Chandni Maurya (5 years ago)

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