ITN 100 MIDTERM EXAM
QUESTIONS WITH ANSWERS (1)
Question : According to John Chambers, CEO of Cisco (a
leading networking technology company), the information age is the second Industrial Revolution.
CORRECT ANSWER : True
Question : Due to advances in high speed communication
networks, the information lag, or the time it takes for information to be disseminated around the world, has been significantly shortened.
CORRECT ANSWER : True
Question : It is not uncommon for companies to end up
spending more money on network management and security tasks than they do on the actual computer equipment itself.
CORRECT ANSWER : True
Question : Telecommunications is the transmission of voice
and video as well as data and usually implies transmitting a longer distance than in a data communication network.
CORRECT ANSWER : True
Question : A local area network (LAN) connects other LANs
and backbone networks (BNs) located in different areas to each other and to wide area networks in a span from 3 to 30 miles.
CORRECT ANSWER : False
Question : An intranet is a LAN that uses Internet
technologies and is publicly available to people outside of the organization.
CORRECT ANSWER : False
Question : A car manufacturer may give access to certain
portions of its network to some of its suppliers via the Internet. This is an example of an extranet.
CORRECT ANSWER : True
Question : The OSI model is currently the most widely
implemented network model used to develop and build networks of any size, including the Internet itself.
CORRECT ANSWER : False
Question : The network layer performs the same functions in
both the OSI and Internet models and is responsible for routing messages from the source computer to the destination computer.
CORRECT ANSWER : True
Question : In the OSI model, the application layer provides a
set of utilities for applications and is the end user's access to the network.
CORRECT ANSWER : True
Question : The application layer is the seventh layer of the
Internet model and specifies the type of connection and the electrical signals that pass through it.
CORRECT ANSWER : False
Question : At the transport layer in the Internet model, TCP is
responsible for breaking large files received from the
application layer into smaller messages and opening a connection to a server for transferringthem
CORRECT ANSWER : True
Question : Ethernet is an example of a network layer protocol.
CORRECT ANSWER : False
Question : Data communication standards enable each layer
in the sending computer to communicate with its corresponding layer in the receiving computer
CORRECT ANSWER : True
Question : The specification stage of the de jure
standardization process consists of developing nomenclature and identifying the problems to be addressed.