Unit 2 · 5 lessons
Hardware, Software and Operating Systems
Inside the case: what each component does, how the machine starts itself, and what the operating system is actually managing.
- 43 practice questions
- 43 flashcards
Lessons
- 1The CPU and the MotherboardWhat the processor actually does on every clock tick, and how the motherboard connects it to everything else.9 questions
- 2Memory and StorageWhy one computer needs five different kinds of memory, and how to choose between an SSD and a hard drive.9 questions
- 3Building a System and Connecting PeripheralsPower supplies, ports, expansion cards, and the order of operations for assembling a computer without destroying it.8 questions
- 4Firmware, POST and the Boot SequenceWhat happens in the seconds between pressing the power button and seeing a login screen — and how to read the failures.8 questions
- 5Operating Systems, File Systems and MaintenanceWhat the OS is actually managing behind every click, how files are organized on a drive, and what real maintenance involves.9 questions