If Obama will die is Pelosi ready ?

Absolutely excellent point by John Keitel of digitalartpress blog :” If Barack Obama died and Joe Biden became President House Speaker Nancy Pelosi would be a heartbeat away from the Presidency. Joe Biden is old, just a old a McCain. “ ( read it )
So Pelosi is two hart beats from presidency and what commander-in-chief’s experience she has?? What are we going to do with that ?