Вся IT-база в ОДНОМ видео: Память, Процессор, Код

At 0:00 the video begins with an introduction to the fundamentals of IT, explaining how computers actually work. At 01:15 the presenter discusses why code is essential. At 03:05 the video covers Morse code, and at 06:04 it explains Braille. At 07:24 it introduces the concept of a "carrying flashlight" as a metaphor for signal transmission. At 09:54 the topic shifts to relays. At 12:09 the video explains number systems—decimal, octal, binary—and the concept of bits. At 18:38 it shows how barcodes are encoded. At 24:12 the presenter explains bytes. At 27:12 it covers hexadecimal notation. At 29:25 the video discusses digital text and code pages, including ASCII and Unicode. At 33:48 it demonstrates how to encode images. At 36:44 the presenter explains logic operations. At 44:24 it covers logic gates. At 56:47 it explains adders. At 1:04:31 the video discusses memory cells. At 01:08:31 it covers RS flip‑flops. At 01:12:50 it covers D flip‑flops. At 01:16:00 it covers D latches. At 01:20:28 it explains how memory is assembled. At 01:30:20 it shows the transition from relays to transistors. At 01:35:59 the video covers the central processing unit, including the ALU, control unit, registers, and cache. At 01:44:01 it explains machine code. At 01:49:03 it discusses input/output devices, storage such as SSDs and HDDs, and the system bus.