If you do not have a Demat account, then you need to register for it online. Novice investors lack the skill. The broker will help him/her to open zerodha Demat account. Technology enables you to log in on the portal. Once you get to the website, fill in an online form and submit it. You will get an account activation notification. It means you can invest in the share market through your Demat account.  For more information visit on (https://demataccountopen.com) website.