Randomness Notes Questions with Answers PDF Download - 71

The random number functions offered by PHP is implemented by

1. Strings
2. Doubles
3. Floats
4. Pseudo random numbers

A filesystem function clearstatcache ( ) id used for

1. Deleting files
2. Changing the state of cache
3. Clears cache of file status info
4. None of them

The HTTP protocol is stateless because a plain HTML page is not capable of

1. Receiving information from other pages
2. Supporting php
3. Supporting web services
4. All of them

Why a special character is used in the beginning and the end of string in Perl-compatible patterns?

1. Because it indicates the beginning and end of the pattern
2. Because it indicates that it?s a integer string
3. Because it indicates the literal
4. It indicates nothing

The fread ( ) function will stop at the end of the file or when it reaches to

1. The specified location
2. The specified width
3. The specified length
4. All of them