Quiz_2_Tues_Evening - EE3015 Computer Networks Quiz 2 (45...

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EE3015 Computer Networks Quiz 2 (45 min.) Tues. evening Semester A, 2010/11 Name: ___________________________ Student ID: _____________________ Answer ALL questions. Write your answers on the question paper. 1. (9%) Describe what pulse coded modulation is. 2. (8%) What is the difference between multimode step-index fiber and multimode graded-index fiber? 3. (8%) Can collision detection be feasibly implemented for a wireless LAN? Why or why not? 4. (9%) Describe briefly what random access is and list three protocols in this category. 5.
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6. (6%) Which one of the following point-to-point data link control protocols, PPP and HDLC, is bit-oriented? 7.
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This note was uploaded on 05/01/2011 for the course ELECTRICAL EE3015 taught by Professor Albertsun during the Spring '11 term at City University of Hong Kong.

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Quiz_2_Tues_Evening - EE3015 Computer Networks Quiz 2 (45...

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