I know about computers, the surface of things not to say
System includes five parts
Operator
controller
memory, memory addressing
an output device
an input device
As for what they need to learn more about yourself, here I only propose important part
Talk about CPU
CPU and memory to do is to interact with
CPU performance is good or bad is determined
See cache -------> secondary cache -------> register
In fact, ah our program is to have localized away (where you need to understand)
Also you need to know the difference between RAM and a ROM
As well as the CPU North Bridge and South Bridge you can take a look at it before opening the computer to know ^ ___ ^
You can refer to the brother of the article he is more telling https://blog.csdn.net/cc_net/article/details/10439665