Which one of the following functions will convert a string to all uppercase?

Say we have two compare two strings which of the following function/functions can you use?

i) strcmp()

ii) strcasecmp()

iii) strspn()

iv) strcspn()

If you want to temporarily store uploaded files in the /tmp/phpuploads/ directory, which one of the following statement will you use?

Which one of the following databases has PHP supported almost since the beginning?

Which one of the following statements is used to create a table?

Which one of the following statements can be used to select the database?

Which one of the following statements should be used to include a file?

Which one of the following methods recuperates any memory consumed by a result set?

When you’re uploading files you need to set the enctype of the form to ___.

Which one of the following method is used to retrieve the number of rows affected by an INSERT, UPDATE, or DELETE query?