CJ SIR GATE - GfG

Q1. Which of following class of amplifiers provides Q5. Which parameter of semiconductor diode
highest efficiency? exhibits positive temperature co-efficient?

(a) Class A (b) Class B (a) Reverse leakage current

(c) Class C (d) Class F (b) Reverse breakdown voltage
Ans: (d) (c) Forward voltage
(d) None of the above
Q2. Compared to linear power supplies SMPS offers Ans: (a)

(a) Higher efficiency Q6. The relation between l0 and Vg5 of a MOSFET in
(b) Better ripple performance the saturation region is
(c) Gives better regulation
(d) None of the above (a) Exponential (b) Quadratic
Ans: (a) (c) Logarithmic (d) Hyperbolic
Ans: (b)
Q3. What are the different circuit topologies used for
DC/DC converter designs? Q7. Which is the identity for convolution operation?

(a) Buck (a) 1 (b) 0

(b) Boost (c) impulse 𝛿𝛿(𝑛𝑛) (d) unit step u(n)
(c) Flyback Ans: (c)
(d) All of the above
Ans: (d) Q8. The matrix used for calculating the controllability
is
Q4. What is the average probability of error with two
symbols 0 and 1 with source probability 0.2,0.8 (a) [BABA2 B … . . ] (b) [BBABA2 … . ]
respectively transmitted over a binary asymmetric (c) [BAB2AB ….. (d) [B − AB − A2 B … ]
channel as given below: Ans: (a)

Q9. The standard form of a PID controller is

𝐾𝐾𝑑𝑑 𝐾𝐾𝐼𝐼
(a) 𝐾𝐾𝑝𝑝 + 𝐾𝐾𝑑𝑑 𝑠𝑠 + 𝐾𝐾𝐼𝐼 𝑠𝑠 2 (b) 𝐾𝐾𝑝𝑝 + +
𝑠𝑠 𝑠𝑠 2
𝐾𝐾𝐼𝐼
(c) 𝐾𝐾𝑝𝑝 + 𝐾𝐾𝑑𝑑 ⋅ 𝑠𝑠 + (d) 𝐾𝐾𝑝𝑝 ⋅ 𝑠𝑠 + 𝐾𝐾𝑑𝑑 𝑠𝑠 2 + 𝐾𝐾𝐼𝐼 𝑠𝑠
𝑠𝑠

Ans:(c)

(a) 0.35 (b) 0.38

(c) 0.12 (d) 0.62
Ans:(b)

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Q10. For a standard second order polynomial given Q13. In a chopper circuit, the thyristor is switched
by 𝐺𝐺(𝑠𝑠) = 𝑎𝑎2 𝑠𝑠 2 + 𝑎𝑎1 𝑠𝑠 + 𝑎𝑎0 , according to the OFF at regular intervals by adopting
Routh test, the stability criterion is given by
(a) Natural commulation
(a) 𝑎𝑎2 > 0, 𝑎𝑎1 > 0, 𝑎𝑎0 > 0 (b) Forced commutation
(b) a2 < 0, a1 < 0, a0 < 0 (c) Either natural or forced commulation
(c) 𝑎𝑎2 > 0, 𝑎𝑎2 > 0, 𝑎𝑎0 < 0 (d) A combination of natural and forced
(d) a2 < 0, a1 > 0, a0 > 0 commutation
Ans: (a) Ans: (b)

Q11. A 4 bit unipolar DAC with 10 V reference is fed Q14. Wein-Bridge is commonly used for the
to the input of a comparator, whose threshold measurement of
is set as 7.5 V . When the DAC counts from 0
and reaches 8 , the comparator showed (a) Inductance (b) Conductance
threshold crossing wrongly. It is found that one (c) Capacitance (d) None of the above
of the DAC input bit is stuck at ' 1 '. Which is the Ans: (d)
stuck at ' 1 ' bit
Q15. Q factor of a coil is given by
(a) B 0 (LSB) (b) BI
(c) B 2 (d) B 3 (MSB) (a) 𝑋𝑋𝐿𝐿 /𝑅𝑅 (b) R/XL
Ans: (c) (c) X < (R2 ) (d) 𝑋𝑋0 /𝑋𝑋𝐿𝐿
Ans: (a)

