13.06.2020_EC8652 WC_UNIT 3_MCQ TEST

13.06.2020_EC8652 WC_UNIT 3_MCQ TEST

University

30 Qs

quiz-placeholder

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13.06.2020_EC8652 WC_UNIT 3_MCQ TEST

13.06.2020_EC8652 WC_UNIT 3_MCQ TEST

Assessment

Quiz

Other

University

Practice Problem

Hard

Created by

MAHESWARAN U

Used 7+ times

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30 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1.Bit error rate provides the information about the type of error.

true
false

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2. MSK is a special type of continuous phase frequency shift keying where the peak frequency deviation is___________ of bit rate.

¼th
twice
half
3/4th

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3.In MSK the _________________________ are used instead of rectangular pulses.

train of impulses
half sinusoidal pulse
triangular
square

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

4._____________ signalling is also referred as a fast frequency shift keying.

BPSK
QPSK
MSK
BFSK

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5.The ____________________ is used to smooth the phase trajectory of MSK signal and stabilize the frequency variation over time.

Gaussian pulse shaping filter
High pass filter
Pyrwits filter
Median FIlter

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6. ________________ is used to avoid the ISI in GMSK

Correlative level coding
Precoding
Ensemble coding
Statisical Filtering

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7. The MSK signal have continuous phase in all cases where as QPSK signal has abrupt phase shift of π/2 or π.

true
false

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