if you are dedicated and spend enough time on learning and educating yourself about crypto then yes. you might be able to know crypto after one month  of research and learning.. but 1 month is not enough to be an expert. and only learning doesn't make you expert either. you have to do experiments. use various things like exchange platforms. trading. buy sell. mining, wallets, bots, forks, marketcap, supply and demand. coin circulation and so many more things to know crypto properly.
besides this Crypto is very huge. there are thousands of coins and tokens out there and to know each of them you would need more and more time. but start now and you'll learn everything if you are smart. start with Bitcoin Of course.