> See also: > - Reference # Computers ## Computer Architecture There are four key components of a computer: 1. [[Computer Processors|Processors]] - CPUs & GPUs 2. [[Computer Memory|Storage]] - Non-volatile: disk/hard drives, solid state drives (SSDs) - Volatile: RAM, processor cache memory 3. **Interconnects/Networks** - Motherboard - The *system network* connects the different components of a computer together - The *network connection* allows the computer - Ethernet, WI-FI 4. **Application Scheduling (Operating System)** - ## Operating Systems > - [[Unix]] A computer’s operating system maintains the ongoing processes and allocates resoures to keep the activities up-to-date without stalling.