I have heard that bitcoin earlier could be miner by the computer CPU's but now its not possible.
I wanted to know is this possible with any other coin.
It's possible but no profitable.
This is not true, you can mine CRDS
https://bitcointalk.org/index.php?topic=1944858.0 currently it is not on exchanges but can be traded on their slack chanel or here on this forum. And always it will be good opportunity for mining if you investigate on your own. If you only follow
https://whattomine.com/.. your chances decreasing because big miners do not have time to inspect every little coin that come up, they are focused on those who are already on exchanges.