100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
ITN 100 Exam Chapter 1-4 Study Guide Questions With 100% Correct Answers $15.49   Add to cart

Exam (elaborations)

ITN 100 Exam Chapter 1-4 Study Guide Questions With 100% Correct Answers

 4 views  0 purchase
  • Course
  • ITN 100
  • Institution
  • ITN 100

ITN 100 Exam Chapter 1-4 Study Guide Questions With 100% Correct Answers

Preview 4 out of 48  pages

  • November 1, 2024
  • 48
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ITN 100
  • ITN 100
avatar-seller
professoraxel
ITN 100 Exam Chapter 1-4 Study Guide
Questions With 100% Correct Answers

1.iHowicanidataicommunicationinetworksiaffectibusinesses?i-
iCorrectiAnswer-

Dataicommunicationinetworksicaniaffectibusinessesibyibeingitheifound
ationsiforidistributedisystemsiiniwhichiinformationisystemiapplicationsi
areidividediamongiainetworkioficomputers.iDataicommunicationinetwo
rksifacilitateimoreiefficientiuseioficomputersiandiimproveitheiday-to-
dayicontroliofiaibusinessibyiprovidingifasteriinformationiflow,iaidingistr
ategicicompetitiveiadvantage.iTheyialsoiprovideimessageitransferiservic
esitoiallowicomputeriusersitoitalkitoioneianotheriviaielectronicimail.


2.iDiscussithreeiimportantiapplicationsiofidataicommunicationinetwork
siinibusinessiandipersonaliuse.i-iCorrectiAnswer-
Threeiimportantiapplicationsiofidataicommunicationinetworksiinibusin
essiandipersonaliuseiincludeiemail,ivideoconferencing,ianditheiInternet.


3.iHowidoiLANsidifferifromiWANs,iandiBNs?i-iCorrectiAnswer-
AiLocaliAreaiNetworki(LAN)iisiaigroupiofimicrocomputersioriterminalsilo
catediinitheisameigeneraliarea.iAiBackboneiNetworki(BN)iisiailargeicentr
alinetworkithaticonnectsimostieverythingioniaisingleicompanyisite.iAiMe
tropolitaniAreaiNetworki(MAN)iencompassesiaicityioricountyiarea.iAiWi
deiAreaiNetworki(WAN)ispansicities,istates,iorinationaliboundaries.iTypi
cally,iMANsiandiWANsiusedileasedifacilities,iwhileiLANsiandiBNsiareioft
enilocatediinternallyiinianiorganizationiandiusediownedifacilities.

,4.iWhatiisiaicircuit?i-iCorrectiAnswer-
Theicircuitiisitheipathwayithroughiwhichitheimessagesitravel.iIticanibeim
adeiupiofiaicopperiwire,ialthoughifiberiopticicableiandiwirelessitransmis
sioniareibecomingimoreicommon.iAicircuiticanialsoipassiacrossimanyityp
esiofiphysicalifacilitiesisuchiasicopperiwireiorifiberiopticicable,ibutitheisin
gleiend-to-
endiconnection,inoimatteriwhatitheiequipment,iisireferreditoiasitheicirc
uit.iThereiareimanyidevicesialongitheicircuit'sipathithatiperformispecialif
unctionsisuchiasihubs,iswitches,irouters,iandigateways.


5.iWhatiisiaiclient?i-iCorrectiAnswer-
Theiclientiisitheiinputiorioutputihardwareideviceiatitheiotheriendiofiaico
mmunicationicircuit.iItitypicallyiprovidesiremoteiusersiwithiaccessitoith
einetworkianditheidataiandisoftwareionitheiserver.


6.iWhatiisiaiserver?i-iCorrectiAnswer-
Theiserveristoresidataiorisoftwareithaticanibeiaccessedibyitheiclients,iori
remoteiusersiofiaihardwareiinputiorioutputidevice.iIniclient-
servericomputing,iseveraliserversimayiworkitogetherioveritheinetworkit
oisupportitheibusinessiapplication.


7.iWhyiareinetworkilayersiimportant?i-iCorrectiAnswer-
Communicationinetworksiareioftenibrokeniintoiaiseriesiofilayers,ieachio
fiwhichicanibeidefinediseparately,itoienableivendorsitoidevelopisoftwar
eiandihardwareithaticaniworkitogetheriinitheioverallinetwork.iTheseilay
ersienableisimplicityiinidevelopmentiandialsoiinitheicomprehensioniofic
omplexinetworks.iInitheiend,itheistrategyiofiusingimoreisimplisticinetwo
rkilayersiallowsivastlyidifferentikindsiofiequipmentitoibeiableitoihaveico

,nnectivityioveriaicommoniplatformiorinetwork,iusingiprotocolsiandistan
dardsithatiareiapplicableitoieachinarrowisliceiofitheinetwork.


