Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? DEFINE TABLE MODIFY TABLE all of the listed here ALTER TABLE DEFINE TABLE MODIFY TABLE all of the listed here ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The PROJECT command will create new table that has both of the listed here none of the listed here more fields than the original table more rows than the original table both of the listed here none of the listed here more fields than the original table more rows than the original table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which of the following is not a data Manipulation Language Commands? SELECT CREATE DELETE UPDATE SELECT CREATE DELETE UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A form defines where data is placed on the screen none of the listed here the width of each field both of the listed here where data is placed on the screen none of the listed here the width of each field both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in a tree file a sequential file None of these a hashed file an indexed file a tree file a sequential file None of these a hashed file an indexed file ANSWER DOWNLOAD EXAMIANS APP
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