PHP Databases Handling

PHP Databases Handling
Can joins be nested?

True

False

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PHP Databases Handling
Which one of the following methods can be used to diagnose and display information about a MySQL connection error?

connect_errno()

connect_error()

mysqli_connect_error()

mysqli_connect_errno()

connect_errno()

connect_error()

mysqli_connect_error()

mysqli_connect_errno()

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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?

num_rows()

affected_rows()

changed_rows()

new_rows()

num_rows()

affected_rows()

changed_rows()

new_rows()

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

#include ‘filename’;

#include ;

@include ‘filename’;

include ‘filename’;

#include ‘filename’;

#include ;

@include ‘filename’;

include ‘filename’;

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PHP Databases Handling
The updated MySQL extension released with PHP 5 is typically referred to as.

mysql

mysqly

mysqli

MySQL

mysql

mysqly

mysqli

MySQL

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PHP Databases Handling
You need to check whether ______ is set, to determine whether you’re editing an entry or creating a new one.

$_GET[‘admin’].

$_SET[‘admin’].

$_GET[‘url’].

$_SET[‘url’].

$_GET[‘admin’].

$_SET[‘admin’].

$_GET[‘url’].

$_SET[‘url’].

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