BSNL Previous Year Papers
Dear job grabbers, you can download the BSNL Previous
Year Exam Question Papers from this web page if you are
going to be
a part & are preparing in JE/ TTA/ MT examination. BSNL Previous year
question papers are very significant article for preparation of this exam.
Every year lots of capable applicants wrote in examination to get job in Bharat
Sanchar Nigam Limited. It helps in so many ways to crack BSNL JE/ TTA/ MT examination.
So, if you are preparing for this examination they are required to prepare through
previous year papers of BSNL in order to get a well knowledge of questions and
for that you should download it from official website of Bharat Sanchar Nigam
Limited that is www.bsnl.co.in.
Candidates are advised to download BSNL JE/ TTA/ MT Exam
Previous Year Papers and receive an idea of the pattern of
examination, types of question, time management & other in order to score better
in Examination of BSNL. Various job grabbers have applied for BSNL exam
notification successfully. Capable applicants must good prepare to join Bharat
Sanchar Nigam Limited on applied position. Therefore, job grabbers should start
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take help from some connected books. If you want to grab BSNL books details
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BSNL Updates
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to know good knowledge of questions which will arrive in future years. To grab
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www.bsnl.co.in Previous Year Question Paper Details
Name of the
Organization
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Bharat Sanchar Nigam
Limited
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Page Include
Information about
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BSNL Previous Year
Papers
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Name Of the Exam
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JE/ TTA/ MT
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Date of Exam
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Available soon
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www.bsnl.co.in Previous Year Question Paper Overview
Question. 1 A house served by a 220V supply light,
is protected by a 9-Ampere fuse. The maximum number of 60 W bulbs in parallel
that can be turned on is
(a) 11
(b) 22
(c) 33
(d) 44
Answer: C
Question. 2 A capacitor of 1 Q.4 μF initially charged to
10 V is connected across an ideal inductor of 0.1 mH. The maximum current in
the circuit is
(a) 0.5 A
(b) 1 A
(c) 1.5 A
(d) 2 A
Answer: B
Question. 3 An n-channel JFET has I Q.2 DSS = 1 μA
& VP =–5V. The maximum trans conductance is
(a) gm = 0.4 milli mho
(b) gm = 0.04milli mho
(c) gm = 0.04 mho
(d) gm = 0.4 millimilli mho
Answer: D
Question.4 Silicon has a preference in IC
technology because Q.5
(a) it is an indirect semiconductor
(b) it is a covalent semiconductor
(c) it is an elemental semiconductor
(d) of the availability of nature oxide SiO
Answer: D
Question.5 An analog voltmeter has a sensitivity of
10kΩ/volt. The galvanometer used in constructing the instrument will produce a
full scale deflection when the current passed through it is
(a) 10 mA
(b) 20 mA
(c) 50 mA
(d) 100 μA
Answer: D
Question.6 The base to base resistance of a UJT is
6 K Ohm when the emitter current is zero. If B1 R = 3.6 K Ohm, the intrinsic
stand off ratio is
(a) n = 0.66
(b) n = 0.6
(c) n = 6.0
(d) n = 3.6
Answer: B
Question.7 Transient signals can be observed using
(a) Storage oscillocope
(b) Sampling oscilloscope
(c) Wave analyzer
(d) Spectrum analayzer
Answer: A
Question.8 A power diode has lightly doped n type
substrate sandwiched between heavily doped p and n regions
(a) To increase reverse breakdown voltage
(b) To reduce ohmic loss under forward bias
(c) To decrease switching time of the power diode
(d) To improve transient behaviour of the diode
Answer: D
Question.9 A P-controller is used to adjust the
outer level of a tank in range of (0-10)m. The desired level is 5 m. The
controller should fully close the valve, if level rises to 5.5 m and it should
fully open the valve, if level falls to 4.5 m. What should be the % P-band?
(a) 1
(b) 5
(c) 7
(d) 10
Answer: D
Question.10 Some system architects do not find RISC
instruction repertoire to be cost-effective because it
(a) Result in large increase in programme size
(b) Result in complex structure of microcode
(c) Has been observed that an average compiler does not employ
more than a limited subset of available instructions
(d) Results in complex decoding of opcode filed resulting
in longer execution time
Answer: A
Question.11 What addressing mode is used in the
instruction RET?
