How many layers are there in OSI ? Why is it called OSI model ?

Answer Posted / lalit kumar

7 layers in the OSI model

application layer
presentation layer
session layer
transport layer
network layer
data-link layer
physical layer
the meaning of is open system internetwork

Is This Answer Correct ?    9 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Hi i need one website name.Which is used to identify or find the system or person who or which are logged in to the Internet or working with Internet.We can watch and access their drives(memory) also through that website.Could you please tell me which is that website.Please answer me.Advance thanks

1542


1).what is forest? 2).what is dns and dhcp port no's? 3).what is file system? 4).what is terminal server?

1745


Discuss the following terms with respect to ATM: VPI, UNI, asynchronous, AAL, Cell, PVC.

1331


How to make a port to a dedicated port through dll registration in a windows system

1502


what are the two sub layers of data link layer called ?

1542






Differentiate between stop-and wait ARQ and Go-back-N protocol.

3574


what is disk interleaving? why is disk interleaving adopted?

2137


Discuss the different factors affecting congestion control algorithms. ?

2800


Is the nyquist theorem true for optical fibre or only for copper wire ? Explain.

2748


1. What is LAN segmentation? Why it is used? What are the different techniques to create LAN segments?

2202


Explain CSMA/CD

1071


when I issue the "show ip route bgp" command, I see my routes being learned via ospf and bgp. How can I verify on the nx-os which one will always be used and which one is a backup?

694


what is scsi?. what we do if scsi/scsi drive failed?.

1882


what is the command to check how many port numbers are running with their specific protocols in linux pc

1729


Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?

1425