Introduction to Database System The DBMS that is most difficult to use is ________ . Oracle Corporation's Oracle Microsoft's Access IBM's DB2 Microsoft's SQL Server Oracle Corporation's Oracle Microsoft's Access IBM's DB2 Microsoft's SQL Server 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? query language data manipulation language report writer transaction log None of these query language data manipulation language report writer transaction log None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: candidate keys. composite keys. determinants. foreign keys. candidate keys. composite keys. determinants. foreign keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: where data is located the size of the disk storage device It allows a many-to-many relationship It is conceptually simple It will be the dominant data base of the future where data is located the size of the disk storage device It allows a many-to-many relationship It is conceptually simple It will be the dominant data base of the future ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want you enter the search value into the form All of these None of these you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want you enter the search value into the form All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Key Determinant Tuple Relation Key Determinant Tuple Relation ANSWER DOWNLOAD EXAMIANS APP
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