OSI

Question 1

7+ Examples of application layer protocols

Answer 1

HTTP, FTP, DNS, SNMP, TELNET, POP3, SMTP, NTP

Question 2

Name the OSI layers in order

Answer 2

Application layer
Presentation layer
Session layer
Transport layer
Network layer
Data link layer
Physical layer

Question 3

Mention OSI layers and protocol example for each one

Answer 3

Application, http dns telnet ntp
Presentation, AppleTalk Transport Layer Security
Session, network file system
Transport, tcp udp
Network, IP
Data link layer, ethernet
Physical: DSL, Bluetooth

Question 4

Function of application layer and one example protocol?

Answer 4

High level protocols supporting specialized operations. HTTP

Question 5

Function of physical layer and one example protocol?

Answer 5

Transmission of raw bits. DSL/Bluetooth

Question 6

Function of presentation layer and one example protocol

Answer 6

Processes and delivers data for application layer. (Ehbed)

Transport layer security, appletalk

Question 7

Session layer function and one example protocol?

Answer 7

Manages sessions. Network file system.

Ehbed. Negotiating, establishing and ending sessions.

Question 8

Transport layer function and one example protocol?

Answer 8

Manages packets. Tcp/udp

Question 9

Network layer function and one example protocol?

Answer 9

Transfers packets of data.

IP

Question 10

Function & ex protocol Data link layer

Answer 10

Transfers data between network segments. Ethernet/frame relay