Technical Knight YouTube channel

NFL
Non Executive Electronics Question
Examination

Candidate User ID : NFL0046960 Candidate Exam ID : JEAI002656

Exam Date : 17/12/2021 Test Centre Name : Manavta Computer Institute
Batch Id : N1712B6 Exam Timing : 4:00 PM - 6:00 PM

Note: Questions answered are highlighted with selection

1 What is the antonym of "Frugal"?

Spendthrift (Correct Answer)

Economical
Thrifty
None of these

2 If A and B are two events associated with a random experiment, then the probability of the occurrence of A under
the condition that B has already occurred and P(B) is not equal to 0 is …...................

P(B/A)
P(A*B)
P(A/B) (Correct Answer)
P(A+B)

3 When did the Asian Games start?

1951 (Correct Answer)

1950
1952
1953

4 Swine flu is caused by which virus?

H1N1 (Correct Answer)

Mumps
HIV
Herpes zoster

5 What is the synonym of "Coy"?

Shy
Reserved
Both 1 and 2 (Correct Answer)
Aggressive

6 Brijesh, Jayesh, Amar and Praveen are playing cards, Amar is to the right of Jayesh who is to the right of Brijesh.
Who is to the right of Amar?

Brijesh
Praveen (Correct Answer)
Jayesh
Amar

7 The first metal used by man was…...................

Gold
Silver
Iron
Copper (Correct Answer)
Technical Knight
8 Which is the highest and final judicial tribunal in respect to the constitution of India?

President
Union Cabinet
Supreme Court (Correct Answer)
Parliament

9 Which is the correct sequence for the following? (1) Seed, (2) Flower, (3) Soil, (4) Plant, (5) Fruit

3,1,2,5,4
1,2,3,4,5
3,1,4,2,5 (Correct Answer)
4,5,3,1,2

10 Which star is at the centre of the Solar System?

Mars
Sun (Correct Answer)
Moon
Earth

11 What is the angle between two hands of a clock at 7:35?

20.5 degrees
17.5 degrees (Correct Answer)
18.5 degrees
None of these

12 Which is the correct alternative for X? Virology : Virus :: Semantics : X

Society
Nature
Amoeba
Language (Correct Answer)

13 Which is the one that does not belong to the group?

Clove
Apricot (Correct Answer)
Cinnamon
Pepper

14 What is the meaning of the phrase "Cry wolf"?

Wail
Intentionally raise a false alarm (Correct Answer)
Loud sound
Sound of wolves crying

15 When is International Women's Day celebrated?

09-Mar
08-Mar (Correct Answer)
07-Mar
06-Mar

16 An instrument which records short intervals of time is called a …..............................

Solarium
Chronograph (Correct Answer)
Chronometer
Clinometer
17 What is X in the sequence 3,5,8,13,21,X?

33
34 (Correct Answer)
42
36

18 Which is the correct spelling?

Efllorescence
Efflorescence (Correct Answer)
Eflorescence
Efflorascence

19 The cultivation of cereals first started in …...................

Mesolithic Age
Palaeolithic Age
Proto-historic Age
Neolithic Age (Correct Answer)

20 Vikas is taller than Shyam but shorter than Umesh. Umesh is taller than Rajat but shorter than Ganesh. If Shyam
is taller than Rajat, who is the shortest?

Rajat (Correct Answer)

Ganesh
Umesh
Vikas

21 Which is the correct sentence? (A) The receptionist must answer courteously the questions that are asked by the
callers. (B) The receptionist must answer courteously the questions of all the callers. (C) The receptionist should
answer courteously the questions of the callers. (D) The receptionist courteously should answer the questions of
callers.

(C)
(D)
(B)
(A) (Correct Answer)

22 Which is the correct sentence? (A) As he was sick, he was quite enthusiastic. (B) Since he was sick, he was quite
enthusiastic. (C) As sick he was, he was quite enthusiastic. (D) Sick as he was, he was quite enthusiastic.

(D) (Correct Answer)

(A)
(C)
(B)

23 Who composed the Gayatri Mantra?

Parikshit
Vishwamitra (Correct Answer)
Indra
Vashishtha

24 6 children and 2 men complete a certain piece of work in 6 days. Each child takes twice the time taken by a man
to finish the work. In how many days will 5 men finish the same work?

