Understanding OSI and TCP/IP Models

Which layer of the OSI model is responsible for routing packets across network boundaries?

• Physical Layer

• Network Layer

• Data Link Layer

• Application Layer

In the TCP/IP model, which layer is equivalent to the OSI model's Transport Layer?

• Application Layer

• Internet Layer

• Transport Layer

• Network Interface Layer

Which protocol operates at the OSI model's Transport Layer?

• HTTP

• TCP

• IP

• Ethernet

What is the primary function of the OSI model's Data Link Layer?

• Error detection and correction

• Packet routing

• Data encryption

• Application services

Which layer of the TCP/IP model is responsible for host-to-host communication?

• Application Layer

• Transport Layer

• Internet Layer

• Network Interface Layer

Which of the following protocols is used for email transmission and operates at the Application Layer of the TCP/IP model?

• FTP

• SMTP

• SNMP

• DHCP

In the OSI model, which layer is responsible for converting data into signals suitable for transmission over the physical medium?

• Session Layer

• Presentation Layer

• Physical Layer

• Network Layer

Which layer of the OSI model is responsible for establishing, managing, and terminating connections between applications?

• Session Layer

• Transport Layer

• Network Layer

• Data Link Layer

Which protocol is used for secure data transmission over the Internet and operates at the Application Layer?

• HTTP

• HTTPS

• FTP

• Telnet

What is the main purpose of the Internet Layer in the TCP/IP model?

• Data encryption

• Packet switching and routing

• Error detection

• Application services