Q12. Resistors 𝑅𝑅1 , 𝑅𝑅2 and 𝑅𝑅3 are connected in series Q16. After firing a SCR, if the gate pulse is removed,
across a voltage source ' V ' and R 4 is connected then the current in the SCR
in parallel with R 3 . R 2 to R 4 are to be chosen
from available resistor values 3Ω, 6Ω, 10Ω and (a) Drops to zero (b) Increases
15Ω. What will be the ratio of maximum current (c) Decreases (d) Remains the same
to minimum current through R 2 by choosing Ans: (d)
resistor values appropriately?
Q17. Which of the following offers highest speed of
operation?

(a) BJT
(b) FET
(c) Enhancement Mode MOSFET
(d) Depletion mode MOSFET
Ans: (c)

Q18. Gunn Diode operated at a high frequency is a

(a) 1.8 (b) 3.6
(c) 5.4 (d) 2.7 (a) Negative resistance device
Ans: (a) (b) Positive resistance device
(c) Iligh noise device
(d) None of the above
Ans: (a)

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Q19. Compared to Silicon, GaAs Semiconductors Q24. The bode plot of the delay transfer function
offer advantage of 𝑒𝑒 −3𝑠𝑠 has the following shape

(a) Higher Electron Mobility (a) Straight line with negative slope
(b) IIigher frequency operation (b) Straight line with positive slope
(c) Lower leakage current (c) A curved line with resonance
(d) All of the above (d) A curve with two straight parts
Ans: (d) Ans: (a)

Q20. Calculate the approximate power added Q25. What is the correct statement of the Cauchy
efficiency of following power amplifier: residue theorem used in the Nyquist criterion
DC Voltage : 8 Volts ( m and 𝑛𝑛 are the number of poles and zeros
DC Current : 5 Amp respectively)?
AC: Inpul signal: 0 dBm
O/P power : 30 dBm (a) ∫ G(s)ds = 2𝜋𝜋 j
(b) ∫ G(s)ds = 2𝜋𝜋𝜋𝜋( m − n)
(a) 25% (b) 2.5% (c) ∫ 𝐺𝐺(𝑠𝑠)𝑑𝑑𝑑𝑑 = 2𝜋𝜋𝜋𝜋(𝑛𝑛 𝑚𝑚)
(c) 40% (d) 75% (d) ∫ G(s)ds = 2𝜋𝜋jm
Ans: (b) Ans: (b)

Q21. The bandwidth occupied by an 8 PSK modulated Q26. When converting the following system into the
signal, where each of the I, Q and 𝐶𝐶 data streams standard state space form 𝑥𝑥¨ + 3𝑥𝑥˙ − 9𝑥𝑥 =
which form the n-tuple IQC toggle at a rate 200 3sin(𝜔𝜔𝜔𝜔) the resultant 𝐴𝐴 matrix is
Mbps , is:
0 1 0 −1
(a) � � (b) � �
(a) 600 MIIz (b) 200 MIIz −9 −3 9 −3
(c) 400 MHz (d) 133.33 MHz 0 1 0 −1
(c) � � (d) � �
Ans: (d) 9 −3 −9 3
Ans: (c)
Q22. Given that CNDR of 256 QAM signal operating
at 12.5 M Symbols's is 100 dBHz . The value of
Q27. Change in magnetic flux in coil of 30 turns is 0.1
Eb /N0 (Energy per-bit to Noise Density ratio) is:
weberisecond. What is the value of induced
EMF?
(a) 40 Db (b) 20 dB
(c) 10 dB (d) 24 dB
(a) 30 V (b) -3 V
Ans: (b)
(c) 300 V (d) -300 V
Ans: (b)
Q23. Return loss of a stand-alone antenna is 10 dB .
One 6 dB attenuator with return loss of 40 dB is
Q28. Neglecting saturation, if the current taken by DC
connected at the input of that antenna. What will
series motor is increased from 10A to 12 A ,
be the approximate relurn loss of the combined
percentage increase in the torque will be
(Antenna + Attenuator) port?

