- Type
- Midterm past paper
- Course
- CS601 Data Communication
- Size
- PDF 655 KB
- Updated
- 23 Oct 2026
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Text from pages 2, 3, 4 of 43. Download the file for all 43 pages.
Q1. Vu-Topper RM (1 marks)
TCP/IP was presented by___________ in a research paper.
Vin Cerf and bob Kahn
Q2. Vu-Topper RM (1 marks)
HDB3 falls under which coding scheme?
Bipolar
Q3. Vu-Topper RM (1 marks)
Line coding scheme is roughly divide into___________ broad categories.? Five
Q4. Vu-Topper RM (1 marks)
A frequency is called ___________, if the rate of change in sine wave Is Instantaneous.
Infinite frequency
Q5. Vu-Topper RM (1 marks)
The bipolar encoding scheme was developed as an alternative of __________.
NRZ
Q6. Vu-Topper RM (1 marks)
In ____________ TCP/IP was declared as the official protocol of internet. 1983
Q7. Vu-Topper RM (1 marks)
If 32 bits are sent in two seconds then bitrate for that signal is
16 bps
Q8. Vu-Topper RM (1 marks)
Relatively measures the strength of two signals.
Decibel
Q9. Vu-Topper RM (1 marks)
In _______________ data moves faster and timing errors are less frequent because the transmitter and receiver time is synced.
Synchronous
Q10. Vu-Topper RM (1 marks)
PSK is ________ susceptible to noise as compared to ASK.
False
Q11. There are ____________ components of data communication system. 5
Q12. Vu-Topper RM (1 marks)
Which one of following is a scrambling coding technique?
B8ZS
Q13. Vu-Topper RM (1 marks)
In NRZ-I the signal is inverted if _________ is encountered. 1
Q14. Vu-Topper RM (1 marks)
If a digital transmission system is sending five bits in every half a second, the bitrate of the system will be ___________________.
5 bps
Q15. Vu-Topper RM (1 marks)
_________ layer is responsible for creating datagrams.
Network
Q16. Vu-Topper RM (1 marks)
_______________ is the Nyquist bit rate formula for noiseless channel.
BitRate=2*Bandwidth*log2 L
Q17. Vu-Topper RM (1 marks)
Signals travel through fiber optic cable are in the form of ___________. Light
Q18. Vu-Topper RM (1 marks)
When data is sent using __________________ , multiple data bits are transmitted over multiple channels at the same time.
parallel transmission
Q19. Vu-Topper RM (1 marks)
In Binary ASK, the peak amplitude of one signal level is 0 and the other is the same as the _______________ of the carrier.
Amplitude
Q20. Vu-Topper RM (1 marks)
_______________category of coaxial cable is used for thick Ethernet.
RG-58
Q21. Vu-Topper RM (1 marks)
Time taken by a periodic signal to complete one cycle is called ___________. period.
Q22. Vu-Topper RM (1 marks)
The most common type of connector used by coaxial cable is ___________.
BNC
RJ-11 RJ-57 RJ-45
Q23. Vu-Topper RM (1 marks)
Quadrature Amplitude Modulation is the mechanism of _______________ conversion.
Digital to analog
Analog to Analog Analog to digital Digital to digital
Q24. Vu-Topper RM (1 marks)
QAM stands for _________________________ .
Quadrature Amplitude Modulation
Q24. Vu-Topper RM (1 marks)
According to Nyquist theorem, the sampling rate must be at least ________ times the highest frequency contained in the signal.
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