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ITN 100 final Exam Questions and Answers 100% Pass Data communications and networking can be considered as a global area of study because: - ANSWER-a. new technologies and applications emerge from a variety of countries and spread around the world b. the technologies enable global communicatio...

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  • November 11, 2024
  • 18
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • itn 100 final exam questions and answers 100 pass

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ITN 100 final Exam Questions and

Answers 100% Pass


Data communications and networking can be considered as a global area of study because: -

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? - 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: - ANSWER✔✔-b. peer-to-peer networks


The function of the file server is to : - ANSWER✔✔-a. store data and software programs that can be used

by client computers on the network


A local area network is: - 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: - ANSWER✔✔-a. a high speed central network that connects other networks in a

distance spanning up to several miles.




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Which of the following is not a property of a WAN: - 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. - 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 - 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? - 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? - ANSWER✔✔-b. transport


The ____________ layer of the OSI model is responsible for data format translation. - ANSWER✔✔-b.

presentation


The fourth layer of the OSI model is called the __________ layer. - ANSWER✔✔-b. transport


___________ is an orderly close to a dialogue between end users. - ANSWER✔✔-a. Session termination


In the Internet model, the application layer corresponds to the ________ layer(s) of the OSI model. -

ANSWER✔✔-b. session, presentation and application


The _________ layer performs error checking which is redundant to some extent with the function of

the _________ layer. - ANSWER✔✔-c. transport, data link


Which is not a function of the physical layer: - ANSWER✔✔-c. providing error-free transmission of data.




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The _________ layer is responsible for routing of messages from the sender to the final destination. -

ANSWER✔✔-d. network layer


Which of the following is not a function of the data link layer? - 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? - 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. - 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. - ANSWER✔✔-d.

mainframe


A ________ is a group of computers linked together so that they act as one computer. - ANSWER✔✔-c.

server farm


With the two-tier client-server architecture, the server is responsible for the ________ logic. -

ANSWER✔✔-c. data access


Which of the following is not a general function by any application program? - ANSWER✔✔-e.

application access storage


_________ is an application program function that deals with storing and retrieving data. - ANSWER✔✔-

a. data storage


An application program function is __________, or the processing required to access data. -

ANSWER✔✔-b. data access logic

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