PHP FILE SYSTEM QUIZ

Which one of the following functions is used to search a string?

preg_match

preg_found

preg_find

preg_search

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following regular expression matches any string containing zero or one p?

P?

p*

p+

p#

TRUE ANSWER : ?
YOUR ANSWER : ?

POSIX stands for

Portative Operating System Interface for Linux

Portative Operating System Interface for Unix

Portable Operating System Interface for Linux

Portable Operating System Interface for Unix

TRUE ANSWER : ?
YOUR ANSWER : ?

Say we have two compare two strings which of the following function/functions can you use? 1. strcmp() 2. strcasecmp() 3. strspn() 4. strcspn()

3 and 4

1 and 2

None of the mentioned

All of the mentioned

TRUE ANSWER : ?
YOUR ANSWER : ?

PHP has long supported two regular expression implementations known as _ and _. 1. Perl 2. PEAR 3. Pearl 4. POSIX

1 and 4

2 and 4

1 and 2

2 and 3

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $number = array(0,1,two,three,four,5); $num = preg_grep("/[0-5]/", $number); print_r($num);

Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5)

Array([0]=>0 [1]=>1 [5]=>5)

Array([1]=> 1)

Array([2]=>two [3]=>three [4]=>four)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following functions finds the last occurrence of a string, returning its numerical position?

strrpos()

strpos()

strlast()

strlastpos()

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ? 1. fol 2. fool 3. fooool 4. fooooool

1 and 4

2 and 3

Only 1

1, 3 and 4

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following preg PHP function is used to do a find and replace on a string or an array?

preg_find()

preg_replace()

preg_find_replace()

preg_findre()

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $line = "You like dogs. I hate dogs. We should marry." $sen = preg_split('/./', $line); print_r($sen);

Array([0]=>You like dogs. I hate dogs. We should marry.)

Error

You like dogs. I hate dogs. We should marry.

Array([0]=>You like dogs. [1]=>I hate dogs. [2]=>We should marry.)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following functions is used to search a string?

Which one of the following regular expression matches any string containing zero or one p?

POSIX stands for

Say we have two compare two strings which of the following function/functions can you use?<br/>1. strcmp()<br/>2. strcasecmp()<br/>3. strspn()<br/>4. strcspn()

PHP has long supported two regular expression implementations known as _ and _.<br/>1. Perl<br/>2. PEAR<br/>3. Pearl<br/>4. POSIX

What will be the output of the following PHP code?<br/>$number = array(0,1,two,three,four,5);<br/>$num = preg_grep("/[0-5]/", $number);<br/>print_r($num);

Which one of the following functions finds the last occurrence of a string, returning its numerical position?

Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ?<br/>1. fol<br/>2. fool<br/>3. fooool<br/>4. fooooool

Which one of the following preg PHP function is used to do a find and replace on a string or an array?

What will be the output of the following PHP code?<br/>$line = "You like dogs. I hate dogs. We should marry."<br/>$sen = preg_split('/./', $line);<br/>print_r($sen);