(a) 44% (b) 40%

(a) 40 dB (b) 22 dB
(c) 20% (d) 16%
(c) 16 dB (d) 10 dB
Ans: (a)
Ans: (d)

CJ SIR GATE - GfG

Q29. A DC shunt generator produces 450A at 230 V . Q35. Magic Tee can produce
The resistance of shunt field and armature are 50
(a) Sum and difference of signals
ohms and 0.025 ohm respectively. The armature
(b) Oscillations
voltage drop will be
(c) Amplification
(d) Only difference of signals
(a) 11.36V (b) 22.7V
Ans: (a)
(c) 31.6V (d) 38.4V
Ans: (a)
Q36. The cut off frequency of TEM wave is

Q30. The rotor current frequency in an induction

(a) Infinite (b) DC
motor operating at 50 Hz , with 4% slip is
(c) 2𝑐𝑐/𝜆𝜆 (d) None of the above
Ans: (b)
(a) 48 Hz . (b) 4 Hz .
(c) 2 Hz (d) 16 Hz
Q37. In transistor oscillators, FET and BJT are used.
Ans: (c)
Instability is achieved by:

Q31. For matched junction S parameters, which of

(a) Negative feedback (b) Positive feedback
the following is correct?
(c) Using a tank circuit (d) None of the above
Ans: (b)
(a) S11 ≠ 0 (b) S11 = 0
(c) 𝑆𝑆21 = 1 (d) |𝑆𝑆21 | = 0
Ans: (b)
Q38. In a three stage cascade amplifier, each stage
has a gain of 10 dB and noise figure of 10 dB .
Q32. Which of the following transmission modes is
The overall noise figure is
supported by Stripline?
(a) 10.99 (b) 10
(a) TEM (b) TE
(c) 1.09 (d) 10.9
(c) TM (d) Quasi TEM
Ans: (a)
Ans: (a)
Q39. Operaling frequency limitation for a Bipolar
Q33. For a directional coupler, if P𝑖𝑖 = Incident Power,
semi-conductor device is due to
Po = Output power, Pf = Forward coupled power
and 𝑃𝑃𝑟𝑟 = Reverse coupled power; then,
(a) Junction parasitic (b) Electron mobility
Directivity of directional coupler is
(c) Both (a) and (b) (d) None of the above
Ans: (c)
(a) Pf /Pr (b) P𝑟𝑟 /P0
(c) P𝑜𝑜 /Pf (d) Pi /Pf
Q40. The noise phenomena arranged in the order of
Ans: (a)
their dominance when plotted as a function of
increasing frequency are:
Q34. If a transistor operates at the middle of the dc
load line, an increase in the current gain will
move the Q point (a) Transit time noise, Flicker noise, White noise
(b) Flicker noise, White noise, Transit time noise
(a) Off the load line (c) White noise, Flicker noise, Transit time noise
(b) Nowhere (d) Transit time noise, White noise, Flicker noise
(c) Up on the load line Ans: (d)
(d) down on the load line
Ans(b)

CJ SIR GATE - GfG

Q41. When a carrier is AM modulated by three single Q45. The following system
4𝑠𝑠+1
is
4𝑠𝑠 2 +1
tone signals of modulation percentages (a) Unstable
50%, 50% and 20%, then the effective (b) Stable
modulation index of the resulting signal is (c) marginally stable
(d) Stability can't be determined
(a) √0.54 (b) √1.2 Ans: (c)
(c) 1.2 (d) √0.9
Ans: (a)

Q42. 8 signals, each limited to 20 kHz and sampled at Q46. If A and B are 8 bit right shift registers connected
Nyquist rate, are converted into binary PCM as shown in figure and the initial values of A and
signal using 256 quantization levels. The data B in hexadecimal are B2 and 𝑂𝑂𝑂𝑂 respectively, the
rate for TDM signal will be: value of 𝐴𝐴 in hexadecimal after 6 clock pulses is

(a) 256 kbps (b) 32 kbps

(c) 128 kbps (d) 512 kbps
Ans: (a)
Q43. An 8-bit Digital-to-Analog converter (DAC) using
two identical 4-bit DACs with equal reference (a) C8 (b) 7D
voltage is shown in figure. If 𝑏𝑏0 represents LSB, (c) FB (d) 3E
𝑏𝑏7 MSB and the op-amp is ideal, to obtain Ans: (d)
correct analog values corresponding to an 8 -bit
DAC at the output V0 , what should be the value Q47. What is the quantization noise power for N bit
of resistor R ? uniform quantizer with full scale input voltage 2
B?

