SOME COMMON DIFFERENCES

1. WHAT IS THE DIFFERENCE BETWEEN OPEN SOURCE SOFTWARE AND LICENCE FREE SOFTWARE.

In the open source software we have provided the free software with their source code so that we can even it's source code and design the new software with the help of that source code.
Example of open source software-:
MYSQL
GNU
FIREFOX
GIMP


While in the licence free software the software is free to use that is there is no need to purchase it but source code of that software is not provided.

Example of  licence free software -:
PHP

1. WHAT IS THE DIFFERENCE BETWEEN DOC FILE AND DOCX FILE.

 .doc file is supported by the older bersion of MS Word(2003) it is also supported by the newer version but in compatibility mode and .docx file are supported only by the newer version of MS Word(2207 and newer).