DGCA Module 04 Quiz Questions and Answers

DGCA Module 04 Electronic Fundamentals Quiz Questions (Test 1) is created about on strengthen understanding of how electronic components, circuits and digital systems impact a/c maintenance reliability and performance.

This test is focuses on semiconductor theory, transistors, logic gates and circuit analysis techniques. It is designed for to learners ability to apply electronic principles in real world maintenance scenarios to minimize faults, improve troubleshooting and enhance overall system efficiency. It helps learners build a strong foundation for advanced avionics and electrical studies.

DGCA Module 04 Quiz Questions - Test 1

1 / 20

How is a PCB protected after manufacture.

With wax

With non-conductive varnish

By conformal coating

2 / 20

AC power is supplied to.

Torque receiver only

Torque transmitter only

Both the torque receiver and torque transmitter

3 / 20

.............. ICs are the most commonly used.

Thin film

Monolithic

hybrid

4 / 20

ICs are generally made of.

Silicon

Germanium

Copper

5 / 20

An IC has ................. size.

Large

Very Large

Extremely Small

6 / 20

A crystal diode has

One PN junction

Two PN junction

Three PN junction

7 / 20

A crystal diode has forward resistance of the order of.

Ω

kΩ

MΩ

None

8 / 20

If the arrow of crystal diode symbol is positive w.r.t. bar, then diode is ........ biased.

Reverse

Forward

Either forward or reverse

9 / 20

The reverse current in a diode is of the order of.

µA

10 / 20

The forward voltage drop across a silicon diode is about.

0.7 V

2.5 V

3 V

11 / 20

A germanium diode is used for.

Rectification

Voltage stabilization

Modulation

12 / 20

Why is a diode put in parallel with an LED.

So it will work only above a certain voltage

So it will work only below a certain voltage

To protect it from AC

13 / 20

When testing the forward bias of a diode with a multimeter.

The positive lead of the ohmmeter is placed on the cathode

The positive lead of the ohmmeter is placed on the anode

It does not matter which terminal the positive lead of the ohmmeter is placed

14 / 20

In an NPN transistor the P is the.

Emitter

Collector

Base

15 / 20

The output of a tachogenerator is.

Proportional to speed of rotation

Proportional to position

Proportional to acceleration

16 / 20

A semiconductor is formed by bonds.

Covalent

Electrovalent

Co ordinate

17 / 20

A semiconductor has temperature coefficient of resistance.

Positive

Negetive

Zero

18 / 20

The most commonly used semiconductor is.

Germanium

Silicon

Carbon

19 / 20

A semiconductor has generally valance electrons.

20 / 20

What gives the colour of an LED.

The plastic it is encased in

The active element

The type of gas used inside

Your score is

The average score is 69%

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DGCA Module 04 Quiz Questions and Answers – Mock Test 1

How is a PCB protected after manufacture.

AC power is supplied to.

.............. ICs are the most commonly used.

ICs are generally made of.

An IC has ................. size.

A crystal diode has

A crystal diode has forward resistance of the order of.

If the arrow of crystal diode symbol is positive w.r.t. bar, then diode is ........ biased.

The reverse current in a diode is of the order of.

The forward voltage drop across a silicon diode is about.

A germanium diode is used for.

Why is a diode put in parallel with an LED.

When testing the forward bias of a diode with a multimeter.

In an NPN transistor the P is the.

The output of a tachogenerator is.

A semiconductor is formed by bonds.

A semiconductor has temperature coefficient of resistance.

The most commonly used semiconductor is.

A semiconductor has generally valance electrons.

What gives the colour of an LED.

Test 2>>

Previous Years Question Papers (2017-2025)

Preparation Question Papers (Very Important Questions)

All Modules Quiz Questions (For Better Practices)

EASA DGCA All Module Books (Including Highlighted)

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How is a PCB protected after manufacture.

AC power is supplied to.

.............. ICs are the most commonly used.

ICs are generally made of.

An IC has ................. size.

A crystal diode has

A crystal diode has forward resistance of the order of.

If the arrow of crystal diode symbol is positive w.r.t. bar, then diode is ........ biased.

The reverse current in a diode is of the order of.

The forward voltage drop across a silicon diode is about.

A germanium diode is used for.

Why is a diode put in parallel with an LED.

When testing the forward bias of a diode with a multimeter.

In an NPN transistor the P is the.

The output of a tachogenerator is.

A semiconductor is formed by bonds.

A semiconductor has temperature coefficient of resistance.

The most commonly used semiconductor is.

A semiconductor has generally valance electrons.

What gives the colour of an LED.

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1 thought on “DGCA Module 04 Quiz Questions and Answers – Mock Test 1”

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