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ITI Previous Papers Electronics Mechanic (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEElectronics Mechanic (NSQF)
TRADE TYPEEngineering
YEAR1
EXAM DATE2023-07-18
EXAM TIME15:00:17:00
Question Paper MOCK TEST

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TRADE THEORY

What is the advantage of the Digital Storage Oscilloscope?

  1. Electron beam moves across the screen
  2. Stores digital data for later viewing
  3. Process signals in analog format
  4. Make measurement of digital data

Which circuit is also called as sequential circuit?

  1. Strobe
  2. Latch
  3. Flip flop
  4. Adder

What is the purpose of using positive feedback in amplifiers?

  1. To produce demodulation
  2. To produce multiplexing
  3. To produce oscillation
  4. To produce modulation

What is the maximum specified voltage for the TRIAC TIC 201D?

  1. 1.5 V
  2. 2.5 V
  3. 1.7 V
  4. 2.1 V

Name the PPE for protection from high noise level.

  1. Safety boot
  2. Hand screen
  3. Ear muff
  4. Helmet

What is the meaning of maximum safe reverse voltage across a diode?

  1. Knee voltage
  2. PIV voltage
  3. Reverse break down voltage
  4. Break down voltage

Which formula is used to find the conductance?

  1. V / I
  2. I x R
  3. Q / V
  4. I / V

Which metal has very good conductivity to the electric current?

  1. Copper
  2. Silver
  3. Gold
  4. Aluminium

In which measuring instrument this movement is used?

  1. Centre zero galvanometer
  2. Repulsion type MI meter
  3. Moving coil instrument
  4. Attraction type MI meter

What is the efficiency transformer coupled class A amplifier?

  1. Unity
  2. About 50%
  3. Less than 20%
  4. More than 60%

What is the colour of positive electrode in fully charged lead acid battery?

  1. Grey colour
  2. Reddish brown
  3. Red colour
  4. Spongy grey colour

What is the unit of electric charge?

  1. Hertz
  2. Coulomb
  3. Ampere
  4. Volts

What is the purpose of trimmer capacitor?

  1. Decoupling
  2. Filtering
  3. Coupling
  4. Fine tuning

What is the maximum blocking voltage of very high current handling IGBT modules?

  1. 6000 V
  2. 440 V
  3. 5000 V
  4. 1000 V

Which tool works on the principle of air suction?

  1. Soldering iron
  2. Soldering wick
  3. Desoldering pump
  4. Desoldering braid

Which IC is used for (DEMUX) function in data transmission?

  1. IC 7483
  2. IC 7486
  3. 74 LS 151
  4. 74 LS 138

How much is the impedance of the circuit?

  1. 20 Ω
  2. 40 Ω
  3. 50 Ω
  4. 30 Ω

What is indicated by the arrow marked ‘x’ in the sawing operation?

  1. Reversed position of blade
  2. Direction of motion of blade
  3. Direction of pressure
  4. Direction of cut

Which type of MOSFET construction is indicated?

  1. Dual-gate MOSFET
  2. Enhancement type MOSFET
  3. IGBT
  4. Depletion type MOSFET

Which configuration of transistor amplifier is most commonly used in electronic circuits?

  1. Common drain amplifier configuration
  2. Common emitter configuration
  3. Common collector configuration
  4. Common base configuration

How many electrons are contained in coulomb of electric charge?

  1. 6.25 x 1012 electrons
  2. 6.25 x 1018 electrons
  3. 6.25 x 1016 electrons
  4. 6.25 x 108 electrons

What is the name of circuit?

  1. DC restorer circuit
  2. Half wave rectifier
  3. Combination clipper
  4. Full wave rectifier

What is the maximum emitter to base voltage VEB (max) for the transistor BC 147?

  1. 8V
  2. 4V
  3. 5V
  4. 6V

What is the value of carbon composition resistor?

  1. 3900 Ω
  2. 3300 Ω
  3. 4700 Ω
  4. 2200 Ω

What is the range of output voltage of regulator IC LM 317?

  1. 1.2 V to 32 V
  2. 0 to 32 V
  3. 0 to 30 V
  4. 0 to 25 V

Which type of wave is generated in Schmitt trigger circuit?

  1. Sine wave
  2. Saw tooth wave
  3. Square wave
  4. Triangular wave

What is the another name of band stop filter?

  1. Time delay circuit
  2. Notch filter
  3. Phase shifter
  4. Snubber

Why transistors made of silicon is preferred over the germanium semiconductor material?

  1. Silicon transistor needs low cut-in-voltage
  2. Higher thermal stability
  3. Requires complicated bias arrangement
  4. Complex design

What is the name of Multi-turn potentiometers?

  1. Single turn trim pots
  2. Multi turn dual pots
  3. Single turn dual pots
  4. Multi turn trim pots

Which is the first step followed in troubleshooting of electronic circuit?

  1. Physical and sensory test
  2. Chemical test
  3. Thermal test
  4. Mechanical test

What is the propagation delay of the standard TTL chip?

  1. 10 ns
  2. 8 ns
  3. 12 ns
  4. 5 ns

What is the function of astable multivibrator in timer IC 555?

  1. Serving as voltage divider
  2. Serving as an oscillator
  3. Serving as comparator
  4. Acting as transducers

Find the value of shunt resistance required for 1 mA meter to extend the range and measure 10 mA (RM = 27 Ohm).

  1. 2 Ohms
  2. 1 Ohm
  3. 4 Ohms
  4. 3 Ohms

How many operational amplifiers are fabricated in the LM741 IC?

  1. One Op-Amp
  2. Four Op-Amps
  3. Three Op-Amps
  4. Two Op-Amps

What is the range of photo current for photo transistor BPX 38?

