PHP MockTest, PHP Questions

Which of the following is used to check that a cookie is set or not ?
$_COOKIE variable
isset() function
getcookie() function
None of the above

Which of the following method of Exception class returns array of the backtrace ?
getTraceAsString()
getMessage()
getCode()
getTrace()

Which of the following method acts as a constructor function in a PHP class ?
__construct
class_name()
constructor
None of the above

Which of the following is true about php.ini file ?
The php.ini file is read each time PHP is initialized
The PHP configuration file, php.ini, is the final and most immediate way to affect the functionality of PHP
All of the above
None of the above

Which of the following is correct about determine the "truth" of any value not already of the Boolean type ?
If the value is a string, it is false if the string is empty (has zero characters) or is the string "0", and is true otherwise
Values of type NULL are always false
If the value is a number, it is false if exactly equal to zero and true otherwise
All of the above

Which of the following magic constant of PHP returns function name ?
_CLASS_
_FUNCTION_
_FILE_
_LINE_

Which of the following is/are a PHP code editor ?
Adobe Dreamweaver
Notepad
Notepad++
All of the above

Which of the following array represents an array with a numeric index ?
Multidimentional Array
Numeric Array
Associative Array
None of the above

Which of the following function can be used to get an array in the reverse order ?
array_search()
array_slice()
array_shift()
array_reverse()

Which of the following is used to check if session variable is already set or not in PHP ?
isset() function
session_destroy() function
session_start() function
$_SESSION[]

Which of the following is used to destroy the session ?
isset() function
session_start() function
$_SESSION[]
session_destroy() function

Which of the following is correct about eregi() function ?
The eregi() function searches throughout a string specified by pattern for a string specified by string. The search is not case sensitive
The eregi() function searches string for pattern, returning true if pattern exists, and false otherwise
The eregi() function searches a string specified by string for a string specified by pattern, returning true if the pattern is found, and false otherwise
None of the above

Which of the following method can be used to parse an XML document using PHP ?
loadxml()
simplexml_load_string()
All of the above
None of the above

Which of the following is correct about PHP ?
Using PHP, you can restrict users to access some pages of your website
It can encrypt data
PHP can access cookies variables and set cookies
All of the above

Which of the following type of variables are whole numbers, without a decimal point, like 4195 ?
Booleans
Strings
Integers
Doubles

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