Explore topic-wise MCQs in Avionics.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.

1.

Telemetry, command, and control (TC&C) subsystem allow a ground station to monitor and control conditions in the satellite.

A. True
B. False
Answer» B. False
2.

Why is it not possible to provide transmit function by wideband amplifier and mixer circuits?

A. Heavy attenuation
B. High power output over wideband is not possible
C. Economically not profitable
D. Weight of the system increases five fold
Answer» C. Economically not profitable
3.

WHY_IS_IT_NOT_POSSIBLE_TO_PROVIDE_TRANSMIT_FUNCTION_BY_WIDEBAND_AMPLIFIER_AND_MIXER_CIRCUITS??$

A. Heavy attenuation
B. High power output over wideband is not possible
C. Economically not profitable
D. Weight of the system increases five fold
Answer» C. Economically not profitable
4.

Telemetry, command, and control (TC&C) subsystem allow a ground station to monitor and control conditions in the satellite.$

A. True
B. False
Answer» B. False
5.

What is the number of transponders if the satellite uses 12 channels of frequency and frequency reuse is implemented?

A. 12
B. 6
C. 24
D. 3
Answer» D. 3
6.

In a regenerative transponder, the signal is demodulated and modulated again before transmission.

A. True
B. False
Answer» B. False
7.

Which of the following transponders convert the uplink signal to downlink signal using two mixers

A. Single conversion transponders
B. Dual conversion transponders
C. Regenerative transponders
D. Dual mixer transponder
Answer» C. Regenerative transponders
8.

Why is there a huge spectrum space between the transmitted and received signal in satellite communication?

A. Reduce interference
B. Maximum efficiency
C. Less attenuation
D. To reduce space occupied by filters
Answer» B. Maximum efficiency
9.

Which of the following components receives, translates the signal frequency and re-transmits the signal in a satellite?

A. Repeater
B. Relay
C. Transponder
D. Transducer
Answer» D. Transducer
10.

Which of the following are common baseband signals transmitted from the earth ground station?

A. Navigational data, computer data, video
B. Computer data, navigational data, voice
C. Voice, video, computer data
D. Computer data
Answer» D. Computer data
11.

Which of the following is not a part of the propulsion subsystem of a satellite?

A. Gyroscope
B. Jet thruster
C. AKM
D. Fuel control system
Answer» B. Jet thruster
12.

Which of the following is not a satellite subsystem?

A. Ground station
B. Power system
C. Telemetry tracking
D. Communication subsystem
Answer» B. Power system