PHP Variables and Datatypes , PHP

PHP Variables and Datatypes

Question: Which of the following is correct Super-global Variables?
A
"( $_GET[ ], $_POST[ ], $_REQUEST[ ], $_SERVER[ ], $_SESSION[ ], $GLOBAL[ ], $_COOKE[ ], $_FILES[ ], $_ENV[ ] )"

B
"( $_GET[ ], $_POST[ ], $_REQUEST[ ], $_SERVER[ ], $_GLOBAL[ ], $_COOKE[ ], $_SESSION[ ], $_FILES[ ], $_ENV[ ] )"

C
"( $_GET[ ], $_POST[ ], $_REQUEST[ ], $_SERVER[ ], $_SESSION[ ], $GLOBAL[ ], $_COOKE[ ], $_FILES[ ], $_ENVA[ ] )"

D
"( $_GET[ ], $_POST[ ], $_COKE[ ], $_REQUEST[ ], $_SERVER[ ], $_SESSION[ ], $GLOBAL[ ],$_FILES[ ], $_ENV[ ] )"

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Question: Which of the following is Compound Data Types?
A
Integer

B
Float

C
Array

D
String

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Question: Which are incorrect value used to represents true and false values?
A
$alive=true; //$alive is false.

B
$alive=true;     //$alive is 0.

C
$alive=0;     //$alive is false.

D
$alive=-1;     //$alive is true.

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Question: Identifiers can consists of only_______
A
letters

B
numbers

C
underscore characters

D
all

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Question: Which function returns the type of variable?
A
gettype()

B
settype()

C
ini_set()

D
none of the above

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Question: For adding a value to the end of array we use _______
A
int array_push(array <em>array</em>, mixed variable [, mixed variable.....])

B
int array_unshift(array array, mixed variable[,mixed variable....])

C
int array_shift(array array, mixed variable[,mixed variable....])

D
int array_pop(array array, mixed variable[,mixed variable....])

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Question: For removing a value from the front of an array we use _______
A
int array_shift(array array, mixed variable[,mixed variable....])

B
int array_unshift(array array, mixed variable[,mixed variable....])

C
int array_pop(array array, mixed variable[,mixed variable....])

D
int array_push(array array, mixed variable[,mixed variable....])

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Question: For removing a value from the end of array, we use ______
A
int array_unshift(array array, mixed variable[,mixed variable....])

B
int array_shift(array array, mixed variable[,mixed variable....])

C
int array_pop(array<em> array</em>, mixed variable[,mixed variable....])

D
int array_push(array array, mixed variable[,mixed variable....])

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Question: The in_array() function _______
A
search an array for a specific value.

B
push an array for a specific value.

C
shift an array for a specific value.

D
none

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Question: Which of the following functions are true?
A
The reset() function serves to set an array pointer back to the beginning of the array.

B
The end() function moves the pointer to the last position of an array.

C
The next() function returns the array value residing at the position immediately following that of the current array pointer.

D
The prev() function returns the array value residing at the location preceding the the current array pointer.

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Question: Which of the following is correct Super-global Variables?

Question: Which of the following is Compound Data Types?

Question: Which are incorrect value used to represents true and false values?

Question: Identifiers can consists of only_______

Question: Which function returns the type of variable?

Question: For adding a value to the end of array we use _______

Question: For removing a value from the front of an array we use _______

Question: For removing a value from the end of array, we use ______

Question: The in_array() function _______

Question: Which of the following functions are true?