Explore topic-wise MCQs in Avionics.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.

1.

GLONASS time is related to which of the following?

A. UTC(USNO)
B. UTC(Moscow)
C. UTC(London)
D. UTC(Beijing)
Answer» C. UTC(London)
Discussion
2.

What is the spectral separation between each satellite L2 signal in the GLONASS?

A. 437.5kHz
B. 2MHz
C. 1240MHz
D. 562.5kHz
Answer» B. 2MHz
Discussion
3.

GLONASS time and GPS time follows leap the second correction.

A. True
B. False
Answer» C.
Discussion
4.

What are the frequency channels that GLONASS use as a technical channel?

A. i=-7 and +4
B. i=+5 and +6
C. i=-7 and +12
D. i=-2 and +7
Answer» C. i=-7 and +12
Discussion
5.

How are the ephemeris data broadcast in GLONASS?

A. ECEF coordinates
B. ECI coordinates
C. Directional cosines
D. Geodetic spherical coordinates
Answer» B. ECI coordinates
Discussion
6.

L1 and L2 signals are both contain PRN and navigational data.

A. True
B. False
Answer» B. False
Discussion
7.

Why was the frequency channel used by the GLONASS shifted down after 2005?

A. Political issue
B. Less power requirements
C. Avoid future MSS interference
D. Reduce atmospheric interference
Answer» D. Reduce atmospheric interference
Discussion
8.

What are the frequency channels that GLONASS use for normal operation?

A. i=-7 to +4
B. i=+5 to +12
C. i=-7 to +12
D. i=-2 to +7
Answer» B. i=+5 to +12
Discussion
9.

What is the spectral separation between each satellite L1 signal in the GLONASS?

A. 50kHz
B. 2MHz
C. 1240MHz
D. 562.5kHz
Answer» E.
Discussion
10.

What type of antenna is used in GLONASS satellites?

A. Helical
B. Beam antenna
C. Parabolic antenna
D. Loop antenna
Answer» C. Parabolic antenna
Discussion
11.

How are GLONASS satellites differentiated from each other?

A. FDMA
B. CDMA
C. TDM
D. WDM
Answer» B. CDMA
Discussion