6 (Correct Answer)
8
9
15

25 Find out the digit which is present in only one diagram.

 5 (Correct Answer)
7
1
3

26 An urn contains 6 red balls and 9 blue balls. Two balls are drawn from the urn one after the other without
replacement. Find the probability of drawing a red ball when a blue ball has been drawn from the urn.

2/7
1/7
3/7 (Correct Answer)
4/7

27 Find the HCF of 1365, 1560 and 1755.

196
195 (Correct Answer)
197
200

28 Which part of the sentence has an error? (a) You do not/(b) look as/ (c) your brother/(d) No error.

(a)
(c)
(d)
(b) (Correct Answer)

29 What is the square root of 3600?

70
30
60 (Correct Answer)
50

30 Introducing Suchendra, Naman says "she is the wife of only nephew of only brother of my mother". How is
Suchendra related to Naman?

Sister in law
Son in law
Wife (Correct Answer)
Sister

31 Is 21793 divisible by 19?

Yes (Correct Answer)

No
Sometimes
None of these
32 She has given up …................on her friend's advice.

Smoke
Smoking (Correct Answer)
To have smoked
None of these

33 Which country is called the Land of Festivals?

Nepal
Pakistan
India (Correct Answer)
Bhutan

34 The cost price of a scooter is Rs. 20,000 and the profit percent is 12%. What is the selling price?

2400
22040
22400 (Correct Answer)
2600

35 Which is similar to the first image?

B
C
D (Correct Answer)
A

36 What is the capital of Uruguay?

Montevideo (Correct Answer)

Stockholm
Mbabane
Berne

37 What is the LCM of 72,288 and 1080?

4310
4300
4320 (Correct Answer)
4230

38 Which country doesn’t come under the category of equatorial climate?

Congo
Gabon
Ethiopia (Correct Answer)
Zaire

39 If in a certain code 10549 is written as KHRWV and 28763 is written as GLPQU, then how will 10965 be written in
the same code

KHVQR (Correct Answer)

 HVGRU
RWQUV
HRLQU

40 Complete the sentence by choosing one of the options: Where ….............my trousers?

Are (Correct Answer)

Is
Both 1 and 2
None of these

41 A group of workers can complete a job in 120 days. If there were 4 more such workers then the work would be
finished in 12 days less. What was the actual strength of workers?

42
30
36 (Correct Answer)
40

42 Which of the underlined words has the incorrect spelling? Adultery was punished with the death of both parties
by drowning, but if the husband was willing to pardon his wife, the king might intervene to pardon the parmour.

Parmour (Correct Answer)

Intervene
Adultery
Drowning

43 In half and hour the minute hand of clock will rotate through how much angle?

120
75
60
180 (Correct Answer)

44 Between 2 o'clock and 3 o'clock, when do two hands of a clock overlap each other?

2:10:50
2:11:55
2:11:54
2:10:54 (Correct Answer)

45 Who was the first President of India?

Sarvapalli Radhakrishnan
Lal Bahadur Shastri
Zakir Hussain
Dr. Rajendra Prasad (Correct Answer)

46 Which letter is 7th to the right of the 13th letter from the left of the English alphabet?

F
U
P
T (Correct Answer)

47 The phrase "Egg on" means …........................

To urge somebody (Correct Answer)

To ignore
To throw eggs on somebody
To move on

48 If the length of the rectangle is increased by 20% and the breadth is decreased by 20%, what will be the effect on
 its area?

4% increase
4% decrease
6% increase
no change (Correct Answer)

49 The Evergreen rainforests are found in …....................

France
Brazil (Correct Answer)
Canada
Australia

50 An article is sold for Rs. 1980 at 10% profit. What is the cost price?

Rs. 1800 (Correct Answer)

Rs. 1600
Rs. 198
Rs. 1900

51 A control system is said to be stable …………………….

If it exhibits an unbounded response to a bounded input

If its output response is unbounded for all unbounded input
If its output response is bounded for all bounded input (Correct Answer)
None of these

52 A shift register is a ……………………………

Content-addressable memory
sequentially accessed memory (Correct Answer)
read-only memory
Random - access memory

53 The inaccuracy in a measurement may be due to ……………….

The test procedure

Environmental effects
The performance of equipment used to make the measurement
All of these (Correct Answer)

54 Which bus is bidirectional?

Address bus
Control bus
Data bus (Correct Answer)
None of these

55 What is the function of power pack in CNC machine?

For balancing of lubricants heat (Correct Answer)

