1A query language is used to:ARetrieve and manipulate dataBDraw diagramsCDesign circuitsDWrite operating systemsView AnswerDiscussWorkspaceReportSaveEasy
2Which of these is a relational DBMS?APostgreSQLBMongoDBCRedisDNeo4jView AnswerDiscussWorkspaceReportSaveEasy
4The data stored in a database at a particular moment is called a(n):AKeyBInstanceCSchemaDDomainView AnswerDiscussWorkspaceReportSaveEasy
5Logical data independence means:AData can be moved between disksBTables have no keysCQueries run offlineDThe conceptual schema can change without changing external viewsView AnswerDiscussWorkspaceReportSaveEasy