Introduction to Database System Applications are programs that interact directly with the database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? ID- independent entity ID-dependent entity Weak entity Strong entity ID- independent entity ID-dependent entity Weak entity Strong entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database management system can do more than a record management system Both of the listed here None of the listed here allows simultaneous access to multiple files can do more than a record management system Both of the listed here None of the listed here allows simultaneous access to multiple files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sort/report generators do not need to sort before generating a report require more disk space than index/report generators are faster than index/report generators none of the listed here do not need to sort before generating a report require more disk space than index/report generators are faster than index/report generators none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the ALTER TABLESPACE command is used to add/rename data files to change storage characteristics All of the listed here to take a tablespace online/offline to add/rename data files to change storage characteristics All of the listed here to take a tablespace online/offline ANSWER DOWNLOAD EXAMIANS APP
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