For increasing heat of lubricants
For destroy heat of lubricant
All of these

56 RS and C in RS 232C stand for ………………respectively.

Recommended standard and third revision (Correct Answer)

Run serial and third revision
Run serial and cable
Recommended standard and cable
57 Time base generators used in CRO produces ……………….. Waveforms

Square
Pulse
Sweep (Correct Answer)
Sine

58 The two tank interacting system has the following overall order ………………..

First
Second (Correct Answer)
Zero
Fourth

59 With increase in the collector base reverse voltage ………………………

The base width decreases

The base width increases (Correct Answer)
The base width can increase or decrease
The base width is not effected

60 In LED, light is emitted because ……………………..

Light falling on the diode gets amplified

Diode gets heated up
Recombination of charge carries takes place (Correct Answer)
Light gets reflected due to lens action

61 Regulator problem in control system is one in which …………………..

Load is constant
Set point is constant (Correct Answer)
Neither load nor set point is constant
Both set point and load are constant

62 A is a 3 by 4 rent real matrix and Ax=b is an inconsistent system of equations. The highest possible rank of A is
…………..

4
1
2 (Correct Answer)
3

63 Which of these instruments has highest power consumption?

Moving coil
Electrostatic
Hot wire (Correct Answer)
Dynamometer

64 The basic programming unit of a PL/ SQL code is a …………..

Procedure
Block (Correct Answer)
Sub program
Module

65 A single instruction to clear the lower four bits of the accumulator in 8085 assembly language is ………………………….

ANI 0FH
ANI F0H (Correct Answer)
XRI 0FH
XRI F0H
66 Transistor can act as electronic switch in ………………….

Linear region (Correct Answer)

Triode region
Cut-off region
None of these

67 Depletion MOSFETs can operate in …………………..

Depletion made only

Enhancement made only
Both Depletion and Enhancement mode (Correct Answer)
None of these

68 The photocurrent generated is in the order of ………………….

Ampere
Milliampere
Microampere (Correct Answer)
None of these

69 Sensors contain ………………..

ADC (Correct Answer)

DAC
XYZ
ABC

70 The principle of operation of a VMOS device is similar to that of ……………………

Insulated gate bipolar transistor

Enhancement MOSFET (Correct Answer)
Junction FET
Depletion MOSFET

71 Which pin is used to access external memory?

RST
EA (Correct Answer)
ALE
PSEN

72 The NOR-NOR realization is equivalent to………………….

NOT-AND realization
OR-AND realization (Correct Answer)
OR-NOT realization
AND-OR realization

73 HTL is a modified form of ……………………

CMOS
TTL
NMOS
DTL (Correct Answer)

74 Important micro controller sources are ………………………

Intel, Philips, Motorola, Harvard and Princeton (Correct Answer)

Harvard and Princeton
Intel, Motorola, and Phillips
Motorola, Intel and Harvard
75 Which of the following operations is commutative but not associative?

NAND
OR
AND (Correct Answer)
EX-OR

76 Class A amplifiers are generally used as …………………….

Power amplifier (Correct Answer)

RF amplifier
Audio amplifier
None of these

77 Which of the following is not a part of quality audit?

Not including all activities within the company's normal operating procedure. (Correct Answer)
Discussions with staff
Examination of procedures
Examinations of records and results

78 An assembler that runs on one machine but produces machine code for another machine is called …………………….

Emulator
Cross assembler (Correct Answer)
Simulator
Boot strap loader

79 A system that converts a digital signal into an analogue signal is called ……………….

ADC (Correct Answer)

DAC
DDC
AAC

80 Memories are used in digital systems to store ……………………

instructions
data
intermediate and final results
All of these (Correct Answer)

81 What are the minority carriers in n-type semiconductors?

Protons
Holes (Correct Answer)
Electrons
Positrons

82 What is the derivative of a step function?

Zero
An impulse function (Correct Answer)
A ramp function
A constant

83 What is LVDT?

Acceleration transducer
Velocity transducer
Displacement transducer (Correct Answer)
Pressure transducer
84 The clock of a microprocessor can be divided by 5 using a ……………….

