Introduction to SQL Which command undo all the updates performed by the SQL in the transaction? TRUNCATE DELETE COMMIT ROLLBACK TRUNCATE DELETE COMMIT ROLLBACK ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: a data sublanguage. an operating system. a DBMS. a programming language. a data sublanguage. an operating system. a DBMS. a programming language. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL DISTINCT and its counterpart, ALL, can be used more than once in a SELECT statement. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT SUBSTR('abcdefghij', INSTR('123321234', '2', 3, 2), 2) FROM DUAL;prints gh 23 bc ab gh 23 bc ab ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The benefits of a standard relational language include which of the following? Reduced training costs Applications are not needed All of these Increased dependence on a single vendor Reduced training costs Applications are not needed All of these Increased dependence on a single vendor ANSWER DOWNLOAD EXAMIANS APP
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