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Operating Systems

1What an operating system is
2Kernel vs. user space
3System calls: asking the kernel for help
4The OS as resource manager
5The OS as illusionist: virtual everything
6A tour of kernels: monolithic, micro, hybrid
7Booting: from power button to login
8Firmware: BIOS and UEFI
9The CPU: fetch, decode, execute
10Registers and the program counter
11Caches: L1, L2, L3
12RAM and the memory hierarchy
13I/O devices and interrupts
14The memory bus

Operating Systems

1What an operating system is
2Kernel vs. user space
3System calls: asking the kernel for help
4The OS as resource manager
5The OS as illusionist: virtual everything
6A tour of kernels: monolithic, micro, hybrid
7Booting: from power button to login
8Firmware: BIOS and UEFI
9The CPU: fetch, decode, execute
10Registers and the program counter
11Caches: L1, L2, L3
12RAM and the memory hierarchy
13I/O devices and interrupts
14The memory bus

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The OS as resource manager

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