5 bit counter
Mod 5 counter (Correct Answer)
Mod 3 counter
3 bit counter

85 How can random errors be assessed?

By performing sensitivity analysis

Statistically (Correct Answer)
Experimentally
Empirically

86 Recurrent costs are Proportional to …………….

Power
Current (Correct Answer)
Volume
Voltage

87 A CRO cannot be used for direct measurement of ……………………..

Current
Voltage
Power (Correct Answer)
Frequency

88 For low values of drain source voltages, the JFET acts as ………………………..

Voltage source
Current source
Resistor (Correct Answer)
BJT

89 The out-put of a thermo couple is …………………..

DC current
AC voltage
DC voltage (Correct Answer)
AC current

90 Open loop control system is one in which the control action ………………

Depends on system variables

Depends on the input signal
Depends on system size
Is independent of the desired output (Correct Answer)

91 What is the number of bits in a byte?

16
4
2
8 (Correct Answer)

92 Tachometer is an instrument for measuring …………………….

Torque
Rpm (Correct Answer)
Rotational kinetic energy
Distances
93 The fourth generation consists of ………………… bit microprocessors.

14
16
32 (Correct Answer)
18

94 A Q-meter does not measure …………………

Self capacitance
Inductance
Frequency
Energy (Correct Answer)

95 The temperature regulating component of an automatic electric iron is ………………

Sole plate
Thermostat (Correct Answer)
Pressure plate
Heating element

96 In Electronics, a wafer is also called a slice or ……………….

Silicon
Substrate (Correct Answer)
Crisp
Disk

97 VLSI stands for ………………..

Very laplace scale integration

Very large scale integration (Correct Answer)
Verilog large scale integration
Very large system integration

98 Process of linearly increasing the amplitude of an electrical signal is called …………

Amplification (Correct Answer)

Fabrication
Switching
Multiplexing

99 What is the most important consideration when a crystal diode is used as rectifier?

A rectifier
An amplifier
A multivibrator
A voltage regulator (Correct Answer)

100 Which one of the following transducer is made of a semiconductor?

Thermistor (Correct Answer)

Microphone
Thermometer
Thermocouple

101 Which of the transistor configurations is capable for providing both voltage and current gains?

Common base
Common collector
Common emitter (Correct Answer)
Both common emitter and common base
102 What is SCHOTTKY diode?

Majority carrier device (Correct Answer)

Minority carrier device
Fast recovery diode
Both minority and majority carrier diode

103 Which of the following is volatile?

Bubble memory
Magnetic disc
ROM
RAM (Correct Answer)

104 The difference between the lower and higher values that an instrument is able to measure is called ………………..

Accuracy
Error
Range (Correct Answer)
Sensitivity

105 Minimization of logical expressions while designing digital systems helps in reducing ……………………..

Cost
Space requirements
Power requirements
All of these (Correct Answer)

106 MSI must have gates less than ……………………

10
100
20
1000 (Correct Answer)

107 Reverse recovery current in a diode depends upon…………….

Storage charge (Correct Answer)

Temperature
PIV
Forward field current

108 Parameters defined in a Form cannot be used …………………….

In the trigger code

As property values
In the WHERE Clause Property
None of these (Correct Answer)

109 Defibrillators discharge a strong electrical current through the patient's heart and attempt to shock the ……………. to
resume its control.

AV node (Correct Answer)

Purkinje fibres
SA node
Bundle of HIS

110 The first operating system used in microprocessors is ………………….

Multics
CP/M (Correct Answer)
Zenix
DOS
111 Summary columns can be used to display …………………

Total
Minimum value (Correct Answer)
Average
None of these

112 If a control system has transportation lag, its stability can be best analysed by ……………..

Frequency response methods (Correct Answer)

Root locus methods
Routh test
None of these

113 The stroboscope is used to measure …………………….

Displacement speed
Pressure
Speed (Correct Answer)
Temperature

114 What is the definition of accuracy?

A measure of how often an experimental value can be repeated

The closeness of a measured value to the real value (Correct Answer)
The number of significant figures used in a measurement
None of these

115 When two interacting first order systems are connected in series, the overall transfer function is …………………

Second order (Correct Answer)

Fourth order
Zero order
First order

116 How much is the internal RAM memory of 8051?

64k
256 byte
128 byte (Correct Answer)
4k

117 BSIM was developed in ………………..

1970
1958
1963 (Correct Answer)
1947

118 As the accelerating voltage increases, the wave length of electron as wave ………………..

Increases
Remains same
Decreases (Correct Answer)
Up to 100keV increases and then decreases

119 A public institution for standardizing and verifying instruments, testing materials, and determining physical
constants is called ……………….

IPL
BPL
NPL (Correct Answer)
NMI
120 For un-nested calls, …………………..

