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Data Structures & AlgorithmsComplexity analysis up to graphs and DP.Operating SystemsProcesses, scheduling, memory and concurrency.Database Management SystemsRelational modelling, transactions and indexing.Computer NetworksFrom wires and radio waves up to the web.

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Operating Systems

Foundations of Operating Systems3

Processes & Threads4

What is a process, really?
Process states and the art of pausing mid-thought
Process creation, fork, and exec
Threads — many workers sharing one process's kitchen

Inter-Process Communication3

Concurrency & Synchronization4

CPU Scheduling4

I/O & Disk Scheduling3

Memory Management4

Virtual Memory3

Building Your Own OS in C++6

Lessons

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Operating Systems

Foundations of Operating Systems3

Processes & Threads4

What is a process, really?
Process states and the art of pausing mid-thought
Process creation, fork, and exec
Threads — many workers sharing one process's kitchen

Inter-Process Communication3

Concurrency & Synchronization4

CPU Scheduling4

I/O & Disk Scheduling3

Memory Management4

Virtual Memory3

Building Your Own OS in C++6

Learn Operating Systems Processes & Threads

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What is a process, really?

The difference between a program sitting on disk and the same program actually running, and everything the OS tracks about it.

9 min readUpdated 2026-09-03operating-systemsprocessesprocess-management