Introduction to Database System The highest level in the hierarchy of data organization is called data file data record data bank database data file data record data bank database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: C → (B,C) → A → B → C → (B,C) → A → B → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): column of a table. key of a table. row of a table. two dimensional table. column of a table. key of a table. row of a table. two dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file can be best described as a random collection of data items an orderly collection of data items None of these a general collection of data items a single data item a random collection of data items an orderly collection of data items None of these a general collection of data items a single data item ANSWER DOWNLOAD EXAMIANS APP
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