Network Model Quiz

In the TCP/IP protocol suite, the physical layer is concerned with the movement of _______ over the physical medium.

• programs

• dialogs

• protocols

• bits

In the TCP/IP protocol suite, which of the following is a network layer protocol?

• The Stream Control Transmission Protocol (SCTP)

• The Secure Shell (SSH)

• The Internet Protocol (IP)

• User Datagram Protocol (UDP)

In TCP/IP, a message at the transport layer is encapsulated in a packet at the ________ layer.

• network

• transport

• data-link

• physical

The application layer in the TCP/IP protocol suite is usually considered to be the combination of ________layers in the OSI model.

• application, presentation, and session

• application, transport, and network

• application, data-link, and physical

• network, data-link, and physical

In the TCP/IP protocol suite, which of the following is a transport-layer protocol?

• The Internet Control Message Protocol (ICMP)

• The Internet Protocol (IP)

• The Address Resolution Protocol (ARP)

• The Transmission Control Protocol (TCP)

In TCP/IP, a message at the application layer is encapsulated in a packet at the ________ layer.

• network

• transport

• data-link

• physical

In the TCP/IP protocol suite, a port number is the identifier at the____________.

• application layer

• transport layer

• network layer

• physical layer

In TCP/IP, a logical connection between an entity at the network layer can be made with another entity at the ________ layer.

• network

• transport

• data-link

• physical

A link-layer switch is involved in ______________ layers of the TCP/IP protocol suite.

• two

• three

• four

• five

The transport-layer packet in the TCP/IP protocol suite is called _______________.

• a message

• a datagram

• a segment or a user datagram

• a frame