Question:41SupposeyouneedtocreatethevariableFullNamebyconcatenatingthevaluesofFirstName,

whichcontainsfirstnames,andLastName,whichcontainslastnames.What'sthebestwaytoremoveextrablanksbetweenfirstnamesandlastnames?

1.datawork.maillist;

setretail.maillist;

lengthFullName$40;

fullname=trimfirstname||''||lastname;

run;

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CorrectAnswer:2

Exp:TheTRIMfunctionremovestrailingblanksfromcharactervalues.Inthiscase,extrablanksmustberemovedfromthevaluesofFirstName.Althoughanswercalsoworks

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