How do I start investing in cryptocurrency?

As a novice investor, I'm curious about the steps to begin investing in cryptocurrency. Could you provide a concise overview of the essential steps? Firstly, what's the recommended way to choose a reliable cryptocurrency exchange? Should I consider factors like security, reputation, and supported currencies? Secondly, how do I set up a digital wallet to securely store my coins? Are there different types of wallets, and which ones are suitable for beginners? Moreover, how should I approach selecting a cryptocurrency to invest in? Are there specific metrics or indicators to consider, such as market capitalization, trading volume, or team behind the project? Lastly, what are some best practices for managing my investment portfolio and protecting myself from potential risks? I'm keen to learn the basics and start my journey in the crypto world.