Introduction to SQL Which SQL keyword is used to retrieve a maximum value? MOST TOP UPPER MAX MOST TOP UPPER MAX ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Count function in SQL returns the number of columns. values. distinct values. groups. columns. values. distinct values. groups. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL -92 wildcards are ____ and ____ . underscore(_); question mark (?) asterisk (*); percent sign (%) percent sign (%); underscore (_) question mark (?); asterisk (*) underscore(_); question mark (?) asterisk (*); percent sign (%) percent sign (%); underscore (_) question mark (?); asterisk (*) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs FLASE Hi TRUE Nothing FLASE Hi TRUE Nothing ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the SQL statements is correct? SELECT Username AND Password FROM Users None of these SELECT Username, Password WHERE Username = 'user1' SELECT Username, Password FROM Users SELECT Username AND Password FROM Users None of these SELECT Username, Password WHERE Username = 'user1' SELECT Username, Password FROM Users ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL query and modification commands make up a(n) ________ . HTML DML XML DDL HTML DML XML DDL ANSWER DOWNLOAD EXAMIANS APP
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