WCM Chapter 2

WCM Chapter 2

12th Grade

52 Qs

quiz-placeholder

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WCM Chapter 2

WCM Chapter 2

Assessment

Quiz

Professional Development

12th Grade

Practice Problem

Medium

Created by

ALAIN Cheong

Used 13+ times

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52 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sine waves have a pure sound because they consist of energy at only _______ frequency.

two

half

three

one

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Nyquist Rate for 80 kHz signal frequency

240 kHz

80 kHz

160 kHz

40 kHz

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The distance travelled by a wave during the time of one cycle is called the ____________.

Wavelength

Frequency

Amplitude

Period

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one does not belong to Analogue to PCM conversion

Sampling

Signaling

Encoding

Quantization

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In 'Unipolar Encoding', a Positive voltage represents ________, and Zero voltage indicates a __________

0, 0

1, 1

0, 1

1, 0

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In 'Manchester' line coding, there is a transistion at ____________________.

start & end of each bit period.

middle of each bit period

start of each bit period.

end of each bit period

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An analogue signal carries 4 bits in each signal element. If 1000 signal elements are sent per second, find the 'Baud Rate'.

1000 bauds per second

2000 bauds per second

4000 bauds per second

3000 bauds per second

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