Introduction to Database System Which of the following is not a restriction for a table to be a relation? The cells of the table must contain a single value. All of the entries in any column must be of the same kind. No two rows in a table may be identical. The columns must be ordered. The cells of the table must contain a single value. All of the entries in any column must be of the same kind. No two rows in a table may be identical. The columns must be ordered. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not true of the traditional approach to information processing? There is common sharing of data among the various applications It is file-oriented It is inflexible Programs are dependent on the files All of these There is common sharing of data among the various applications It is file-oriented It is inflexible Programs are dependent on the files All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Relationship classes are associations between entity classes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SYNONYM All of the listed here CREATE SAME CREATE SCHEMA CREATE SYNONYM All of the listed here CREATE SAME CREATE SCHEMA ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: identifies a row. identifies a column. can only be one column. must always be composed of two or more columns. identifies a row. identifies a column. can only be one column. must always be composed of two or more columns. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Long-range planning report produced in an MIS are primarily designed for top management All of these middle management lower management None of these top management All of these middle management lower management None of these ANSWER DOWNLOAD EXAMIANS APP
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