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Quiz No 2 Data communication (CS601) Solution and Discussion Spring 2014 Due Date: June 04, 2014

Dear Students,

Quiz No. 2 of CS601 will be held on June 03, 2014 and will also remain open on June 04, 2014.

Lecture no. 11 to 20 will be included in the quiz.

You are required to attempt the quiz as early as possible once it is available to you.

Best of Luck! Regards,

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Please all students related this subject Share your online Quizzes here to help each other.thanks

 

Please share the question and their answers of this quiz if anyone has done.
Thanks. 

(CS601) Quiz 2 | Date: June 3, 2014 | Time: 10:30 AM

1. There are _________ types of serial transmission.

3
4
2
none


2. Quantization is a method of assigning __________ values in a specific range to sampled instances.

negatiuve
positive
bianry
integral


3. There are ________ types of digital to digital encoding.

2
3
4
5


4. _________ rate is the number of bits transmitted during 1 s.

bit
baud
modulation
sampling


5. ____ is a type of transmission impairment in which the signal loses strength due to the resistance of the transmission medium.

Attenuation
Noise
Distortion
Desibles

Answers:

1. 2
2. integral
3. 3
4. bit
5. Attenuation

6. __________ is not susceptible to the noise degradation that affects ASK

ask
psk
fsk
4psk


7. Analog To Analog Conversion Methods include ______.

AM, PM and FM
AM, FSK and PM
AM, PM and QAM
none


8. Asynchronous transmission is fast as compared to synchronous transmission.

true
false

9. The inversion of the level represents a 1 bit in ______ encoding

NRZ-I
NRZ-L
RZ
Manchester

10. In _________ type of encoding, 1’s and 0’s generated by the computer are translated into voltage pulses that can be propagated over the wire

Digital/digital
Analog/digital
Digital/analog
Analog/analog

Answers:

6. psk
7. AM, PM and FM
8. false
9. NRZ-I
10. Digital/digital

question 8 ka true

 bhai + Ahmad....sukriya for sharing.....koi r b jis ne kar liye hain must post kare

(CS601) Quiz 2 | Date: June 3, 2014 | Time: 01:10 PM


1. ___________ can be measured by measuring the vertical distance from a given point on the wave form to the horizontal axis.

Phase
Amplitude
Frequency

2. In synchronous transmission the ___________ separates that string into the bytes or characters it need to reconstruct the information.

Receiver
Sender
Transmitter
None of the given

3. What is the period of A Sine wave having frequency of 10 Hz.

0.2
0.1
0.5
0.3

4. ________ is the simplest type of bipolar encoding

AMI
NRZ
RZ
B8ZS


5. In ______, both peak amplitude and frequency remains constant as the phase changes.

PSK
QAM
ASK
BOTH PSK & QAM

Answer:

1. Amplitude
2. Receiver
3. 0.1
4. AMI

5. PSK

well done ahemad bahi very well work

AOA i make one file fellow my quizz is 6 to 7 in this file

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@ Hassan raza, good job  

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