<human>:  What are the main steps for building a computer?
<bot>: The main steps for building a computer are: 1) choose a suitable processor and motherboard; 2) choose and install the RAM, hard drive, and other components; 3) install the operating system and necessary software; 4) connect other peripheral devices, such as a mouse and keyboard; 5) test the system to ensure it is functioning properly; and 6) configure the system to the user's preferences.