Cisco_Networking_Essentials_Mod11

What is always coming, but never arrives?

True or False, A server is a host running a software application (or server service) that provides services to other hosts (clients)

• True

• False

True or False, a Uniform Resource Name (URN) - identifies only the namespace of the resource without reference to the protocol

• True

• False

The various protocols necessary to deliver a web page function at the four different layers of the TCP/IP model are?

• Application Layer Protocol

• Transport Layer Protocol

• Internetwork Layer Protocol

• Network Access Layer

• Physical Layer

True or False, TCP and UDP work at the transport layer of the TCP/IP Model

• True

• False

True or False, TCP ensures reliable delivery, sometimes referred to as guaranteed delivery or connectionful

• True

• False

True or False, UDP is a 'best effort' delivery system that does not require acknowledgment of receipt, sometimes called connectionless

• True

• False

True or False, When a message is delivered using either TCP or UDP, the protocols and services requested are identified by a port number

• True

• False

True or False, A port is a numeric identifier within each segment that is used to keep track of specific conversations between a client and server

• True

• False

True or False, File Transfer Protocol (FTP) - Data, uses port 21

• True

• False