B2 2B
(a) (b)
3(22𝑁𝑁 ) √3(2N )

B2 B
(c) (d)
12(22× ) √3 N )
(2

Ans: (a)
(a) 8Kω (b) 0.25kΩ
(c) 1kΩ (d) 0.5kΩ Q48. Simplified Boolean function f(A, B, C, D)
Ans: (c) ∑ (0,2,4,5,6,7,8,10,13,15) in POS form is

Q44. Which of the following is the error transfer (a) (B′ + D)(A′ + B ′ + D)
function for negative feedback? (b) (B + D′ )(A + B ′ + D)
(a)
l
(b)
G (c) (B + D)(B ′ + D′ )(A′ + B)
1+GH 1+GH
(d) (B + D′ )(Λ′ + B ′ + D)
GH −1
Ans: (d)
(c) (d)
1+GH 1+GH

Ans: (a)

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Q49. Find 𝑉𝑉𝐴𝐴
(a) 2 (b) 3
(c) 4 (d) 5
Ans: (a)

Q54. Which of the following is not true in VHDL?

(a) Signal assignment can be used inside a

FUNCTION
(a) 24 V (b) 12 V (b) In an ENTITY, all PORTS are SIGNALS by
(c) 10 V (d) 8 V default
Ans: (a) (c) (CLK'EVENT and CLK='1') can be used to
describe the rising edge event of CLK signal
Q50. For obtaining maximum power from a solar cell, (d) std_logic data type can assume a maximum
it should operate on which portion of its V-I of 3 types of values
characteristics? Ans: (a)
𝑡𝑡
(a) Flat portion (b) Knee Q55. Value of the integral ∮ 𝑛𝑛
−∞ 𝛿𝛿(𝑡𝑡)sin �√2� dt is
(c) Falling portion (d) None of the above
Ans: (b) (a) 0.707 (b) 1.414
(c) 0 (d) 1
Q51. Commonly used Thermistors for temperature
Ans: (c)
measurement have

(a) Positive temperature coefficient Q56. Which of the following statements is true?
(b) Negative temperature coefficient (a) Trigonometric Fourier series of an even
(c) Zero temperature coefficient function of time contains only DC term and
(d) Infinite temperature coefficient sine terms
Ans: (b) (b) Trigonometric Fourier series of an odd
function of time contains only cosine terms
Q52. Two systems hl[n] = Λ(b1 )n u[n] and h2[n] = (c) Trigonometric Fourier series of an odd
A(b2 )𝑛𝑛 u[n] are cascaded. If the effective 𝐻𝐻(𝜆𝜆) = function of time contains only DC terms and
4
2 , find a possible value of (A, b 1 , b2 )
4−𝛾𝛾 sine terms
(d) Trigonometric Fourier series of an even
1 1
(a) A = , 𝑏𝑏1 = , 𝑏𝑏2 = 1/2 function of time contains only DC terms and
2 2
(b) A = 2, b1 = 2, b2 = −2 cosine terms
(c) A = 1, b1 = 1/2, b2 = −1/2 Ans: (d)
(d) A = 1, b1 = 1, b2 = −1
Ans: (c) Q57. If a random communication signal has PDF
given by 𝑃𝑃(𝑋𝑋) = 2𝑎𝑎𝑒𝑒 −𝑏𝑏𝑏𝑏 for all 𝑥𝑥, −∞ < 𝑥𝑥 < +∞
Q53. The inputs to a digital circuit are signals A, B and then:
(a) 𝑏𝑏 = 2𝑎𝑎 (b) 𝑏𝑏 = 4𝑎𝑎
C. A, B and C are not available. The -5 V supply
(c) b = a 2
′
(d) b = 0
and the ground can be used as logic ' 1 ' and ' 0
Ans: (b)
' inputs respectively. To implement a function
BC + AC using only 2:1 multiplexer, minimum
number of MUX required is

