Network Administration Questions

Q:

What is TDM?

Answer

TDM is a digital process that can be applied when the data rate capacity of the transmission  medium is greater than the data rate required by the sending and receiving devices.

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Q:

What is CIDR?

Answer

Classless Inter-Domain Routing 

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Q:

What is the Routing Information Protocol or RIP?

Answer

RIP is a is an interior gateway protocol that was often used in interior networks and in some degree in internet networks. It helps the router adapt to the modifications that are made in a network regarding connections. Now it become less used since more efficient protocols were implemented like OSPF or IS-IS. It is limited to a lower number of routers, a maximum of fifteen router.

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Q:

What is multicast?

Answer

To send data/info to group of computers using same network

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Q:

What is the difference between TCP and UDP?

Answer

TCP-Transmission Control Protocol


UDP- user Datagram protocol


UDP is user assisted program and converts the application into the encapsulated form and makes it end point for data to send and then TCP helps in transmission or broadcast!

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Q:

What command would you type in at a command prompt to view the IP address of the remote computer?

Answer

Ping


Netstat

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Q:

Which of the following topologies has the highest reliability?

A) Mesh B) Ring
C) Bus D) Star
 
Answer & Explanation Answer: A) Mesh

Explanation:

In the mesh topology, each computer is connected to the other with a separate physical link in a network. It is most reliable topology as the network does not get down in case one of the nodes is failed.

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Q:

What are the main advantages and disadvantages of Fiber-Optic-based networks?

Answer

Advantages      : More efficient and quality of service is better.


Dis advantages: Expensive, complicated

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