Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? Database application and SQL The user and the database application Data and the database Database application and the database Database application and SQL The user and the database application Data and the database Database application and the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The designer of a form includes prompts both (a) and (b) data None of these filed designators prompts both (a) and (b) data None of these filed designators ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not characteristic of a relational database model? complex logical relationships records treelike structure tables complex logical relationships records treelike structure tables ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL MODIFY ALLOCATES MODIFY TABLE ALTER TABLE REDEFINE TABLE None of these MODIFY ALLOCATES MODIFY TABLE ALTER TABLE REDEFINE TABLE None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Prior to 1970, all data was stored in separate files, which were mostly stored on reels of magnetic tape. False True False True 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? Weak entity Strong entity ID-dependent entity ID- independent entity Weak entity Strong entity ID-dependent entity ID- independent entity ANSWER DOWNLOAD EXAMIANS APP
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