Which of the following operating system is for smartphone?

مندرجہ ذیل میں سے کون سا آپریٹنگ سسٹم اسمارٹ فون کے لیے ہے؟

Windows 7

Linux

Android

None of these

Android is a mobile operating system designed specifically for smartphones and tablets.

It is based on the Linux kernel.

It provides a platform for developers to build and run mobile applications.