Explore topic-wise MCQs in Avionics.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following bit has an error if odd parity is used?

A. A
B. B
C. C
D. DView Answer
Answer» C. C
Discussion
2.

Data is transmitted in 512 bytes. What is the average number of errors expected if the system BER is 2:10,000?

A. 1
B. 0
C. 0.542
D. 0.819
Answer» E.
Discussion
3.

Speed of transmission is increased by channel encoding.

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

Why can Digital data use time division multiplexing?

A. Less power
B. High power
C. Discrete data
D. Continuous data
Answer» D. Continuous data
Discussion
5.

Data is transmitted in 512 bytes. What is the average number of errors expected if the system BER is 2:10,000?

A. 1
B. 0
C. 0.542
D. 0.819
Answer» E.
Discussion
6.

What is the number of error bits that occur for a given number of bits transmitted called?

A. Bit error
B. Error rate
C. Bit error rate
D. Error bit rate
Answer» D. Error bit rate
Discussion
7.

What is the process of digital communication where a threshold value is set at the receiver to reduce noise?

A. Signal threshold
B. Data regeneration
C. Signal regeneration
D. Signal cut off
Answer» D. Signal cut off
Discussion
8.

Why is digital data not easily affected by noise?

A. High power transmission
B. Cannot easily change binary 1 to 0
C. High frequency transmission
D. Low frequency transmission
Answer» C. High frequency transmission
Discussion
9.

Which of the following is false with respect to digital data transmission?

A. LAN is a digital data transmission
B. Can transmit binary data
C. Only restricted to communication between computers
D. Can transmit analog data
Answer» D. Can transmit analog data
Discussion