Introduction to Database System In a relation, the columns are sometimes called "attributes". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? transaction log report writer query language None of these data manipulation language transaction log report writer query language None of these data manipulation language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System After you _____ a record, many data management the environments require you to issue a command to save the changes you made. Update Delete Sort key Index Update Delete Sort key Index ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not an advantage of the data-base approach? elimination of the data redundancy ability to associate related data program/data independence increased security All of these elimination of the data redundancy ability to associate related data program/data independence increased security All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Updating a database means all of the listed here modifying or adding record occurrences revising the file structure reorganizing the database all of the listed here modifying or adding record occurrences revising the file structure reorganizing the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A functional dependency is always an equation. False True False True ANSWER DOWNLOAD EXAMIANS APP
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