Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? ZIP SAVE PACK COMMIT ZIP SAVE PACK COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file both (b) and (c) contains only a list of keys and record numbers is sorted in ascending order None of these has a number assigned to each record both (b) and (c) contains only a list of keys and record numbers is sorted in ascending order None of these has a number assigned to each record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? IDMS R:base dBase-II DB2 IDMS R:base dBase-II DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file that is organized in uniform format is formally referred to as a _____ or a database file. None of these Database Record Document Structured data file None of these Database Record Document Structured data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? DBMS Users Database applications COBOL programs DBMS Users Database applications COBOL programs ANSWER DOWNLOAD EXAMIANS APP
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