PHP Databases Handling If there is no error, then what will the error() method return? TRUE FALSE Empty String 0 TRUE FALSE Empty String 0 ANSWER DOWNLOAD EXAMIANS APP
PHP Databases Handling The ............. statement is used to delete a table. DELETE TABLE REMOVE TABLE DEL TABLE DROP TABLE DELETE TABLE REMOVE TABLE DEL TABLE DROP TABLE ANSWER DOWNLOAD EXAMIANS APP
PHP Databases Handling Which one of the following method is used to retrieve the number of rows affected by an INSERT, UPDATE, or DELETE query? affected_rows() num_rows() new_rows() changed_rows() affected_rows() num_rows() new_rows() changed_rows() ANSWER DOWNLOAD EXAMIANS APP
PHP Databases Handling Which of the following DBMSs do not have a native PHP extension? MySQL None of these IBM DB/2 Microsoft SQL Server PostgreSQL MySQL None of these IBM DB/2 Microsoft SQL Server PostgreSQL ANSWER DOWNLOAD EXAMIANS APP
PHP Databases Handling What will happen at the end of the following sequence of SQL commands?BEGIN TRANSACTIONDELETE FROM MYTABLE WHERE ID=1DELETE FROM OTHERTABLEROLLBACK TRANSACTION The contents of both OTHERTABLE and MYTABLE will be deleted The contents of OTHERTABLE will be deleted The contents of OTHERTABLE will be deleted, as will be all the contents of MYTABLE whose ID is 1 The database will remain unchanged The contents of both OTHERTABLE and MYTABLE will be deleted The contents of OTHERTABLE will be deleted The contents of OTHERTABLE will be deleted, as will be all the contents of MYTABLE whose ID is 1 The database will remain unchanged ANSWER DOWNLOAD EXAMIANS APP
PHP Databases Handling Which of the following is not an SQL aggregate function? CURRENT_DATE() MIN AVG SUM MAX CURRENT_DATE() MIN AVG SUM MAX ANSWER DOWNLOAD EXAMIANS APP
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