Introduction to Database System It is more accurate to define a _____ as a variety of different record types that are treated as a single unit Database None of these Flat File Table Record Database None of these Flat File Table Record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after Look-up Delete All of these Insert None of these Look-up Delete All of these Insert None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As both (a) and (b) tuple relations None of these tables both (a) and (b) tuple relations None of these 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 None of these ALTER TABLE REDEFINE TABLE MODIFY ALLOCATES MODIFY TABLE None of these ALTER TABLE REDEFINE TABLE 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? Strong entity ID-dependent entity Weak entity ID- independent entity Strong entity ID-dependent entity Weak entity ID- independent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "fields". True False True False ANSWER DOWNLOAD EXAMIANS APP
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