Introduction to Database System A key: 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. must always be composed of two or more columns. 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 rows than the original table more fields than the original table both of the listed here none of the listed here more rows than the original table more fields than the original table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When you have finished entering information into a form the contents of the form are written to the data file the contents of the form can be printed All of the listed here the template is written to the data file the contents of the form are written to the data file the contents of the form can be printed All of the listed here the template is written to the data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier typically uses more than one attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? UNATTACH TABLE DELETE TABLE DROP TABLE ERASE TABLE UNATTACH TABLE DELETE TABLE DROP TABLE ERASE TABLE ANSWER DOWNLOAD EXAMIANS APP
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