Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? Database application and the database Data and the database Database application and SQL The user and the database application Database application and the database Data and the database Database application and SQL The user and the database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace None of these to add/rename data files, to change storage to create a database trigger All 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 None of these to add/rename data files, to change storage to create a database trigger All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file is a measure of the percentage of existing records updated during a run is a low percentages of number of records added or deleted from a file refers to how closely the files fits into the allocated if high, reduces processing efficiency for sequential and nonsequential files None of these is a measure of the percentage of existing records updated during a run is a low percentages of number of records added or deleted from a file refers to how closely the files fits into the allocated if high, reduces processing efficiency for sequential and nonsequential files None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity. instance child parent subtype instance child parent subtype ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for All of these None of these protecting data in data communication systems improving data integrity reducing storage space requirements All of these None of these protecting data in data communication systems improving data integrity reducing storage space requirements ANSWER DOWNLOAD EXAMIANS APP
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