Introduction to Database System Two files may be joined into a third file if they have no records with the same value in the common field they have a row in common both (b) and (c) None of these they have a field in common they have no records with the same value in the common field they have a row in common both (b) and (c) None of these they have a field in common ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? data redundancy lack of data independence All of these program dependence difficult to update data redundancy lack of data independence All of these program dependence difficult to update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLE is used to add a column/integrity constraint to a table All of these to redefine a column to change a table's storage characteristics to create a table, defining its columns, integrity constrains, and storage allocation to add a column/integrity constraint to a table All of these to redefine a column to change a table's storage characteristics to create a table, defining its columns, integrity constrains, and storage allocation ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list in alphabetical order is in ascending order both (b) and (c) None of these is the result of a sort operation is in descending order is in ascending order both (b) and (c) None of these is the result of a sort operation is in descending order ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The XML family of standards is very important in database processing today. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. True False True False ANSWER DOWNLOAD EXAMIANS APP
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