Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As None of these tuple tables both (a) and (b) relations None of these tuple tables both (a) and (b) relations ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL None of these MODIFY TABLE MODIFY ALLOCATES ALTER TABLE REDEFINE TABLE None of these MODIFY TABLE MODIFY ALLOCATES ALTER TABLE REDEFINE TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The Management Information system (MIS) structure with one main computer system is called a hierarchical MIS structure centralized MIS structure decentralized MIS structure distributed MIS structure hierarchical MIS structure centralized MIS structure decentralized MIS structure distributed MIS structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS that is most difficult to use is ________ . Microsoft's Access Microsoft's SQL Server IBM's DB2 Oracle Corporation's Oracle Microsoft's Access Microsoft's SQL Server IBM's DB2 Oracle Corporation's Oracle 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? Tuple Determinant Relation Key Tuple Determinant Relation Key ANSWER DOWNLOAD EXAMIANS APP