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Uttar Pradesh Power Corporation Limited

Subject : Junior Engineer Trainee Telecommunication Engineering

Q.1 ?

1) 2) 3)

4)

Q.2 ,

1) 2) 3) 4)

Q.3 ?1) 2) 3) 4)

Q.4 ?1)

2) 3) 4)

Q.5

1)

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1/14/2014file://C:\Users\IONASSESSMENT\Desktop\KEY_ACTUAL_uppcl\Question Paper with c...

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2) 3) 4)

Q.6 ?1) 2) 3) 4)

Q.7 ?1) 2) 3) 4)

Q.8 ?1) 2) 3) 4)

Q.9 ?1) 2) 3) 4)

Q.10

1) 2) . . 3) . . 4) . .

Q.11

?

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1) 2)

3) 4)

Q.12 ?

1) 2) . . 3) . . 4) . .

Q.13 ?1) 2) 3) 4)

Q.14 ( ) ?

1) 1982

2) 1975

3) 1980

4) 1978

Q.15 ?

1) 2) 3) 4)

Q.16 1) 2) 3) 4)

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Q.17 1) 2) 3)

4)

Q.18 88

1) 2) 3) 4)

Q.19 352 ?

1) 2) 3) 4)

Q.20 ?

1) 2) 3) 4)

Q.13 5 3 6 :

1) 1:2

2) 2:33) 2:5

4) 4:5

Q.2 4 x 5 = 1215, 6 x 7 = 1821, 9 x 8 = ?

1) 2427

2) 2724

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3) 3632

4) 2742

Q.3 4 ?

1) 6

2) 2

3) 3

4) 5

Q.4 50% :

1) 225%

2) 175%

3) 125%

4) 150%

Q.5 ?

20 * 12 * 6 * 10 * 8

1) +, , =, -

2) -, , =, x

3) -, , =, +

4) +, -, =, x

Q.6

1) 67

2) 73

3) 61

4) 49

Q.7 27 -

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?1) 12

2) 4

3) 1

4) 6

Q.8 ?

2, 7, 16, ?, 46, 67

1) 31

2) 30

3) 27

4) 29

Q.9 3 5

, 15 ?

1) 13 2) 20

3) 11 4) 12

Q.10 A, B, C D -

A B

D, C

A ?

1) 2) 3) 4)

Q.11

P, R Q S, Q T T, R ?

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1) 2) 3) 4)

Q.12 ?bcd, egi, hkn, ? , nsx

1) kos

2) knt

3) lqv

4) lpt

Q.13 ( I II)

, , ?

: (1) (2)

: I. II.

1) II 2) I II 3) I II 4) I

Q.14 , 3 5 ?

6 5 7 3 5 9 3 5 4 3 7 9 5 1 3 7 5 8 3 4

1) 3

2) 5

3) 4

4) 2

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Q.15 ?

1) 5, 10, 20

2) 4, 6, 10

3) 8, 12, 16

4) 4, 8, 16

Q.16 ::

:: BDGK : YURP :: DHKM : ?

1) WVTQ

2) WSPN

3) WURN

4) XVSO

Q.17 , 7 9

-

15 ?

1) 21

2) 193) 22

4) 20

Q.18 ?

1) 12

2) 8

3) 11

4) 10

Q.19 100 200 ?

1) 21

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2) 23

3) 20

4) 22

Q.20 ?1) KHD

2) TSQ

3) NKH

4) PNK

Q.1 ' -

1) -

2) -3) -4) -

Q.2 '' -1) 2) 3) 4)

Q.3 -

1) 2) 3) 4)

Comprehension:

I

I , I

- I

I I

I -

I

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I I

Q.4 SubQuestion No. :1

-1) 2) 3) 4)


' -1) 2)

3) 4)


-1) 2) 3) 4)

Q.7 ' -1) 2) 3) 4)

Q.8 ' - -

1) + 2) + 3) + 4) +

Q.9 ' -

1)

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2) 50 Ohms

3) 73 Ohms

4) 36.6 Ohms

Q.6 Emitter biased is used1) For stabilising Q point

2) For increasing voltage gain

3) For increasing current gain

4) For increasing input impedance

Q.7 1) 2) 3) 4)

Q.8 AM 1) 0 2) 0.5 3) 1 4) 0.7

Q.9 Which of the following stage in a radio receiver provides the maximum image signalselectivity?

1) Frequency mixer

2) RF amplifier

3) Audio amplifier

4) IF amplifier

Q.10 Which of the following statement is correct?

1) The internal resistance of a current source is very low but very high in avoltage source

2) The internal resistances of a current source and a voltage source are very high

3) The internal resistances of a current source and a voltage source are equal

4) The internal resistance of a current source is very high but very low in avoltage source

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Q.11 In a telegraph system information is transmitted in the form of

1) BCD code.