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Q58. Which of the following is NOT TRUE, given that Q61. Characteristic impedance of a transmission line
"→"represents Fourier transform, “*” represents is 50Ω. Input impedance of open circuited line is
convolution, 𝑍𝑍0𝑐𝑐 = 100 | j150 Ω. The value of short circuited
𝑥𝑥(𝑛𝑛) → 𝑋𝑋(𝑒𝑒 2𝑣𝑣 ) and 𝑦𝑦(𝑛𝑛) → 𝑌𝑌�𝑒𝑒 𝑗𝑗𝑗𝑗 � input impedance is

(a) 7.69 − j11.54Ω (b) 2 − j50Ω

(a) 𝑎𝑎𝑎𝑎(𝑛𝑛) + 𝑏𝑏𝑏𝑏(𝑛𝑛) > 𝑎𝑎𝑎𝑎�𝑒𝑒 𝑖𝑖𝑖𝑖 � + 𝑏𝑏𝑏𝑏�𝑒𝑒 𝑗𝑗𝑗𝑗 �
(c) 50Ω (d) 100 + j150Ω
(b) 𝑥𝑥(𝑛𝑛 − 𝑛𝑛𝑑𝑑 ) → 𝑒𝑒 𝑗𝑗𝑗𝑗𝑧𝑧𝑑𝑑 �𝑒𝑒 𝑗𝑗𝑗𝑗 �
Ans: (a)
(c) 𝑒𝑒 𝑖𝑖𝑖𝑖𝑖𝑖 𝑥𝑥(𝑛𝑛) > 𝑋𝑋�𝑒𝑒 𝑖𝑖(0−∞) �
(d) x(n) ∗ y(n) → X�ej𝜎𝜎 �, Y(e2𝜔𝜔 )
Q62. The characteristic equation of a closed loop
Ans: (𝐛𝐛&𝐜𝐜)
system is 𝑠𝑠 2 + 2𝑠𝑠 + 2 = 0. Then the system is
Q59. The butterfly in figure is taken from radix 2
decimation in time FFT with N = 32. Assume that (a) Over damped (b) Centrally damped
the five stages of the signal flow graph are (c) Under damped (d) Un damped
indexed by m = 1,2,34,5, where 5 is the last Ans: (c)
stage. Which of the five stages has buttertlies of
this form? Q63. A 12 V battery discharges for 20 minutes at a
constant current of 2 A and terminal voltage
drops linearly from 12 V to 10 V . What is the
total energy delivery by the battery during this
time?

(a) 26.4 KJ (b) 12.2 KJ

(a) m = 3,4 (b) m = 4,5 (c) 120.5 KJ (d) 24 KJ
(c) m = 3,4,5 (d) 𝑚𝑚 = 2,4,5 Ans: (a)
Ans: (b)
Q60. Two infinitely long wire separated by a distance
Q64. 𝐼𝐼1 = 10 A, Calculate value of 𝑉𝑉𝑆𝑆
5 m , carrying current 1 in opposite direction. If
I = 10 A, then the magnetic field intensity at
point ' 𝑃𝑃 ' is

(a) -5 V (b) 10 V
(c) 15 V (d) 20 V
50 5 Ans: (a)
(a) A/m (b) A/m
8𝜋𝜋 8𝜋𝜋

(c)
10
A/m (d)
25
A/m Q65. Given a single 3: 8 active high output decoder.
8𝜋𝜋 8𝜋𝜋
What is the minimum number of 3-input OR
Ans: (a) gates required to implement a one bit full adder?

(a) 2 (b) 5
(c) 4 (d) 3
Ans: (c)

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Q66. In the given figure, find the value of ( X 0 , Q69. Given that the Eigen values of matrix 𝐴𝐴3×3 are
𝑋𝑋1 , 𝑋𝑋2 , 𝑋𝑋3 , 𝑋𝑋4 , 𝑋𝑋5 , 𝑋𝑋6 , 𝑋𝑋7 ,) to realize the function 1,3 and 5 . The eigen value of 𝐴𝐴3 are
𝐅𝐅 = 𝐀𝐀 + 𝐁𝐁
(a) 1,3 and 5
(b) 3,9 and 15
(c) 1,27,125
(d) Given information is inadequate
Ans: (c)

x3 x5 x7
Q70. d �x − + − … … � /dx is equal to:
3! 5! 7!