Saving PC is necessary
SP is necessary
SP is not necessary
Saving PC and LR is necessary (Correct Answer)

121 Fusible link is associated with …………………

ROM
RAM
PROM (Correct Answer)
EPROM

122 A single tank system is a ………………………..

First order system (Correct Answer)

Second order system
Third order system
Fourth order system

123 The band gap energy of Germanium at 300K is …………………..

1.121eV
0.785eV
1.212eV
0.718eV (Correct Answer)

124 The process, energy or material which is manipulated to hold the controlled medium at its desired value is called
……………

Controlled variable
Manipulated variable
Controlled agent (Correct Answer)
None of these

125 An automatic control system …………………..

Cannot control itself

Required an additional controller
Control itself (Correct Answer)
None of these

126 Which of the following are registers?

Program counter
Stack pointer
Accumulator (Correct Answer)
Buffer

127 What are the issues included in the circuit design?

Selection of technology
Reliability
High speed design
All of these (Correct Answer)

128 The stack operates as ……………………..

FIFO
LIFO (Correct Answer)
LILO
None of these
129 HIS unit is ……………….

To save the results and instances of the events at FIFO

To capture timing instances on the input events
To save the input bits at high speed
To give high speed inputs to the timer (Correct Answer)

130 CMOS offers high …………….

Input impedance
Output impedance (Correct Answer)
gain
Switching

131 Heat sinks are used in power transistors to ……………………

Reduce the junction temperature

Reduce the transistor power
Increase the ambient temperature
Increase the collector current (Correct Answer)

132 Elasticity cannot be applied to …………………

Frames
Lines
Rectangles (Correct Answer)
Data objects

133 What is the radix of binary number?

8
1
0
2 (Correct Answer)

134 A micro controller should consist of at least ………………….

RAM/ ROM, I/O ports and timers

CPU, RAM, ROM, I/O Ports and timers (Correct Answer)
CPU, ROM, I/O ports and timers
CPU, RAM, I/O Ports and timers

135 Who showed that electron also propagates like a wave?

Phillip Lenard
Wilhelm Ludwig Franz Hallwachs
Louis de Broglie (Correct Answer)
Albert Einstein

136 The storage capacity of a floppy is maximum in ………………..

DSSD
DSDD (Correct Answer)
SSDD
SSSD

137 Which among the following is not a peripheral hardware device in a computer system?

Keyboard
Printer
HDD (Correct Answer)
Optical drive
138 The function of the trigger level control in a frequency counter is to ……………

Control the counting register

Generate the triggering signal
Control the display
Shift the hysteresis levels to enable positive or negative pulse trains to be counted (Correct Answer)

139 Which one of the following is the advantage of pneumatic system?

For low cost layout (Correct Answer)

For increasing the rate of production
For better working environment
All of these

140 Complementary outputs are available in ……………………..

ECL gates (Correct Answer)

TTL gates
DTL gates
HTL gates

141 A micro computer is a computer that uses a …………….. for its CPU.

Registers
Chips
Microprocessor (Correct Answer)
Vacuum tube

142 When a reverse bias is applied to diode , it will ………………..

Raise the potential barrier (Correct Answer)

Lower the potential barrier
Increases the majority carrier a current greatly
None of these

143 Which of the following is considered to be a fourth generation language?

Visual basic
JAVA
SQL (Correct Answer)
COBOL

144 Which one of the following is a passive transducer?

Photovoltaic cell
Thermocouple
LVDT (Correct Answer)
Piezoelectric

145 Addition of all gray code to convert decimal (0-9) into gray code is …………….

53 (Correct Answer)
129
69
108

146 Response of a system to a step input is called ……………………..

Frequency response
Unit step response
Step response (Correct Answer)
Impulse response
147 The ratio of output to input is called …………..

Noise
Feedback
Gain
Pulse (Correct Answer)

148 Drift current in semiconductors depends upon ………….

Both the electric field and carrier concentration gradient

Only the electric field
Only the carrier concentration gradient
Both electric field and carrier concentration (Correct Answer)

149 Fresnel biprism produces …………………

A number of real coherent sources

Two virtual coherent sources
A number of virtual coherent sources
Two real coherent sources (Correct Answer)

150 Program units in a package can be overloaded based on the ……………….

Modes of the parameters

Data type family of the parameters
Listed order of the parameters
number of parameters (Correct Answer)