ITN 100 Final UPDATED Exam Questions and CORRECT Answers
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Course
ITN 100
Institution
ITN 100
ITN 100 Final UPDATED Exam Questions
and CORRECT Answers
Data communications and networking can be considered as a global area of study because: -
CORRECT ANSWER- a. new technologies and applications emerge from a variety of
countries and spread around the world
b. the technologies enable gl...
ITN 100 Final UPDATED Exam Questions
and CORRECT Answers
Data communications and networking can be considered as a global area of study because: -
CORRECT ANSWER✔✔- a. new technologies and applications emerge from a variety of
countries and spread around the world
b. the technologies enable global communication
Which of the following is not true about a server? - CORRECT ANSWER✔✔- d. can only
perform one function on a network.
Networks that are designed to connect similar computers that share data and software with
each other are called: - CORRECT ANSWER✔✔- b. peer-to-peer networks
The function of the file server is to : - CORRECT ANSWER✔✔- a. store data and software
programs that can be used by client computers on the network
A local area network is: - CORRECT ANSWER✔✔- b. a group of personal computers or
terminals located in the same general area and connected by a common cable
(communication circuit) so they can exchange informationsuch as a set of rooms, a single
building, or a set of well-connected buildings.
A backbone network is: - CORRECT ANSWER✔✔- a. a high speed central network that
connects other networks in a distance spanning up to several miles.
Which of the following is not a property of a WAN: - CORRECT ANSWER✔✔- d. connects
a group of computers in a small geographic area such as room, floor, building or campus.
A(n) _________ is a LAN that uses the same technologies as the Internet but is open to only
those inside the organization. - CORRECT ANSWER✔✔- d. intranet
A(n) _________ is a LAN that uses the same technologies as the Internet but is provided to
invited users outside the organization who access it over the Internet - CORRECT
ANSWER✔✔- c. extranet
,Which layer of the OSI model is responsible for ensuring that all packets sent are received by
the destination station by dealing with end-to-end issues? - CORRECT ANSWER✔✔- b.
transport
Which layer of the OSI model is responsible for ensuring flow control so that the destination
station does not receive more packets that it can process at any given time? - CORRECT
ANSWER✔✔- b. transport
The ____________ layer of the OSI model is responsible for data format translation. -
CORRECT ANSWER✔✔- b. presentation
The fourth layer of the OSI model is called the __________ layer. - CORRECT
ANSWER✔✔- b. transport
___________ is an orderly close to a dialogue between end users. - CORRECT
ANSWER✔✔- a. Session termination
In the Internet model, the application layer corresponds to the ________ layer(s) of the OSI
model. - CORRECT ANSWER✔✔- b. session, presentation and application
The _________ layer performs error checking which is redundant to some extent with the
function of the _________ layer. - CORRECT ANSWER✔✔- c. transport, data link
Which is not a function of the physical layer: - CORRECT ANSWER✔✔- c. providing
error-free transmission of data.
The _________ layer is responsible for routing of messages from the sender to the final
destination. - CORRECT ANSWER✔✔- d. network layer
Which of the following is not a function of the data link layer? - CORRECT ANSWER✔✔-
d. specifying the type of connection, and the electrical signals, radio waves, or light pulses
that pass through it
, Which of the following is a function of the transport layer? - CORRECT ANSWER✔✔- d.
breaking long messages into several smaller messages
A(n) __________ is the way in which the functions of the application layer software are
spread among the clients and servers in the network. - CORRECT ANSWER✔✔- d.
application architecture
A ________ is a very large general-purpose computer that is capable of performing very
many functions as if these are done simultaneously, and storing extremely large amounts of
data. - CORRECT ANSWER✔✔- d. mainframe
A ________ is a group of computers linked together so that they act as one computer. -
CORRECT ANSWER✔✔- c. server farm
With the two-tier client-server architecture, the server is responsible for the ________ logic. -
CORRECT ANSWER✔✔- c. data access
Which of the following is not a general function by any application program? - CORRECT
ANSWER✔✔- e. application access storage
_________ is an application program function that deals with storing and retrieving data. -
CORRECT ANSWER✔✔- a. data storage
An application program function is __________, or the processing required to access data. -
CORRECT ANSWER✔✔- b. data access logic
______________, or the algorithms or business logic programmed into the application, can
be simple or complex depending on the application. - CORRECT ANSWER✔✔- c.
application logic
________ is the presentation of information to the user and the acceptance of the user's
commands. - CORRECT ANSWER✔✔- d. presentation logic
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