Introduction to Database System Composite identifiers consist of two or more attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? None of these All of these SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK SELECT ALL FROM BOOK None of these All of these SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK SELECT ALL FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The designer of a form includes data filed designators both (a) and (b) prompts None of these data filed designators both (a) and (b) prompts None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL MODIFY ALLOCATES None of these REDEFINE TABLE MODIFY TABLE ALTER TABLE MODIFY ALLOCATES None of these REDEFINE TABLE MODIFY TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data dictionary tells the DBMS what files are in the database what these files contain All of the listed here what attribute are possessed by the data what files are in the database what these files contain All of the listed here what attribute are possessed by the data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity class is a collection of entities and is described by the structure of the entities in that class. True False True False ANSWER DOWNLOAD EXAMIANS APP
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