2) HEX code.

3) Morse code.

4) opcode.

Q.12 C++ 1) { } 2) [ ] 3) < > 4) ( )

Q.13 The transfer function of a system is difined as the ratio of output to input in

1) Z- transform

2) Single algebraic equation

3) Fourier transform

4) Laplace transform

Q.14 50V 10V

1) (current)

2) (current)

3) (current)

4) (current)

Q.15 A car is running at constant speed of 50 KM per hour. The feedback and controlelement for speed are respectively

1) Speedometer and accelerator

2) Speedometer and RPM meter

3) Gear and speed breaker

4) Speed breaker and Oil indicater

Q.16

In XY mode operation of dual trace CRO

1) trigger pulse is applied to time base generator

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2) in place of input signal time base signal is applied to VDPs

3) in place of time base signal channel 2 signal is applied to HDPs

4) blanking pulse is applied at VDPs

Q.17 If all poles of control system lies in the left side of imaginary axis of s-plane then thesystem is

1) Conditionally stable

2) Marginally stable

3) Unstable

4) Stable

Q.18 () P

1)

2) 3) 4)

Q.19 1) 2) 3) 4) TNEB

Q.20 1) 2) 3) 4)

Q.21

1) differentiate 2) sinusoidal 3) 4) sinusoidal differentiate

Q.22

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?

1) 2)

3) 4)

Q.23 ?

1) S/H

2) 3) Schimitt 4)

Q.24 P 1) 2) 3) 4)

Q.25 ?

1) 2) 3) 4)

Q.26 Which of the following forms of temperature sensor most nonlinear and produces alarge change in its resistance with temperature?

1) Thermistor

2) Bimetal strip temperature sensor3) P-N Junction sensor

4) RTD

Q.27FSK and PSK are

1) Frequency shift keyboard and pole shift keyboard

2) Frequency shift keying and pole shift keying

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3) Frequency shift keying and phase shift keying

4) Frequency shift keyboard and phase shift keyboard

Q.28C++

(keyword)1) switch 2) goback 3) return 4) goto

Q.29 ?

1)

2) 3) 4)

Q.30 Microcontroller contains

1) Processor and Timers

2) Processor and I/O devices

3) Processor only

4) Processor Memory Timers and I/O Devices

Q.31 Which of the following is not a property of the Common control class?

1) Back colour

2) Fore colour

3) Front

4) Show

Q.32 If the frequency spectrum of a signal has a bandwidth of 500 Hz with the highest

frequency at 600 Hz, what should be the sampling rate, according to the Nyquisttheorem?

1) 600 samples/s

2) 1000 samples/s

3) 1200 samples/s

4) 500 samples/s

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Q.33 In a critically damped system, the damping factor is in the order of

1) zero

2) Greter than unity

3) unity

4) Less than unity

Q.34

1) Label 2) Text box 3) Button 4) Form

Q.35 LVDT

1)

2)

3) rms

4) rms

Q.36 Null 1) 2) 3) 4)

Q.37 CRT 10 mm I

1) 40 mm 2) 20 mm 3) 80 mm 4) 10 mm

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Q.38 Communication satellites are invariably

1) Changing their track and speed

2) Geostationary

3) Revolving at their own speed

4) Stationary


1) The frequency of carrier signal depends on frequency of modulating signal

2) The frequency of carrier signal is lower than that of modulating signal

3) The frequency of carrier signal and modulating signal are equal

4) The frequency of carrier signal is very high compare to that of modulatingsignal

Q.40 CMOS 1) VMOS+PMOS

2) NMOS+PMOS

3) PMOS+PMOS

4) VMOS+NMOS

Q.41 The bandwidth required for baseband signals for FM radio is generally

1) Up to 150KHz

2) 0.5 to 1.5 KHz

3) 0.3 KHz to 3 KHz

4) Up to 15KHz

Q.42 Standard AM broadcast stations usually use what type of transmitting antenna

1) Log priodic

2) Marconi array

3) Driven collinear array

4) Yagi-Uda

Q.43 1) AM FM

2) FM AM

3) FM AM 4) FM AM

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Q.44 Communication is a process of

1) Transfer of information

2) Transfer of circuit

3) Transfer of channel

4) Transfer of energy

Q.45 IC ?

