Question 1 (Marks: 3+4+3) Answer the following questions: Explain what might hap

Question

Question 1 (Marks: 3+4+3)

Answer the following questions:

Explain what might happen if two stations are accidentallyassigned the same hardware address?

If sharing reduces cost, why are shared networks used only forlocal communication?

Why wireless LAN can not use the same CSMA/CD mechanism thatEthernet uses?

Question 2

Complete given table and answer yes or no. (Marks:10)

Characteristic

CSMA/CD

CSMA/CA

Token Ring

Mutiple access

Carrier Sense

Collision checking

Acknowledgement

Characteristic

CSMA/CD

CSMA/CA

Token Ring

Mutiple access

Carrier Sense

Collision checking

Acknowledgement

Explanation / Answer

Characteristic

CSMA/CD

CSMA/CA

Token Ring

Mutiple access

Carrier Sense

Collision checking

Acknowledgement

Characteristic

CSMA/CD

CSMA/CA

Token Ring

Mutiple access

YES YES NO

Carrier Sense

YES YES                            NO

Collision checking

YES NO NO

Acknowledgement

NO NO YES

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