(a) Direct
(b) Immediate
(c) Implicit
(d) Register-indirect
Answer: D
Question.12 The speed of an audio cassette tape in a
cassette player is 5cm/ sec. If the maximum frequency that needs to be recorded
is 20 KHz, the minimum spatial wavelength on the tape is
(a) 40 μm
(b) 25 μm
(c) 4 μm
(d) 2.5 μm
Answer: D
Question.13 In order to generate electron-hole
pairs, the maximum wavelength of radiation for Silicon (Band gap = 1.1 eV) is
(a) 1.88 μm
(b) 1.68 μm
(c) 1.13 μm
(d) 1.54 μm
Answer: C
Question.14 Which of the following pairs of crystal
structure possesses the same atomic packing density?
(a) Simple cubic & body centred cubic
(b) Body centred cubic & face centred cubic
(c) Face centered cubic & hexagonal close packed
(d) Body centred cubic & hexagonal close packed
Answer: C
Question.15 In a power transformer, the fundamental
frequency of the hum arising due to magnetostriction is
(a) Equal to the line frequecy
(b) Double the line frequency
(c) 4 times the line frequency
(d) Not related to the line frequency
Answer: B
Question.16 The polar bonds existing in III-V
compound semicondutor, may be considered as equivalent to
(a) 1 ionic bond and 3 covalent bonds
(b) 1 ionic bond and 4 covalent bonds
(c) 2 ionic bonds and 2 covalent bonds
(d) 2 ionic bonds and 4 covalent bonds
Answer: A
Question.17 In a regenerative braking, which of the
following is generally true?
(a) Back e.m.f. in the motor exceeds the applied voltage
(b) Back e.m.f. is less than the applied voltage
(c) Kinetic energy of the motor is dissipated in a resistance
(d) Kinetic energy of the motor is dissipated through free
wheeling diode across the motor
Answer: A
Question.18 To distinguish between signals having
very close values, we need an instrument with
(a) High accuracy
(b) High resolution
(c) High sensitivity
(d) High linearity
Answer: B
Question.19 The trace on an oscilloscope continually
moves to the right of the screen when
(a) The sweep is triggered.
(b) The sweep period is larger than the signal period.
(c) The sweep period is smaller than the signal period.
(d) There is no weep.
Answer: B
Question.20 An optical fiber cable laid underground
has developed a discontinuity at a distance d from the source end. The fault
can be located using the instrument
(a) Optical spectrum Analyzer (OSA)
(b) Optical Time Domain Reflectometer (OTDR)
(c) Optical Power Meter (OPM)
(d) Laser Diffractometer (LD)
Answer: B
Question.21 By which of these nicknames is Nagpur
also known as?
(a) Diamond City
(b) Orange City
(c) Pink City
(d) City of Lakes
Answer: B
Question.22 Which of these is a traditional Sikh
Maritial Art named after a stick used to practice sword fighting?
(a) Gatka
(b) Hola Mohalla
(c) Shakhl
(d) Kakaar
Answer: A
Question.23 Maulana Abul Kalam Azad’s Birthday on 11
November is celebrated in India as what?
(a) National Education Day
(b) National Integration Day
(c) National Minority Day
(d) National Sports Day
Answer: A
Question.24 At which of the following places Diesel
Component Works is established?
(a) Jamshedpur
(b) Patiala
(c) Perambur
(d) Varanasi
Answer: B
Question 25. The All Women Expedition Team of the
Indian Air Force which scaled the Mount Everest some time back was headed by
(a) Sqn. Ldr. D. Panda
(b) Sqn. Ldr. Nirupama Pandey
(c) Flt. Lt. Nivedita Choudhary
(d) Flt. Lt. Rajika Sharma
Answer: B
Question.26 The zero flag of 8085 microprocessor is
to be set keeping the content of the accumulator unchanged. Which instruction
is to be used?
(a) MOV A,A
(b) ANI 00H
(c) XRA A
(d) CMP A
Answer: D
Question.27 To establish a communication between
8085 microprocessor and 8255 Programmable Peripheral Interface chip. The status
of the chip select input would be
(a) TRISTATE
(b) HIGH
(c) LOW
(d) DON’T CARE
Answer: C
Question.28 Which flag does not change by the
execution of the instruction DCR B in 8085 microprocessor?
(a) Parity
(b) Carry
(c) Zero
(d) Sign
Answer: B
Question.29 Suppose that data items, numbered 1, 2,
3, 4, 5 and 6 come in the input stream in this order. By using a queue, which
of the following rearrangement can be obtained in the output order ?
(a) 1 2 3 4 5 6
(b) 2 4 3 6 5 1
(c) 4 2 1 3 5 6
(d) 1 2 6 4 5 3
Answer: A
Question.30 For an antenna to be
frequency-independent, it should expand or contract in proportion to the
(a) Gain
(b) Directivity
(c) Impedance
(d) Wavelength
Answer: C
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