Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK None of these SELECT SUB FROM BOOK All of these SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK None of these SELECT SUB FROM BOOK All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not characteristic of a relational database model? tables treelike structure complex logical relationships records tables treelike structure complex logical relationships records ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): row of a table. column of a table. two dimensional table. key of a table. row of a table. column of a table. two dimensional table. key of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the _____ command is used to recompile a view COMPILE VIEW None of these CREATE VIEW ALTER VIEW DEFINE VIEW COMPILE VIEW None of these CREATE VIEW ALTER VIEW DEFINE VIEW ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: foreign keys. candidate keys. composite keys. determinants. foreign keys. candidate keys. composite keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
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