Questions : 9 What are the differences between require and include?
Answers : 9 Both include and require used to include a file but when included file not found
Include send Warning where as Require send Fatal Error .
Questions : 10 Can we use include ("xyz.PHP") two times in a PHP page "index.PHP"?
Answers : 10 Yes we can use include("xyz.php") more than one time in any page. but it create a prob when xyz.php file contain some funtions declaration then error will come for already declared function in this file else not a prob like if you want to show same content two time in page then must incude it two time not a prob
Questions : 11 What are the different tables(Engine) present in MySQL, which one is default?
Answers : 11 Following tables (Storage Engine) we can create
1. MyISAM(The default storage engine IN MYSQL Each MyISAM table is stored on disk in three files. The files have names that begin with the table name and have an extension to indicate the file type. An .frm file stores the table format. The data file has an .MYD (MYData) extension. The index file has an .MYI (MYIndex) extension. )
2. InnoDB(InnoDB is a transaction-safe (ACID compliant) storage engine for MySQL that has commit, rollback, and crash-recovery capabilities to protect user data.)
3. Merge
Answers : 9 Both include and require used to include a file but when included file not found
Include send Warning where as Require send Fatal Error .
Questions : 10 Can we use include ("xyz.PHP") two times in a PHP page "index.PHP"?
Answers : 10 Yes we can use include("xyz.php") more than one time in any page. but it create a prob when xyz.php file contain some funtions declaration then error will come for already declared function in this file else not a prob like if you want to show same content two time in page then must incude it two time not a prob
Questions : 11 What are the different tables(Engine) present in MySQL, which one is default?
Answers : 11 Following tables (Storage Engine) we can create
1. MyISAM(The default storage engine IN MYSQL Each MyISAM table is stored on disk in three files. The files have names that begin with the table name and have an extension to indicate the file type. An .frm file stores the table format. The data file has an .MYD (MYData) extension. The index file has an .MYI (MYIndex) extension. )
2. InnoDB(InnoDB is a transaction-safe (ACID compliant) storage engine for MySQL that has commit, rollback, and crash-recovery capabilities to protect user data.)
3. Merge