Chapter 4

1. You can create as many accounts as you want in MetaMask. MetaMask supports the BIP-44 (short for Bitcoin Improvement Proposal) algorithm to create new EOA accounts using the same secret seed phrase. You can keep on creating new accounts in MetaMask by clicking on Create Account, and it will generate a new account. Using the same secret seed phrase, you can create the same accounts again in the same order on another MetaMask instance on other browsers or computers.
2. Yes, you can connect MetaMask to your own private blockchain by configuring the Custom RPC URL in the MetaMask. To do this, choose Custom RPC from the network list; it will ask you the RPC URL to connect to.

3. The MetaMask secret seed is also called a mnemonic. The mnemonic is created from the English word list so that it can be remembered by humans easily. Using these mnemonics, the user can generate...