Free software plays an important role in enhancing the convenience of computers.

My company is working on the development of a new vaccine software.

Please tell me how to uninstall this software.

I uninstalled unnecessary software yesterday.

Software engineering is a field of study related to the design and development of computer programs.

Do you understand the necessity of this project?

That information is unnecessary.

That information is completely unnecessary.

He thinks that war is a necessary evil.