Introduction to Database System A candidate key is a determinant that determines all the other columns is a relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Prior to 1970, all data was stored in separate files, which were mostly stored on reels of magnetic tape. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select data in rows and column from one or more tables? LIST BROWSE SELECT None of these CHOOSE LIST BROWSE SELECT None of these CHOOSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command(s) is(are) used to redefine a column of the table in SQL ? DEFINE TABLE MODIFY TABLE all of the listed here ALTER TABLE DEFINE TABLE MODIFY TABLE all of the listed here ALTER TABLE 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 COBOL programs Database applications DBMS Users COBOL programs Database applications ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Characteristic(s) of a distributed MIS structure is a multiprocessing environment None of these computers supporting local DP operations All of these interactive sharing of the workload a multiprocessing environment None of these computers supporting local DP operations All of these interactive sharing of the workload ANSWER DOWNLOAD EXAMIANS APP
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