1) 2) 3) 4)

Q.46 Ms-Power Point 1) 2) MPP 3) 4) PPT

Q.47 Pressure error can be measured by

1) Differential transformenr and strain gauge

2) Strain gauge

3) Selsyn

4) Differential bellows and strain gauge

Q.48 Which of the following is most widely used circuit for processing of the transducersoutputs

1) Inverting amplifier

2) Instrumentation amplifier

3) Common base amplifier

4) Common collector amplifier

Q.49

1) 2)

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3) 4)

Q.50 ____________ ____________

1) HDP , 2) , 3) , 4) ,

Q.51 In Frequency modulation

1) Carrier signal amplitude varies with the amplitude of modulating signal

2) Carrier signal amplitude varies with the frequency of modulating signal

3) Carrier signal frequency varies with the frequency of modulating signal4) Carrier signal frequency varies with the amplitude of modulating signal

Q.52 In Telematics

1) GTS is used

2) RTS is used

3) MTS is used

4) GPS is used

Q.53 :1) AM FM 2) FM PCM 3) PCM DM 4) FM AM

Q.54 Which of the following transistors can be used in enhancement mode?

1) MOSFET

2) UJT

3) JFET

4) NPN transistor

Q.55Which of the following device is not an example of embedded system?

1) Mobile

2) Microprocessor

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3) Digital camera

4) Tablet

Q.56 , ?

1) 2) NRZ

3) 4)

Q.57 MS word Ctrl+V Ctrl+ S (key ) 1) 2)

3) 4)

Q.58 Which of the following is not a common control event?

1) Mouse move

2) Click

3) Double click

4) Single click


1) P-Type transistors are preferred over N-type Transistors because mobility ofholes is more than that of electrons

2) N- Type transistors are preferred over P-type Transistors mobility because Ntype transistors are easily biased

3) N-Type transistors are preferred over P-type Transistors because mobility ofelectrons is more than that of holes

4) P-Type transistors are preferred over N-type Transistors mobility because P type transistors are easily biased

Q.60 The output frequency of a frequency division circuit that contains 4 flip-flops with aninput clock frequency of 20 MHz will be

1) 10MHz

2) 2.5MHz

3) 5MHz

4) 1.25MHz

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Q.66 -

1) JK 2) D 3) Latch

4) SR

Q.67Figure DEQ4.

?1) Y=A.CI+B

2) Y=((A.B)I.(B+C)I)I

3) Y= C

I

.(A+B)+B.C

4) Y=1

Q.68 Q

1) 2) RLC 3) 4)

Q.69

1) Button 2) Text box 3) Form 4) Label

Q.70 Which of the following is not an operating system?

1) Windows XP professional

2) Mcintosh OSX

3) Linux Mint

4) Java

Q.71

40mA 50mA

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600mA 1000mA 1) 40 2) 800 3) 3

4) 400

Q.72 1) 2) 3) 4) SMS

Q.73

1) 2) 3) 4)

Q.74 C++ , 1) cin

2) stin 3) cout 4) stout

Q.75 CRO Lissajous X Y

1) ,

00

2) , 900

3) ,

900

4) ,

00

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Q.76 1) 2) 3)

4)

Q.77 S I S

1) Ic/Ie

2) Ib/Ico

3) Ic/Ico

4) Ie/Ico

Q.78 74AC32 IC 1) 3 AND 2) 2 NAND 3) 2 OR 4) 3 NAND

Q.79 1s 1

1) 9's 2) 3) 4) 9 's

Q.80 The most popular form of IC package is

1) Flat pack

2) TO-5

3) TO-8

4) DIL

Q.81Pre- emphasis

1) Low

2)

3) Low

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4) Low attenuate

Q.82 Current distribution on a thin half-wave dipole antenna is closely approximated by a

1) Rectangular wave

2) sinusoidal wave

3) Square wave

4) Triangular wave

Q.83 Etching is used for

1) Interconnection

2) Selective removal of the unwanted surface

3) packaging

4) Cleaning

Q.84

1) 0.5 1.0 2) 1.5 2.0 3) 1 1.5 4) 5 10

Q.85

CRO , 25 cm, 500V, : 2 mm 1 cm

1) 0.01 V/mm 2) 0.01 mm/V 3) 0.1 V/cm 4) 0.1 mm/V

Q.86

() 1) dc

2) ac

3) dc

4) ac

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Q.87 In AM ,Modulation index is given by the

1) Ratio of peak value of modulating signal to that of the carrier signal

2) Ratio of peak value of carrier signal to that of the modulating signal

3) Ratio of frequency of modulating signal to the peak value of carrier signal

4) Ratio of frequency of carrier signal to the peak value of modulating signal

Q.88337 Excess-3 BCD ?

1) 1000 0001 1001

2) 0011 0011 1010

3) 0110 0110 1010

4) 0110 0011 0111

Q.89 1) 2) 3) 4)

Q.90 Which is not true about forms and controls in Visual Basic?