(a) sin(𝑥𝑥) (b) 𝑒𝑒 𝑥𝑥

(c) cos(X) (d) tan(𝑥𝑥)
Ans: (c)

Q71. The minimum distance required for a linear block

code to achieve a guaranteed correction of up to
5 errors is
(a) 6 (b) 5
(a) (1,1,0,0,1,1,1,1) (b) (1,1,1,1,0,0,1,1)
(c) 11 (d) 10
(c) (1,1,0,1,0,1,1,1) (d) (0,0,1,1,1,1,1,1)
Ans: (c)
Ans: (b)
Q72. The lower threshold point (LTP) voltage of the
Q67. Which of the following is True for signal Schmidt trigger with an ideal op-amp shown in
traveling through a Wave-Guide? figure is

(a) Guide wavelength is longer than free space

wavelength
(b) Guide wavelength is equal to free space
wavelength
(c) Guide wavelength is shorter than free space
wavelength
(d) None of the above
Ans: (a)

Q68. Given that the following matrix is singular:

4 2x 0
(a) 5 V (b) -5 V
�4 0 2�. The value of x is:
12 6 0 (c) 1.667 V (d) -1.667 V
Ans: (d)
(a) 2 (b) 3
(c) 1 (d) 0
Ans: (c)

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Q73. An ideal comparator is fed with a sine wave of Q78. Which of the following represents the correct
4 V𝑃𝑃𝑃𝑃 (Peak-to-peak) with zero DC component output V0 of circuit shown in figure? Assume
as shown in figure. The reference voltage of the RC = 1.
comparator is 1 V . What is the duty cycle of the
output Vtun ?

(a) 33.33% (b) 66.66%

(c) 25% (d) 50%
Ans: (a)

Q74. Random variable x is with uniform distribution

in the span [−4,1], mean and variance of 𝑥𝑥 is

(a) −1.5,25/12 (b) −1.5,5/12

(c) −2.5,5: 12 (d) −2.5,1/4
Ans: (a)

Q75. Transfer function H(s) = 1/(s + 3)2 has poles

(a) −3,3 (b) -3

(c) −3, −3 (d) 3
Ans: (c)

Q76. An LTI system is minimum phase if

(a) All poles are inside unit circle

(b) All zeros are inside unit circle
(c) All poles are outside unit circle
(d) All poles and zeros are inside unit circle
Ans: (d)

Q77. Given a real sequence and 8 point DFT output

are 𝑋𝑋(0) = 5, 𝑋𝑋(1) = 1 + 𝑗𝑗, X(2) = 3 + j, X(3) =
2 + 3j What is X(6) ?
Ans:(b)
(a) 2 − 3j (b) 3 − j
(c) 1 − j (d) 1 + j
Ans: (b)

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Q79. A system is defined by the difference equation
(𝑛𝑛) = 1.8𝑦𝑦(𝑛𝑛 − 1) − 0.72𝑦𝑦(𝑛𝑛 − 2) + 𝑥𝑥(𝑛𝑛)
+0.5𝑥𝑥(𝑛𝑛 − 1), then the system is

(a) stable (b) unstable

(c) marginally stable (d) none of the above
Ans: (b)

Q80. The state transition diagram for the diagram

given is

Ans: (d)

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 PART – B (APTITUDE/ABILITY TEST) 3. S is third to the right of P. P is facing the
centre.
Q81. Fact 1: Pictures can tell a story. 4. Y is not sitting beside P or S .
Fact 2: All storybooks have pictures. 5. T is third to the right of R .
Fact 3: Some storybooks have words. 6. 𝑅𝑅 is not sitting at the mid point of any side
If the first three statements are facts, which of of the table.
the following statements must also be a fact? 7. R is also not beside Y .
I: Pictures can tell a story better than words 8. There is only one person between P and V.
can. 9. Q is not sitting beside V .
II: The stories in storybooks are very simple. How many people are there between T and Q?
III: Some storybooks have both words and (2 M)
pictures.
(1M) (a) 1 (b) 2
(a) I only (c) 3 (d) None
(b) II only Ans: (a)
(c) III only
(d) None of the statements is a known fact Q84. Which option replaces the question mark?
Ans: (c) (1 M)

