Exam (elaborations)
WGU- D322 INTRO TO IT QUESTIONS AND ANSWERS 2024 WITH COMPLETE SOLUTIONS
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WGU- D322 INTRO TO IT QUESTIONS AND ANSWERS 2024 WITH COMPLETE SOLUTIONS
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WGU- D322 INTRO TO IT QUESTIONSAND ANSWERS 2024 WITH COMPLETE
SOLUTIONS
Administration yy- yyAnswer yyAn yyadministrator yyis yyin yycharge yyof yysome yyportion yyof
yythe yyIT yyinfrastructure.
Network yyadministrator yy- yyAnswer yyoversees yyall yyaspects yyof yythe yycomputer
yynetwork. yyThe yynetwork yyadministrator's yyduties yyinclude yyphysically yylaying yydown
yycable, yymaking yyconnections, yyand yyworking yywith yythe yynetwork yyhardware yy(for
yyinstance, yyrouters yyand yyswitches).
Database yyadministrator yy- yyAnswer yyfocus yyon yythe yydesign, yydevelopment, yyand
yysupport yyof yydatabase yymanagement yysystems yy(DBMSs). yyTasks yywill yyinclude
yyinstallation, yymaintenance, yyperformance yyanalysis, yyand yytroubleshooting yyas yywith
yythe yyother yyadministrative yyareas
Security yyadministrator yy- yyAnswer yyinstall, yyconfigure, yyand yyadminister yyappropriate
yyfirewall yysecurity yyto yyprotect yythe yyorganization's yysystems yyand yyto yywork
yyproactively yyagainst yysuch yyintrusions.
Web yyadministrator yy(webmaster) yy- yyAnswer yyalso yyknown yyas yya yywebmaster, yybut
yymore yyprecisely yyreferred yyto yyas yya yyweb yyserver yyadministrator. yyThis yyrole yyis
yyresponsible yyfor yymaintaining yyweb yystorages, yywhich yydiffers yyfrom yythe
yydevelopment yyof yyweb yystorage. yySpecifically, yythe yyweb yyadministrator yymust
yyinstall, yyconfigure, yymaintain, yysecure, yyand yytroubleshoot yythe yyweb yyserver.
Define yyInformation yyTechnology yy- yyAnswer yyIT yyis yya yyterm yyused yyto yydescribe
yyseveral yyaspects: yythe yytask yyof yygathering yydata yyand yyprocessing yyit yyinto
yyinformation, yythe yyability yyto yydisseminate yyinformation yyusing yytechnology, yythe
yytechnology yyitself yythat yypermits yythese yytasks, yyand yythe yycollection yyof yypeople
yywho yyare yyin yycharge yyof yymaintaining yythe yyIT yyinfrastructure yy(the yycomputers,
yythe yynetworks, yyand yythe yyoperating yysystems). yyGenerically, yywe yywill yyconsider
yyIT yyto yybe yythe yytechnology yyused yyin yycreating, yymaintaining, yyand yymaking
yyinformation yyaccessible. yyIn yyother yywords, yyIT yycombines yypeople yywith yycomputing
yyresources, yysoftware, yydata, yyand yycomputer yynetworks
Information yytechnology yy- yyAnswer yydescribes yythe yytechnology yyinfrastructure yythat
yymay yysupport yyinformation yysystems, yyalthough yyInformation yyTechnology yycould
yyalso yysupport yymany yyother yytypes yyof yysystems yy(e.g., yytelecommunications
, yysystems). yyInformation yyTechnology yyincludes yyhardware, yysoftware, yynetworks,
yyand yydatabases yythat yywork yytogether yyto yyallow yyan yyorganization yyto yymanage
yydata yyand yyinformation.
A yycomputer yyperforms yyfour yyoperations yy- yyAnswer yyIPOS
Input yy
Processing yy
Output yy
Storage
Parts yyof yythe yyCPU yy- yyAnswer yyALU
Control yyUnit
Registers
Memory yy- yyAnswer yySCRAM
DRAM
ROM
I/O yySubsystem yy- yyAnswer yyInput yyDevices
Output yyDevices
Storage yyDevices
Computer yystructure yy- yyAnswer yy{CPU yy(ALU, yyControl yyUnit, yyRegisters)
System yyBus
Memory(SCRAM, yyDRAM, yyROM)}
I/O yyBus
{I/O yySubsystem yy(Input yyDevices, yyOutput yydecides, yyStorage yyDevices)}
CPU yy(Central yyProcessing yyUnit) yy- yyAnswer yyis yythe yydevice yythat yynot yyonly
yyexecutes yyyour yyprograms' yyinstructions, yybut yyalso yycommands yythe yyvarious
yycomponents yyin yythe yycomputer.
Memory yy- yyAnswer yystores yythe yyprogram(s) yybeing yyexecuted yyand yythe yydata yythat
yyeach yyprogram yyis yyusing.
short-term yyand yylong-term yystorage.
I/O yysubsystem yy- yyAnswer yysubsystem yyincludes yyall yyperipheral yydevices yy(input,
yyoutput, yystorage, yynetwork) yywhere yystorage yyconsists yyof yythe yylong-term yystorage
yydevices yy(disk yydrives, yytape).
bus yy- yyAnswer yyis yythe yydevice yythat yypermits yyinformation yyto yymove yybetween
yyeach yycomponent.
The yysystem yyunit yy- yyAnswer yyis yya yycore yyfeature yyof yynotebooks, yytablets,
yysmartphones, yyand yyother yytypes yyof yycomputers; yytherefore, yyit yycomes yyin yya
yyvariety yyof yyshapes yyand yysizes. yyThe yysystem yyunit yycontains yyvarious
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