Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Key Relation Determinant Tuple Key Relation Determinant Tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, GRANT command is used to grant system privileges, roles, and object privileges to uses and roles None of the listed here allow user to create databases allow user to access databases grant system privileges, roles, and object privileges to uses and roles None of the listed here allow user to create databases allow user to access databases ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file can be best described as an orderly collection of data items None of these a single data item a general collection of data items a random collection of data items an orderly collection of data items None of these a single data item a general collection of data items a random collection of data items ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If the record management system allows you to edit values before they are recorded on disk, you can correct spelling changes before they are recorded change the name of a field All of the listed here change the width of a field correct spelling changes before they are recorded change the name of a field All of the listed here change the width of a field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes None of these records and files All of these data elements record relationships None of these records and files All of these data elements record relationships ANSWER DOWNLOAD EXAMIANS APP
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