1) They are graphical objects

2) New versions of the classes must be created with each project

3) Buttons can be created with the drag and drop method

4) They are pre-built

Q.91 Which of the following is a group of passive devices only?

1) Transformer, Resistor ,Capacitor, Inductor,

2) Diode Capacitor, Inductor, Transistor

3) Resistor ,Capacitor, Inductor, Transistor

4) Resistor ,Capacitor, Inductor, FET

Q.92 1) ms 1 2) ms 0 3) ms 1 4) ms 0

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Q.93 AM IF 1) 455 KHz

2) 10.7MHz

3) 107KHz

4) 455MHz

Q.94 Asynchronous 1) 2) 3) 4)

Q.95

8 SAR ADC 1MHz I ADC

1) 1000000 2) 1 3) 8 4) 2

Q.96 Which of the following is not a sequential circuit?

1) EXOR GATE

2) Bistable Multivibrator

3) SAR type ADC

4) counter

Q.97 3 ( ) I

ADC

1) 3500 2) 350

3) 1999 4) 1000

Q.98

SCR 1)

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2) 3) 4)

Q.99 1)

2) -

3)

4)

Q.100 The SiO2layer in an IC acts as

1) Resistor

2) An insulating layer

3) Mechanical output

4) Inductor

Q.101 ?1) A =

2) A + 0 = A

3) A+1=1

4) A.A = A

Q.102 Which of the following is not a true object oriented programming language

1) Java

2) VB6

3) VB.NET

4) C++

Q.103

AM 1) ,

2) ,

3) ,

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4) ,

Q.104 ,

1) 2) 3) 4)

Q.105 (VCR) ?

1) 1

2) 3

3) 4

4) 2

Q.106 Sky wave propagation is used in

1) Long distance transmission

2) Mobile transmission

3) Short distance transmission

4) Medium distance transmission

Q.107

1)

2)

3)

4)

Q.108 A Hi-Fi stereo system

1) Gives equal response to all frequency components present in a sound signal

2) Amplifies only high frequency components present in a sound signal

3) Amplifies only low frequency components present in a sound signal

4) Is a narrow bandwidth amplifier

Q.109

F= X.Y.A.B NAND

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4)

Q.115 ?

1) 2) 3) 4)

Q.116 PCM 1) 2)

3) 4)

Q.117 IDE stands for

1) Interior design environment

2) Integrated design environment

3) Interior development environment

4) Integrated development environment

Q.118 ?1) MOSFET

2) SCR

3) BJT

4) JFET

Q.119 Metallization is used for

1) Isolation

2) Interconnection3) packaging

4) protection

Q.120

(Tick) ?

1) Form

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2) Text box 3) Button 4) Timer

Q.121 ASCII 1) 4 2) 2 3) 7 4) 8

Q.122______ ____

1) DM, CM

2) CM,DM

3) DM, PCM

4) PCM, DM

Q.123 RL Flywheel 1) 2) 3) A C 4)

Q.124 CRO 1) (synchronise)

2) (synchronise)

3) CRO LOW

4) CRT

Q.125 1 mA 100 Ohms I 1 Amp I

1) 100 Ohms 2) 0.001 Ohm 3) 100000 Ohms

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4) 0.1001 Ohm

Q.126 Which of the following device is used as an Optical detector ?

1) PIN photo diode

2) Transistor3) LED

4) Laser diode

Q.127 Monolithic IC consists of

1) Both active and passive components Performance does not depend on thesubstrate

2) Passive components Performance depends on packaging

3) Active components Performance depends on interconnection

4) Both active and passive components Performance depends on the substrate

Q.128 3 ( ) 100 mV I

1) 5000V

2) 1000V

3) 200V

4) 100V

Q.129 ( series to parallel) ?

1) 2) 3) 4)

Q.130 An emersion rod water heater is an example of1) Feedback control system

2) Open loop control system

3) Feed forward control system

4) Closed loop control system

Q.131Which of the following is not a main component of the visual studio?

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1) Solution explorer

2) Designer window

3) Tool box

4) Start menu

Q.132 In a control system, error signal is

1) Given at output of the controller

2) Given at input of the controller

3) Output of the control system

4) Input of the control system

Q.133 IC ?

1) 2) 3) 4)

Q.134 AFC AGC :1)

2)

3) 4)

Q.135 ?1) AC

2) DC

3) DC

4)

AC

Q.136

1) 3

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Q.148 Which of the following device is having maximum data storage capacity?

1) BD - Blue ray Disc

2) CD - Compact Disc

3) VCD- Video Compact Disc

4) DVD- Digital Video Disc

Q.149 1) 2) 3) 4)

Q.150 IC 1) 2) 3) 4)

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