Introduction to SQL COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL -92 wildcards are ____ and ____ . percent sign (%); underscore (_) underscore(_); question mark (?) question mark (?); asterisk (*) asterisk (*); percent sign (%) percent sign (%); underscore (_) underscore(_); question mark (?) question mark (?); asterisk (*) asterisk (*); percent sign (%) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the full form of SQL? Structured Query Language Structured Query List None of these Simple Query Language Structured Query Language Structured Query List None of these Simple Query Language ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To sort the results of a query use: ORDER BY. SORT BY. GROUP BY. None of these ORDER BY. SORT BY. GROUP BY. None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True 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 Both of above Data Definition Language(DDL) Data Manipulation Language(DML) None Both of above Data Definition Language(DDL) ANSWER DOWNLOAD EXAMIANS APP
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