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Frequently Asked IES EC Exam Pattern, IES EC Questions with Answers Page 2

(#M40031880) IES EC QUESTION computer engg(2006 paper-2 obj) Keep an EYE

Q. Which of the following instructions of an 8086 microprocessor uses the contents of a CX register as a counter?
1. LOCK
2. LOOP
3. ROTATE
Select the correct answer using the codes given below:
a. Only 1 and 2
b. Only 1 and 3
c. Only 2 and 3
d. 1, 2 and 3

Asked In IES EC Chandni Maurya (11 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 (11 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 (11 years ago)

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(#M40031866) IES EC QUESTION network (2006 paper-1 obj) Keep an EYE

Q. A quarter wave impedance transformers is a terminated by short circuit. What would its input impedance be equal to?
a. The line characteristic impedance
b. Zero
c. Infinity
d. Square root of the line characteristic impedance

Asked In IES EC Chandni Maurya (11 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 (11 years ago)

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(#M40031875) IES EC QUESTION analog(2006 paper-2 obj) Keep an EYE

Q. What is the phase shift between the input and output voltage in a common-base small signal amplifier (assuming ideal coupling and bypass capacitors)?
a. 180°
b. -180°
c. 0°
d. None of the above

Asked In IES EC Chandni Maurya (11 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 (11 years ago)

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(#M40019774) IES EC QUESTION Measurement(2008 paper-1 obj) Keep an EYE

Q. A 0-250V voltmeter has a guaranteed accuracy of 1% full scale reading (deflection. The voltage measured by this instrument is 100V. The limiting error is given be

Option
a) 1.25%
b) 255
c) 0.25%
d) 2.5%

Asked In IES EC Chandni Maurya (11 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 (11 years ago)

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(#M40019786) IES EC QUESTION Computer(2008 paper-2 obj) Keep an EYE

Q. Which one of the following statements is correct?

Option
a) PROM contains a programmable AND array and a fixed OR array
b) PLA contains a fixed AND array and a programmable OR array
c) PROM contains a fixed AND array and a programmable OR array
d) PTA contains a programmable AND array and a fixed OR array

Asked In IES EC Chandni Maurya (11 years ago)

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