8.iDescribeitheisevenilayersiinitheiOSIinetworkimodeliandiwhatitheyido.i
-iCorrectiAnswer-
Theiapplicationilayeriisitheiapplicationisoftwareiusedibyitheinetworkius
er.iTheipresentationilayeriformatsitheidataiforipresentationitoitheiuserib
yiaccommodatingidifferentiinterfacesionidifferentiterminalsioricompute
rsisoitheiapplicationiprogramineedinotiworryiaboutithem.iTheisessionila
yeriisiresponsibleiforiinitiating,imaintaining,ianditerminatingieachilogica
lisessionibetweeniendiusers.iTheitransportilayeridealsiwithiend-to-
endiissues,isuchiasiproceduresiforienteringiandidepartingifromitheinetw
ork,ibyiestablishing,imaintaining,ianditerminatingilogicaliconnectionsifo
ritheitransferiofidataibetweenitheioriginalisenderianditheifinalidestinati
oniofitheimessage.iTheinetworkilayeritakesitheimessageigeneratedibyith
eiapplicationilayeriandiifinecessary,ibreaksiitiintoiseveralismallerimessag
es.iItitheniaddressesitheimessage(s)iandideterminesitheirirouteithroughi
theinetwork,iandirecordsimessageiaccountingiinformationibeforeipassi
ngiititoitheidatailinkilayer.iTheidatailinkilayeriformatsitheimessageitoiindi
cateiwhereiitistartsiandiends,idecidesiwhenitoitransmitiitioveritheiphysic
alimedia,iandidetectsiandicorrectsianyierrorsithatioccuriinitransmission.i
Theiphysicalilayeriisitheiphysicaliconnectionibetweenitheisenderiandirec
eiver,iincludingitheihardwareidevicesi(e.g.,icomputers,iterminals,iandim
odems)iandiphysicalimediai(e.g.,icables,iandisatellites).


9.iDescribeitheifiveilayersiinitheiInternetinetworkimodeliandiwhatitheyid
o.i-iCorrectiAnswer-
Theiapplicationilayeriisitheiapplicationisoftwareiusedibyitheinetworkius
er.iTheitransportilayeridealsiwithiend-to-

, endiissues,isuchiasiproceduresiforienteringiandidepartingifromitheinetw
ork,ibyiestablishing,imaintaining,ianditerminatingilogicaliconnectionsifo
ritheitransferiofidataibetweenitheioriginalisenderianditheifinalidestinati
oniofitheimessage.iTheinetworkilayeritakesitheimessageigeneratedibyith
eiapplicationilayeriandiifinecessary,ibreaksiitiintoiseveralismallerimessag
es.iItitheniaddressesitheimessage(s)iandideterminesitheirirouteithroughi
theinetwork,iandirecordsimessageiaccountingiinformationibeforeipassi
ngiititoitheidatailinkilayer.iTheidatailinkilayeriformatsitheimessageitoiindi
cateiwhereiitistartsiandiends,idecidesiwhenitoitransmitiitioveritheiphysic
alimedia,iandidetectsiandicorrectsianyierrorsithatioccuriinitransmission.i
Theiphysicalilayeriisitheiphysicaliconnectionibetweenitheisenderiandirec
eiver,iincludingitheihardwareidevicesi(e.g.,icomputers,iterminals,iandim
odems)iandiphysicalimediai(e.g.,icables,iandisatellites).


10.iExplainihowiaimessageiisitransmittedifromioneicomputeritoianotheri
usingilayer.i-iCorrectiAnswer-
Theiapplicationilayeriisitheiapplicationisoftwareiusedibyitheinetworkius
er.iTheitransportilayeriisiresponsibleiforiobtainingitheiaddressiofitheiend
iuseri(ifineeded),ibreakingiailargeidataitransmissioniintoismalleripacketsi

(ifineeded),iensuringithatiallitheipacketsihaveibeenireceived,ieliminating
iduplicateipackets,iandiperformingiflowicontrolitoiensureithatinoicompu

teriisioverwhelmedibyitheinumberiofimessagesiitireceives.iTheinetworkil
ayeritakesitheimessageigeneratedibyitheiapplicationilayeriandiifinecessa
ry,ibreaksiitiintoiseveralismallerimessages.iItitheniaddressesitheimessag
e(s)iandideterminesitheirirouteithroughitheinetwork,iandirecordsimessa
geiaccountingiinformationibeforeipassingiititoitheidatailinkilayer.iTheida
tailinkilayeriformatsitheimessageitoiindicateiwhereiitistartsiandiends,ide
cidesiwhenitoitransmitiitioveritheiphysicalimedia,iandidetectsiandicorrec
tsianyierrorsithatioccuriinitransmission.iTheiphysicalilayeriisitheiphysicali
connectionibetweenitheisenderiandireceiver,iincludingitheihardwareide

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller professoraxel. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $15.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79223 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$15.49
  • (0)
  Add to cart