Revision March 1 2024

The layer responsible for source to destination delivery is

• Data layer

• Physical layer

• Network layer

• None

Main functions of network layer

• Logical addressing

• Routing

• Logical Addressing and Routing

• None

The main functions of transport layer in OSI model

• Segmentation

• Connection control

• Flow control & Error control

• All

The main functions of session layer in OSI model

• Dialogue control

• Synchronization

• Dialogue Control and Synchronization

• None

The layer that concerned with the syntax and semantics of in OSI layer

• Session layer

• Presentation layer

• Application layer

• None

Main functions of presentation layer are

• Translation

• Encryption

• Compression

• All

The main functions of Application layer are

• NVT

• FTMA

• Mail service and Directory Service

• All

Various addresses are

• Physical

• IP

• Port

• All

Port address contain .... bits

• 16

• 32

• 48

• None

Physical address contains ... bits

• 16

• 32

• 48

• None