Introduction to SQL Which of the following is the original purpose of SQL? All of these To specify the syntax and semantics of SQL manipulation language To specify the syntax and semantics of SQL data definition language To define the data structures All of these To specify the syntax and semantics of SQL manipulation language To specify the syntax and semantics of SQL data definition language To define the data structures ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The wildcard in a WHERE clause is useful when? An exact match is necessary in a CREATE statement. An exact match is not possible in a SELECT statement. An exact match is necessary in a SELECT statement. An exact match is not possible in a CREATE statement. An exact match is necessary in a CREATE statement. An exact match is not possible in a SELECT statement. An exact match is necessary in a SELECT statement. An exact match is not possible in a CREATE statement. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is the correct order of keywords for SQL SELECT statements? WHERE, FROM,SELECT SELECT, FROM, WHERE SELECT,WHERE,FROM FROM, WHERE, SELECT WHERE, FROM,SELECT SELECT, FROM, WHERE SELECT,WHERE,FROM FROM, WHERE, SELECT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What operator tests column for the absence of data? NOT operator IS NULL operator None of these EXISTS operator NOT operator IS NULL operator None of these EXISTS operator ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The condition in a WHERE clause can refer to only one value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is valid SQL for an Index? CHANGE INDEX ID; CREATE INDEX ID; ADD INDEX ID; REMOVE INDEX ID; CHANGE INDEX ID; CREATE INDEX ID; ADD INDEX ID; REMOVE INDEX ID; ANSWER DOWNLOAD EXAMIANS APP
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