os242

LINKS

Week 01

• Operating Systems — Some Recources about slide, problems and anything related to OS. Very useful for OS empty head student (like me) to learning about OS
• Learn About Vim — Tutorial on how to use Vim. A great introduction to Vim
• Bash Scripting — Bash Scripting Tutorial. My start for learning about Bash (availble in playlist)
• REGEX Train With Visual — Take a shot with this great Regex training website. Train with visual helps a lot for understanding Regex.

Week 02

• Linux Permission — Learn why there is drwxr-xr-x at the beginning of files or folders. 5 Minutes video about Linux File Permission
• Asymmetric Encryption — Learn how Asymmetric Encryption Works. Great for understanding how encryption limit the receiver of data.
• PubKey Cryptography — Learn about Cryptography. Video explanation about how public key and private jey works.
• CIA Triads. — Learn about CIA (Confidentiality, Integrity and Availability). The three big concept for understanding about cybersecurity.
• Man In The Middle. — Learn one of the great example of cyber attacks, man in the middle. Understand how it requires masquerading to works.
• BCDR (Business Continuity and Disaster Recovery. — Learn how a enterprise can recover after getting a great cyber attack. This playlist show how a company (like microsoft) offer a solution for doing BCDR.
• What is Virus, Worm or Trojan. — Learn the difference between Virus, Worm and Trojan. This video explained how to understand these kind of malware.
• Learn 23 Types of Cyber Attacks — Simple example of cyber attacks. This 8 minute video explain many kind of cyber attack like DDos, Spyware, keglogger etc.
• Bash Scripting — Bash Scripting Tutorial. Again i recommended this playlist for learn about bash scripting in this week.

• [Bash Scripting

  TEXT](https://www.freecodecamp.org/news/bash-scripting-tutorial-linux-shell-script-and-command-line-for-beginners/) —– Bash Scripting Tutorial. If you are a fast reader, i more recommended this link.

Week 03

• what is tar in linux? — This page explains how to create and extract tar files. Tar files are a one of many type of files that very useful for making and sending files in a compact manner.
• how compiling C program works — This page show and explains how to compile a C program and how it works at out computer.
• Simple Tutorial For Makefile — This page article explains how to use Makefile and its benefits. This tutorial is very helpful for doing week03 assigment about makefile.
• File System in Linux — This video explains what files and file systems are, including the difference between them.

Week 04

• How to use SCP — This article that introduces how to use the SCP command. Very useful for doing pop quiz.

• Understand File Permission — This great and concise answer explaining what the numbers in a file permission mean and how to interpret them. It also explains the meaning of all 10 characters in a file permission.

Week 05

• Virtual Memory: What is Virtual Memory Lecture by David Black-Schaffer all about virtual memory. His explanations are simple to understand and clear. He also gave segmen so we can easily find the subtopic of Virtual Memory easily.

• Page Replacement Algorithms A video by Education 4u about Page Replacement Algorithms, such as FIFO (First-in-First-Out),LRU(Last Recently Used), and Optimal Page Replacement. This video helps me understanding page replacement more easily.

Week 06

• Fork System — Explain about how fork system called in OS. It’s easy to grasp such a complex topic by reading this link.
• Fork in C programming — A great explanation about how fork work in C programming. Quite making some great understanding about from this link.

Week 07

• Shared Memory — This article give general and detail explanation about shared memory in linux such as the definition, how does it works, and how many type of shared memory does it have in linux.
• Create Shared Memory — This article give an visual explanation about linux shared memory (shmget,shmat,shmdt,shmctl, and ftok) with videos and examples.

Week 08

• LFS Learning — This article helps on learning how to build LFS with step by step. A great journey to create your own linux.
• Compiling a cross-toolchain (tutorial on how to do LFS step by step) — This playlist help me a lot for doing LFS from Chap. 1-5 for this week. I hope you also watch this playlist if you getting trouble when doing LFS.

Week 09

• LFS Learning — Very useful book to create lfs.

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