  1. 0.4mA to 3.8mA
  2. 0.2mA to 1.6mA
  3. 0.1mA to 1.2mA
  4. 0.3mA to 2.7mA

How the performance of the amplifier designed using the simulation software is tested?

  1. Using multimeter
  2. Using measuring equipments
  3. Using test and measuring equipments
  4. Using virtual instrumentation testing

How many layers of PN - junctions are used in SCR fabrication?

  1. Four layer three junctions
  2. Two layer two junctions
  3. Three layer three junctions
  4. Three layer four junctions

Determine the current flows through 2 Kilo ohm resistor (R2).

  1. 5 mA
  2. 8 mA
  3. 7 mA
  4. 6 mA

WORKSHOP CALCULATION AND SCIENCE

What is the value for specific heat of water?

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

Which is the unit electrical power?

  1. Ohms
  2. Ampere
  3. Volts
  4. Watts

What are the two classifications of system of units?

  1. Gravitational and non-gravitational
  2. Fundamental and derived
  3. Metric and International
  4. British and Metric

How many millimetres are there in 1 inch?

  1. 2.45 mm
  2. 24.5 mm
  3. 2.54 mm
  4. 25.4 mm

What is the boiling point of water?

  1. 32oC
  2. 212oC
  3. 0oC
  4. 100oC

What is termed as the quantity of matter contained in a body?

  1. Volume
  2. Density
  3. Specific gravity
  4. Mass

ENGINEERING DRAWING

Identify the name of instrument?

  1. Protractor
  2. Set square
  3. ' T ' square
  4. French curve

Identify the conventional symbol of material?

  1. Glass
  2. Porcelain
  3. Lead
  4. Steel

Which dimension correctly marked in the circle as per standard?

Compass used to draw for___.

  1. square
  2. triangle
  3. circle
  4. rectangle

Identify the name of tool?

  1. Steel rule
  2. Feeler gauge
  3. Surface gauge
  4. Try square

Which is the photovoltaic cell?

EMPLOYABILITY SKILLS

A software application used to enable computer users to locate and access web page is called ___________

  1. web browser
  2. web server
  3. email
  4. website

Which one is a correct channel through which marketers can reach customers?

  1. Manufacturer ® Retailer ® Customer
  2. Manufacturer ® Retailer ® Customer ® Wholesaler
  3. Manufacture® Retailer ® Wholesaler ® Customer
  4. Manufacturer ® Customer ® Retailer

What actions should be taken after getting to know customer suggestions/problems?

  1. Ask, Solve
  2. Ask, Followup
  3. Ask, Categorize, Act, Followup
  4. Ask, Act, Categorize

____ tab is used to insert charts, graphs, images and page number into a word file.

  1. Review pane
  2. Standard tab
  3. Formatting tab
  4. Insert tab

As compared to small scale business, large scale business require..............………

  1. more no. of person
  2. less no. of capital
  3. small machines and tools
  4. less no. of persons

People from all religions or no religions are treated equally means……

  1. non secular
  2. religious
  3. democratic
  4. secular Country

The expansion of SIDO is…………

  1. Small Industries Development Organization
  2. Small Investment Development Organization
  3. Small Income Development Organization
  4. Standard Industry Development Organization

Which is not the online payment App?

  1. Paytm
  2. India Pay
  3. PhonePe
  4. Hoogle Pay

Which one is a “Do’s” of discussion etiquettes?

  1. Listen to others
  2. Use impolite or rude language
  3. Loose your temper
  4. Talk about irrelevant details

Gender stereotypes can be………

  1. playful
  2. harmful and hurtful
  3. cheerful
  4. personality development

What should come next after “selecting the solution” in problem solving process?

  1. Identify the problem
  2. Look for alternate
  3. Implement the solution
  4. Root cause analysis

Goals are categorized as ______________

  1. inner and outer
  2. intrinsic and extrinsic
  3. short-term and long-term
  4. good and bad

Which is a silent letter in the word “ANSWER”?

  1. S
  2. W
  3. E
  4. R

For short distance, which network type should be used?

  1. WAN
  2. LAN
  3. CAN
  4. MAN

You withdraw Rs.500/- from an ATM. The ATM machine gives out Rs.5000/-. Which of the following would be ethically correct?

  1. Take the money
  2. Make a complaint
  3. Give the money to the poor
  4. Drop the money near ATM

In MS Excel, to insert a formula in cell, we must begin the entry with an operator ___________

  1. $
  2. @
  3. =
  4. #

Which punctuation mark should be used in the following sentence? Is there any site engineer here

  1. ? (question mark)
  2. , (comma)
  3. . (full stop)
  4. ! (exclamation)

Which one is a Do’s in interview etiquette?

  1. Be confident
  2. Too excessive in gesture
  3. Lie about abilities to get job
  4. Dress too casually

Which of these should be considered while making decisions?

  1. The rules of your community
  2. Your mood
  3. Your personal priorities.
  4. The choices of your friends

An illegal activity committed on the internet is called___________

  1. social networking
  2. cyber crime
  3. virus
  4. search engine

_______ can help me learn English.

  1. dedication
  2. anger
  3. shyness
  4. fear

What is shortcut key for “Paste” command?

  1. Ctrl + V
  2. Ctrl + X
  3. Ctrl + C
  4. Ctrl + A

Entrepreneurship is also termed as…..

  1. employer
  2. investor
  3. self employment
  4. employment seeker

To grow yourself you must…….

  1. know your office
  2. know your country
  3. know your institute
  4. know yourself

Fill in the blank with proper reflexive pronoun. “She has hurt___________”

  1. herself
  2. myself
  3. itself
  4. himself

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