Q82. Statement: Exporters in the capital are alleging

that commercial banks are violating a Reserve
Bank of India directive to operate a post-
shipment export credit denominated in foreign
currency at international rates from January this
year.
Courses of Action:
I. The officers concerned in the commercial
banks are to be suspended.
II. The RBI should be asked to stop giving such
directives to commercial banks.
(1 M) (a) 1 (b) 2
(c) 3 (d) 4
(a) Only I follow Ans:(a)
(b) Only II follows
(c) Either I or II follows
(d) Neither I nor II follows
Ans: (d)

Q83. Eight friends P, Q, R, S, T, V, W and Y are sitting

around a square table.
1. Out of eight, four persons are silling at the
corners of the table and the other four are
sitting at the mid- points of each side of
the table.
2. Persons at the comers are facing the centre
while the persons at the midpoints of side
are facing outside.

CJ SIR GATE - GfG

 Q85. Study the following table carefully and answer Q88. Directions: The graph given below represents the
the questions given below it: variations in earnings in rupees over a week.
Study the graph and answer questions given
Years Toys below
A B C D E (1M)
1982 200 150 78 90 65

1983 150 180 100 105 70

1984 180 175 92 110 85
1985 195 160 120 125 75
1986 220 185 130 135 80

What was the percentage (approximate)

increase in production of D type of toys from
1983 to 1985?
(1 M)
The difference in earnings was large between
(a) 10 (b) 20
(a) Sunday - Monday
(c) 19 (d) 76
(b) Tuesday - Wednesday
Ans: (c)
(c) Thursday - Friday
(d) None of These
Q86. What is the maximum area of the rectangle with
Ans: (a)
perimeter 620 mm ?
(2 M)
Q89. Which of the following best completes the
passage below?
(a) 24,025 mm2 (b) 22,725 mm2
In a survey of job applicants, two-fifths
(c) 24,000 mm2 (d) 24,075 mm2
admitted to being at least a little dishonest.
Ans: (a).
Ilowever, the survey may underestimate the
proportion of job applicants who are dishonest,
Q87. Find out the wrong number in the series.
because
7,8,18,57,228,1165,6996
(2M)
(a) some dishonest people taking the survey
might have claimed on the survey to be
(a) 7 (b) 8
honest
(c) 6996 (d) 228
(b) some generally honest people taking the
Ans: (d)
survey might have claimed on the survey to
be dishonest
(c) some people who claimed on the survey to
be at least a little dishonest may be very
dishonest
(d) some people who claimed on the survey to
be dishonest may have been answering
honestly
Ans: (a)

CJ SIR GATE - GfG

Q90. Which option replaces the question mark? Q92. You are a retail clerk who typically works Monday
(1 M) through Friday. You arrive at work and notice the
new schedule is posted, and your manager has
given you a Saturday shift. It happens to be your
son's birthday on Saturday, and you have a party
planned. What is the most appropriate
response?
(1 M)

(a) Speak with your manager and explain you

have a birthday party planned for your son
on Saturday and ask if they can find
someone else or if you can find someone to
cover your shift
(b) Ask your coworkers if they can cover your
shift because you have a birthday party for
your son planned
(c) Pretend like you did not see the schedule
since you always work Monday through
Friday and do not show up on Saturday
(d) Do not say anything to anyone, and plan on
calling in sick on Saturday
Ans: (a)

(a) 1 (b) 2
Q93. Which option replaces the question mark?
(c) 3 (d) 4
(1 Mark)
Ans: (d)

Q91. Which one will replace the question mark?

(1M)

(a) 45 (b) 8
(c) 38 (d) 48
(a) A (b) B
Ans: (c)
(c) C (d) D
Ans:(d)

CJ SIR GATE - GfG

Q94. Which option replaces the question mark? Q95. Which option replaces the question mark?
(2 Marks) (2 Marks)

(a) A (b) B
(c) C (d) D
Ans:(c)

(a) A (b) B
(c) C (d) D
Ans:(b)

CJ SIR GATE - GfG