FCN UNIT 1

The data link layer takes the packets from _________ and encapsulates them into frames for transmission.

• network layer

• physical layer

• transport layer

• application layer

The physical layer is responsible for __________

• line coding

• channel coding

• modulation

• all of the mentioned

Which transmission media provides the highest transmission speed in a network?

• coaxial cable

• twisted pair cable

• optical fiber

• console cable

Which network topology requires a central controller or hub?

• Star

• Mesh

• Ring

• Bus

Data communication system within a building or campus is________

• LAN

• WAN

• MAN

TCP groups a number of bytes together into a packet called _______

• Packet

• Buffer

• Segment

• Stack

A local telephone network is an example of a _______ network

• Packet switched

• Circuit switched

• Bit switched

• Line switched

Most packet switches use this principle ____________

• Stop and wait

• Store and forward

• Store and wait

• Stop and forward

Transport layer protocols deals with ____________

• application to application communication

• process to process communication

• node to node communication

• man to man communication

To deliver a message to the correct application program running on a host, the _______ address must be consulted.

• IP

• MAC

• Port

• None of the mentioned