Introduction to Database System The modify operation is likely to be done after All of these None of these Insert Look-up Delete All of these None of these Insert Look-up Delete ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In an enterprise-class database system, business users interact directly with database applications, which directly access the database data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a restriction for a table to be a relation? The columns must be ordered. No two rows in a table may be identical. The cells of the table must contain a single value. All of the entries in any column must be of the same kind. The columns must be ordered. No two rows in a table may be identical. The cells of the table must contain a single value. All of the entries in any column must be of the same kind. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. One-to-many relationship None of these Many-to-many relationship One-to-one relationship Many-to-one relationship One-to-many relationship None of these Many-to-many relationship One-to-one relationship Many-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Determinant Relation Key Tuple Determinant Relation Key Tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): column of a table. key of a table. two dimensional table. row of a table. column of a table. key of a table. two dimensional table. row of a table. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS