Ccna certification test/8 questions & Answers

Ccna certification test/8 questions &
Answers
What are the 7 layers of ISO Module - -Application
Presentation
Session
Transportation
Network
Data link
Physically

-What does the presentation layer answers - -How should this data be
presented

-What happened at presentation layer - -Encryption takes place at this layer

-What is the session layer - -This layer is the MANGER of the overall data
transfer process.

-What does the session layer handle - -Creation, maintenance, and
teardown of the communication channels.

-What is the transport layer - -Extinguish a logical End-to-end connection
between to systems.

-What are two types of transport layer - -Transport control protocol (TCP),
and user diagram chronicle (UDP)

-What does network layer answer? - -What valid paths exists from here to
point B?

Of this paths, what is the best path to get to the point B?

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