Operating System Core Concepts Review
0. TCP/IP Network Model Layers
The TCP/IP model consists of four layers: Application, Transport, Internet, and Network Access.
1. Linux Commands for Process Status, Memory Usage, and tar Extraction
Process Status: Use ps command. For example, ps -aux | grep PID shows the status of a specific process.
Memory Usage: Use free command. For example, ...
Posted on Sat, 09 May 2026 15:12:34 +0000 by AMcHarg