WGUl D322/l C182l Pre-l Assessmentl (Latestl 2025/l 2026l Update)l Introductionl tol ITl Guidel |l Q/Al |l Gradel A|l 100%l Correctl (Verifiedl Answers)
Q:l Thel leaderl ofl anl ITl departmentl hasl decidedl tol usel al databasel inl whichl datal isl storedl inl al varietyl ofl tablesl thatl canl bel joinedl togetherl inl logicall ways.
Whichl typel ofl databasel isl described?
Answer:
Relational
Q:l Basedl onl anl analysisl ofl al company'sl needs,l al databasel shouldl bel installedl sol thatl recordsl arel storedl inl structuresl consistingl ofl datal andl methods.
Whatl isl thel namel ofl thel databasel thatl satisfiesl thisl need?
Answer:
Object-oriented
Q:l Anl ITl departmentl employeel isl identifyingl thel integerl datal inl al system.
Whatl isl onel examplel ofl thisl typel ofl data?
Answer:
Thel yearl inl whichl al majorl eventl happened
Q:l Anl ITl departmentl employeel isl identifyingl thel floatingl pointl datal inl al system.
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Whatl isl onel examplel ofl thisl typel ofl data?
Answer:
Anl approximationl ofl ππl asl 3.14159
Q:l Al developerl isl creatingl anl applicationl andl needsl al variablel tol storel thel scientificl namel ofl al treel species.
Whichl datal typel shouldl bel usedl forl thisl purpose?
Answer:
Characterl string
Q:l Al programmerl needsl tol createl al variablel thatl holdsl anl indicationl ofl whetherl al filel doesl orl doesl notl havel anl errorl inl it.
Whatl isl thel namel ofl thel datal typel thatl shouldl bel used?
Answer:
Boolean
Q:l Al databasel variablel needsl tol bel restrictedl tol onlyl acceptl severall alphanumericl characters.
Whatl isl thel namel ofl thel appropriatel datal type?
Answer:
Characterl string
Q:l Al developerl isl updatingl thel applicationl layerl ofl al databasel application.
Whatl doesl thisl layerl ofl thel databasel applicationl do?
Answer:
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