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Sql Interview Questions And Answers For Freshers Pdf Free

Sql Interview Questions And Answers For Freshers Pdf Free

sql interview questions and answers for freshers pdf free

 

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Sql Interview Questions And Answers For Freshers Pdf Free, honda cbr 1000 rr fire blade 2007

 

TRUNCATE...removes...all...rows...from...the...table....Unique...Index....Views....are....not....virtually....present,....and....it....takes....less....space....to....store.....Get....Results....There....are....20....questions....to....complete.....This..has..the..same..value..as..the..%%SCORE%%..Variable..on..the..Final..Screen.Total..QuestionsThe..total..number..of..questions...Clustered....Index.....

 

...List......Return...Shaded...items...are...complete....Scroll....to....top......Example-...Inner...join....Fourth..Normal..Form..(3NF):...INTERSECT..Select..StudentID..from..Exam..1..Select..studentID..from..student...Question...1A...systematic...collection...of...data...stored...in...a...central.....is...known...as?AcsvBDatabaseCFlat...fileDExcelQuestion...2Which...type...of...database...management...system...represents...relations...using...tables?ANetwork...DBMSBHierachical...DBMSCRelational...DBMSDObject...Oriented...DBMSQuestion...3Logic...model...of...a...database...is?Aconcerned...with...the...planning...of...the...entire...database...development...life...cycleBconcerned...with...the...physical...implementation...of...the...databaseCconcerned...with...developing...the...database...model...taking...into...consideration...the...physical...implementationDconcerned...with...developing...the...database...model...without...taking...into...consideration...the...physical...implementation...or...the...DBMSQuestion...4Database...development...lifecycle...is...very...important...to...the...successful...implementation...of...a...database...system.AYESBNOQuestion...5What...is...a...composite...key?Aits...is...a...key...that...is...defined...as...the...primary...key...in...another...tableBit...is...a...key...that...uniquely...identifies...a...record...in...a...databaseCits...is...an...optional...key...and...allows...null...valuesDit...is...a...primary...key...that...consists...of...more...than...one...field...that...uniquely...identifies...a...recordQuestion...6Which...of...the...following...is...not...YES...regarding...ER...modeling.AER...models...act...as...non...technical...communication...toolsBER...models...increase...the...database...developer's...productivityCER...models...can...be...converted...into...a...databaseDER...models...waste...the...database...developer's...timeQuestion...7One...to...many...relationship...can...only...contain...multiple...entries...of...both...primary...and...foreign...keys.AYESBNOQuestion...8Which...of...the...following...SQL...statements...will...generate...an...error...when...executed.ACREATE...DATABASE...studentsBCREATE...DATABASE...students;Ccreate...database...if...not...exists...studentsDIF...NOT...EXISTS...CREATE...DATABASE...STUDENTS;Question...9WHERE...clause...is...mandatory...when...using...the...SELECT...command.AYESBNOQuestion...10Which...of...the...following...scripts...will...run...successfully?ASELECT...customer...name...FROM...customers;BSELECT...FROM...customers...'customer...name';CSELECT...customer...name...FROM...customers...ORDER...BY...zone...WHERE...catid...=...12;DSELECT...customer...name...FROM...customers...WHERE...catid...=...12...ORDER...BY...catid;Question...11WHERE...clause...is...exactly...HAVING...clauseAYESBNOQuestion...12What...command...is...used...to...permanently...remove...a...record...from...a...database...table?ADROPBREMOVECDELETEDCUTQuestion...13What...improvements...can...be...made...to...the...query...UPDATE...students...SET...contact...number...=...0999;AThe...query...does...not...need...any...improvementsBenclose...the...contact...number...in...single...quotesQuestion...14Clause...ORDER...is...used...to...sort...records...in...either...ascending...or...descending...order.AYESBNOQuestion...15ASC...and...DESC...keywords...can...be...used...in...the...same...statement.AYESBNOQuestion...16GROUP...BY...command...cannot...be...used...with...aggregate...functions...together.AYESBNOQuestion...17Wildcards...areAnot...supported...by...MySQLBused...to...perform...pattern...matchesCuse...characters...such...as...$...to...perform...pattern...matchesDuse...characters...such...as...%...to...perform...single...character...matchingQuestion...18Which...of...the...following...is...a...valid...aggregate...function.ACURDATE()BCOUNTCAVERAGEDMAXIMUMQuestion...19Null...is...used...as...a...place...holder...for...optional...fields.AYESBNOQuestion...20UNION...command...is...used...to...combine...resultsets...from...more...than...one...query...into...a...single...result...set.AYESBNO...Once...you...are...finished,...click...the...button...below....As..per..my..calculations,..it..should.March..24,..2015..-..6:22..pm..by..SouravKingsYou..can..also..emphasize..on..soft..skills,..like..team..player,.March..23,..2015..-..10:19..am..by..Guru99wow!!..it's..really..helpful..for..beginner..level.....1234567891011121314151617181920End...Return...You...have...completed...questions...question...Your...score...is...Correct...Wrong...Partial-Credit...You...have...not...finished...your...quiz....Several....SQL....statements....are....consolidated....into....a....stored....procedure....and....execute....them....whenever....and....wherever....required.....Feel...Free...to...add...additional...fields...for...the...Quiz...Taker...to...complete...using...the..."Add...Fields"...options...to...the...right.Quiz...NameThe...name...of...the...quizResults...SummaryScoreThe...number...of...correct...answers....Method..Not..Allowed......Full....join....return....rows....when....there....are....matching....rows....in....any....one....of....the....tables.....This...alias...name...can...be...referred...in...WHERE...clause...to...identify...the...table...or...column....42.What....is....an....ALIAS....command?....ALIAS....name....can....be....given....to....a....table....or....column.....Method..Not..Allowed...... 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