Computer Networks

This option is correct because Network File System is a protocol that allows UNIX and Linux systems to remotely mount each other's file systems.

This option is correct because routing information protocol makes use of distance-vector algorithm to calculate the best route for a packet and updates the router tables.

This option is correct because UDP protocol does not require a session establishment just like a telephone line.

This option is correct because bootstrap protocol is used to assign an IP address to diskless computers and tell it what server and file to load that will provide it with an operating system.

This option is correct because IGMP messages are used by multicast routers to track group memberships on each of its networks. This is the function of transport layer, so this protocol is used in transport layer.

This option is correct because IGMP is a multicasting protocol.

This option is correct because Class D address is used to process datagrams or frames intended to be multicast for a designated network service.

This option is correct because routers are used to interconnect multiple networks in network layer.

This option is correct because application layer deals with file transfer, remote log in protocols and electronic mails, etc., which needs direct interaction with the users.

Simple Mail Transfer Protocol is used to transport mail.

This option is correct because FTP is used to transfer files between a workstation and an FTP server.

FTP (File Transfer Protocol) is used to transfer files via the internet from one computer to another.

This protocol is a handshake protocol that provides security and privacy over the internet.

This firewall control mechanism controls access by processing the messages specific to particular TCP/IP application protocol.

This is a commercial application gateway proxy that covers a variety of application proxies including the lookup of host names via domain name service and time of day via the network time protocol.