Answer Posted / rakesh kumar agrawal`

a)Hub is broadcast all the ports.Data is going to all the
computer one by one that the reasons of slow speed over the
network.
b)bandwidth is shared by all of the PC's connected to the
hub

Explain Various fields in Ethernet frame format

1617

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What is tdm?

1196

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Explain various cabling techniques used in IEEE 802.3 standard.

2128

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what is upsizing and downizing?

2623

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Differentiate between Baseband co-axial cable and broad band coaxial cable

1472

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what is the equivalent nx-os command for the "ip multicast-routing" ios command, and does the nexus 7000 support pim-sparse mode?

1250

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What is ISO-OSI reference model ? Compare it with TCP/IP reference model.

1672

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What is virtual path

1106

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What is the function of data link layer?

1170

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What is the difference between IE 6 & 8?

2330

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Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.

1743

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1.Explain the main purpose of IP address? 2.List two purposes for a web browser? 3.Explain an advantage and a disadvantage of multiple search engines? 4.Describe two roles of Internet Services Providers (ISPs)?

3952

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What is autonomous system

1154

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Differentiate between static and dynamic channel allocation.

2797

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What is multicast routing

1190

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