Test: Electronics & Communication- 2 - Electrical Engineering (EE) MCQ

ASK

FSK

PSK

QAM

1, 3 and 4 are correct

2, 3 and 4 correct

1, 2 and 3 are correct

1, 2 and 4 correct

Klystron

Magnetron

IMPATT

TWTA

TWT

Magnetron

Gunn diode

Reflex klystron

a

b

c

d

a

b

c

d

a

b

c

d

Miller sweep

Bootstrap sweep

Schmitt trigger

Triangular wave generator

(A + B) (+C) (B + C) = (A + B) (+C)

A B + C + BC = AB + BC

AB + C + BC = (A + B) (+C) (B + C)

(A + B) (+C) (B + C) = AB + C

1, 0, 1

0, 0, 1

1, 1, 1

0, 1, 1

0000

0101

1010

1111

a bistable multivibrator

an astable multivibrator

a monostable multivibrator

an oscillator

Complex, even and non-negative

Real, even and non-negative

Real, even and negative

Complex, odd and negative

to overcome quantizing noise

to protect small signals in PCM

to reduce impuse noise

to increase the power content

v_p v_g = c²

v_p + v_g = c

v_p/v_g = a constant

v_p + v_g = a constant

anode, catcher cavity, cathode and buncher cavity

cathode, buncher cavity, catcher cavity and anode

anode, buncher cavity, catcher cavity and cathode

cathode, catcher cavity, anode and buncher cavity

Waveguide

Microstrip line

Co-axial line

Parallel twin line

amplitude modulation

frequency modulation

pulse modulation

velocity modulation

PIN code

varactor diode

tunnel diode

Gunn diode

To indicate to user that the microprocessor is working and is ready for use

To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device

To slow down a fast peripheral device so as to communicate at the microprocessor's speed

None of these

A

B

C

D

A

B

C

D

10

5

1

0

Junction Capacitance

Charge Storage Capacitance

Depletion Capacitance

Channel Length Modulation

assembly of processors in a production line

creation of new programmes using different modules

translation of a programme from assembly language to machine language

translation of a higher level language into English text