Introduction to Database System Properties that describe the characteristics of entities are called: relationships. entities. identifiers. attributes. relationships. entities. identifiers. attributes. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file None of these if high, reduces processing efficiency for sequential and nonsequential files is a measure of the percentage of existing records updated during a run refers to how closely the files fits into the allocated is a low percentages of number of records added or deleted from a file None of these if high, reduces processing efficiency for sequential and nonsequential files is a measure of the percentage of existing records updated during a run refers to how closely the files fits into the allocated is a low percentages of number of records added or deleted from a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A network schema stores data in tables permits many-to-many relation¬ships All of the listed here restricts the structure to a one-to-many relationship stores data in tables permits many-to-many relation¬ships All of the listed here restricts the structure to a one-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used to create a database trigger All of these to add/rename data files, to change storage None of these to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace to create a database trigger All of these to add/rename data files, to change storage None of these to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The purpose of a database is to help people stop using spreadsheets. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Database applications are seldom intended for use by a single user. True False True False ANSWER DOWNLOAD EXAMIANS APP
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