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# Computer Networks

This is the collection of Sikkim Manipal University (SMU) question and answers for Computer Networks . It will help to prepare your examination. All question paper are classified as per semester, subject code and question type of Part A, Part B and Part C with multiple choice options as same as actual examination. SMU question papers includes year 2022, 2021, 2020 Sem I, II, III, IV, V, VI examinations of all subjects.

SMU question test set of old, last and previous year are updated regularly and it is absolutely free to use. Question paper includes Visual basic 6, VB.Net, C#, ASP.Net, Web, Oracle, Database, SQL, Software Engineering, C, C++, OOPS, MBA, MCA, BSC IT I have requested you kindly send me the question paper of Computer Networks , SMU - Bachelor of Science in Information Technology.

Course Name        BSc IT (Bachelor of Science in Information Technology)

Subject Code       BT0072 (Computer Networks )

Get Questions        PART - A    PART - B    PART - C

Subject : Computer Networks

BT0072 : PART - B

 Q. 1 Calculate the free space path Loss of a 100 km LOS link if operating frequency is 10GHz A) 60.4418dB B) 110.034dB C) 152.4418dB D) 96.72dB Q. 2 Space diversity is observed when A) Two or more carriers of the same frequency, are transmitted via physically separated paths in space B) Two or more carriers of different frequencies are transmitted at different physical levels in space C) Single carrier of different frequencies are transmitted at different physical levels in space D) Two or more carriers of the same frequency are transmitted at the same physical levels in space Q. 3 Which of the following points are false regarding satellite link frequencies? a) Commonly used uplink frequency is 4GHz b) Uplink frequency is always chosen to be greater than down link frequency c) Same frequencies are used for uplink A) a, b, c B) a, b C) b, c D) None of the above Q. 4 Distance of the obstacle from the transmitter is 35km and from the receiver is 45km, measured along the LOS. If the frequency of transmission is 3GHz, necessary clearance for the second FZ is ___ A) 34.64m B) 11.034m C) 62.74m D) 44.36m Q. 5 Which of the following definition regarding services and protocol is correct? a) Service is a set of operations that a layer provides to the layer above it. b) Protocol is a set of rules governing the format and meaning of the frames, A) a-T, b-T B) a-F, b-F C) a-T, b-F D) a-F, b-T
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