Introduction to Database System In SQL, which of the following is not a data Manipulation Language Commands? UPDATE DELETE CREATE SELECT UPDATE DELETE CREATE SELECT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? DROP INDEX REMOVE INDEX DELETE INDEX ROLL BACK INDEX DROP INDEX REMOVE INDEX DELETE INDEX ROLL BACK INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In order to use a record management system You need to understand the model the record management system uses. None of these Both (a) and (b) You need to understand the low-level details of how information in stored All of these You need to understand the model the record management system uses. None of these Both (a) and (b) You need to understand the low-level details of how information in stored All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
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