Introduction to SQL If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries. True False True False 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 The Microsoft Access wildcards are ____ and ____ . underscore(_); question mark (?) question mark (?); asterisk (*) asterisk (*); percent sign (%) percent sign (%); underscore (_) underscore(_); question mark (?) question mark (?); asterisk (*) asterisk (*); percent sign (%) percent sign (%); underscore (_) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the SQL statements is correct? SELECT Username AND Password FROM Users SELECT Username, Password WHERE Username = 'user1' None of these SELECT Username, Password FROM Users SELECT Username AND Password FROM Users SELECT Username, Password WHERE Username = 'user1' None of these SELECT Username, Password FROM Users ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What operator tests column for the absence of data? None of these EXISTS operator IS NULL operator NOT operator None of these EXISTS operator IS NULL operator NOT operator ANSWER DOWNLOAD EXAMIANS APP
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