Introduction to SQL Which SQL statement is used to delete data FROM a database? DELETE REMOVE ALTER COLLAPSE DELETE REMOVE ALTER COLLAPSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A view is which of the following? A base table that cannot be accessed via SQL commands A virtual table that cannot be accessed via SQL commands A virtual table that can be accessed via SQL commands A base table that can be accessed via SQL commands A base table that cannot be accessed via SQL commands A virtual table that cannot be accessed via SQL commands A virtual table that can be accessed via SQL commands A base table that can be accessed via SQL commands ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT ROUND(45.926, -1) FROM DUAL; prints garbage is illegal prints 045.926 prints 50 prints garbage is illegal prints 045.926 prints 50 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is the original purpose of SQL? To define the data structures To specify the syntax and semantics of SQL manipulation language All of these To specify the syntax and semantics of SQL data definition language To define the data structures To specify the syntax and semantics of SQL manipulation language All of these To specify the syntax and semantics of SQL data definition language ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables? Data Manipulation Language(DML) None Data Definition Language(DDL) Both of above Data Manipulation Language(DML) None Data Definition Language(DDL) Both of above ANSWER DOWNLOAD EXAMIANS APP
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