CS601 Quiz 1 Updated

Cs601 Mid term

Topic 1 to 113 cover in this quiz

1. At the application layer, object/information is in the form of ________. Message…confirm

2. ___________ is the first step in PCM technique Sampling…confirm

3. Communication between two user in a cellular (Mobile) network is an example of __ communication

Full duplex….confirm

4. Transmission medium are of ______ types.

5. A frequency is called ____ if sine wave changes with time Infinte frequency…confirm

6. A frequency is called ____ if sine wave does not change with time Zero frequency ….confirm

7. Open system interconnection (OSI) has __ number of layers. 7…confirm

8. In unidirectional antenna, the common point where all the lines intersect each other is ___.

Focus…confirm

9. To calculate the data rate for noisy channel ____ formula is used. Shannon….confirm

10. Television broadcast where user can only view the information sent in the form of video is an example of _______ communication. Simplex

11. N= S*r is the formula for finding · Baud rate…..confirm · 12. TCP/IP protocol suit has _______ layers. 5….confirm

13. Unit of phase is _______.

Degree….confirm

14. For a noiseless channel theoretical formula to calculate the data rate was developed by.

Nyquist…..confirm

15. In context of bandwidth-delay product the cross section of the pipe represents the ______. Bandwidth…confirm

16. Uni polar Polar and Bipolar are types of _____ coding scheme. Line…confirm

17. In ___ scheme the voltages are on both sides of the time axis and voltage level for 0 can be positive ant the voltage level for 1 can be negative.

Polar….confirm

18. In _______ transmission medium start and stop bits are used Asynchronous….confirm from net
19. In layered architecture of network logical connection between layers means.

They are connected in peers…..confirm

20. OSI stands for _______.

Open system interconnection….confirm

21. Quadrature Amplitude Modulation is the mechanism of ______ conversion.

Digital to analog…confirm

22. Writing used for transmission modes depends upon ______. Data stream…confirm

23. The maximum bandwidth required for QAM transmission is the same as that required for _ and _______ transmission.

ASK, PSK

24. In optical fiber cable the ratio of the diameter of their core to the diameter of their cladding, both expressed in ______. Micrometers…confirm
25. Radio waves are propagated in _____ whenever they are transmitted by an antenna.

All direction …confirm from net

26. _______component of data communication governs the overall communication on the network.