Operating systems
Here I explain operating systems the way I studied them in Computer Engineering II: what an operating system is, processes and CPU scheduling, concurrency, memory and files. Each topic comes with its theory, Python simulators to check the calculations and interactive exam-style exercises.
22 articles
Operating system
Your laptop on a study afternoon, a write
Exam-style quizInterrupts
My IC2 assignment on the printer, an interrupt that stops everything and a c…
Exam-style quizProcesses
A gcc that is born, blocks and ends, a fork
Exam-style quizCPU scheduling
FCFS, SJF, SRTF and Round Robin drawn as Gantt charts
Exam-style quizConcurrency
A counter that loses uploads, too much milk in the fridge and spotify’s buffer
Exam-style quizMemory management
Your laptop sharing its RAM between gcc, spotify, campus and onedrive
Exam-style quizVirtual memory
Gcc in three frames, FIFO, LRU and the optimal head to head
Exam-style quizFile system
Your IC2 practical folder, FAT, i-nodes and links
Exam-style quiz
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