Network TCP/IP Model Layers

What is the purpose of the Application layer in the 4-layer TCP/IP model?

• To provide interface for user applications to access network services

• To ensure reliable data transmission

• To provide logical addressing using the IP protocol

• To provide physical transmission of data between devices

What is the role of the Transport layer in the 4-layer TCP/IP model?

• To provide interface for user applications to access network services

• To ensure reliable data transmission

• To provide logical addressing using the IP protocol

• To provide physical transmission of data between devices

What is the function of the Network/Internet layer in the 4-layer TCP/IP model?

• To provide interface for user applications to access network services

• To ensure reliable data transmission

• To provide logical addressing using the IP protocol

• To provide physical transmission of data between devices

The purpose of the Data/Link layer in the 4-layer TCP/IP model is to provide ________ transmission of data between devices

Select the protocols that are used at the Application layer of the 4-layer TCP/IP model?

• HTTP

• FTP

• SMTP

Which two protocols are used at the Transport layer of the 4-layer TCP/IP model?

• IP

• TCP

• UDP

• Ethernet

Which protocol is used at the Network/Internet layer of the 4-layer TCP/IP model?

• IP

• TCP

• UDP

• Ethernet

Which layer of the 4-layer TCP/IP model is responsible for routing and forwarding of packets?

• Application layer

• Transport layer

• Network/Internet layer

• Data/Link layer

The _________ layer of the 4-layer TCP/IP model is responsible for error checking and data recovery

What is the function of the Data/Link layer in the 4-layer TCP/IP model?

• To provide interface for different types of networks

• To ensure reliable data transmission

• To provide logical addressing using the IP protocol

• To provide physical transmission of data between devices