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CS Study

์ด ์ €์žฅ์†Œ๋Š” ์ปดํ“จํ„ฐ๊ณผํ•™(Computer Science)์˜ ํ•ต์‹ฌ ๊ฐœ๋…๋“ค์„ ์ •๋ฆฌํ•˜๊ณ  ์ฒด๊ณ„์ ์œผ๋กœ ๊ธฐ๋กํ•œ ์ž๋ฃŒ ๋ชจ์Œ์ž…๋‹ˆ๋‹ค.
์•Œ๊ณ ๋ฆฌ์ฆ˜๊ณผ ์ž๋ฃŒ๊ตฌ์กฐ, ์šด์˜์ฒด์ œ, ๋„คํŠธ์›Œํฌ, ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋“ฑ ์ „ํ†ต์ ์ธ CS ๋ถ„์•ผ ์ „๋ฐ˜์— ๊ฑธ์นœ ๋‚ด์šฉ์„ ๋‹ค๋ฃน๋‹ˆ๋‹ค.

์ฃผ์š” ๊ตฌ์„ฑ

์ด ์ €์žฅ์†Œ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์ฃผ์ œ๋“ค๋กœ ๊ตฌ์„ฑ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค:

1. ์•Œ๊ณ ๋ฆฌ์ฆ˜ (algorithm/)

  • ์ •๋ ฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜: ๋ฒ„๋ธ”, ์„ ํƒ, ์‚ฝ์ž…, ๋ณ‘ํ•ฉ, ํ€ต ๋“ฑ
  • ํƒ์ƒ‰ ์•Œ๊ณ ๋ฆฌ์ฆ˜: ์ด์ง„ ํƒ์ƒ‰, ์ˆœ์ฐจ ํƒ์ƒ‰
  • ๊ทธ๋ž˜ํ”„ ์•Œ๊ณ ๋ฆฌ์ฆ˜: DFS, BFS, ๋‹ค์ต์ŠคํŠธ๋ผ, ์œ ๋‹ˆ์˜จ ํŒŒ์ธ๋“œ ๋“ฑ
  • ๋™์  ํ”„๋กœ๊ทธ๋ž˜๋ฐ: ํ”ผ๋ณด๋‚˜์น˜ ์ˆ˜์—ด, ๋ฐฐ๋‚ญ ๋ฌธ์ œ ๋“ฑ

์ž์„ธํ•œ ๋‚ด์šฉ์€ algorithm/ ๋””๋ ‰ํ† ๋ฆฌ๋ฅผ ์ฐธ๊ณ ํ•ด ์ฃผ์„ธ์š”.

2. ์ž๋ฃŒ๊ตฌ์กฐ (data-structure/)

  • ๊ธฐ๋ณธ ์ž๋ฃŒ๊ตฌ์กฐ: ๋ฐฐ์—ด, ๋ฆฌ์ŠคํŠธ, ์Šคํƒ, ํ
  • ๊ณ ๊ธ‰ ์ž๋ฃŒ๊ตฌ์กฐ: ํŠธ๋ฆฌ, ํž™, ๊ทธ๋ž˜ํ”„, ํ•ด์‹œ ํ…Œ์ด๋ธ” ๋“ฑ
  • ์ถ”์ƒ ์ž๋ฃŒํ˜•(ADT)๊ณผ ๊ทธ ๊ตฌํ˜„ ๋ฐฉ์‹

์ž์„ธํ•œ ๋‚ด์šฉ์€ data-structure/ ๋””๋ ‰ํ† ๋ฆฌ๋ฅผ ์ฐธ๊ณ ํ•ด ์ฃผ์„ธ์š”.

3. ์šด์˜์ฒด์ œ (os/)

  • ํ”„๋กœ์„ธ์Šค์™€ ์Šค๋ ˆ๋“œ์˜ ๊ฐœ๋…
  • ๋ฉ”๋ชจ๋ฆฌ ๊ด€๋ฆฌ: ํŽ˜์ด์ง•, ์„ธ๊ทธ๋ฉ˜ํ…Œ์ด์…˜, ๊ฐ€์ƒ ๋ฉ”๋ชจ๋ฆฌ
  • CPU ์Šค์ผ€์ค„๋ง, ์ธํ„ฐ๋ŸฝํŠธ, ์‹œ์Šคํ…œ ์ฝœ ๋“ฑ ํ•ต์‹ฌ ๊ฐœ๋…

4. ์ปดํ“จํ„ฐ ๋„คํŠธ์›Œํฌ (network/)

  • OSI 7๊ณ„์ธต, TCP/IP ๊ตฌ์กฐ
  • HTTP, HTTPS, REST API ๋“ฑ ์›น ํ†ต์‹ ์˜ ํ•ต์‹ฌ ์š”์†Œ
  • IP, DNS, NAT, ๋ฐฉํ™”๋ฒฝ ๋“ฑ์˜ ๊ธฐ์ดˆ ๊ฐœ๋…

5. ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค (db/)

  • ๊ด€๊ณ„ํ˜• ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์˜ ๊ธฐ๋ณธ ์›๋ฆฌ
  • SQL ๋ฌธ๋ฒ•๊ณผ ์ธ๋ฑ์Šค, ํŠธ๋žœ์žญ์…˜, ์ •๊ทœํ™”
  • NoSQL ๊ฐœ์š” ๋ฐ RDBMS์™€์˜ ์ฐจ์ด์ 

6. ์‹œ์Šคํ…œ ์„ค๊ณ„ (system-design/)

  • ๋Œ€๊ทœ๋ชจ ์‹œ์Šคํ…œ์˜ ๊ตฌ์กฐ์  ์„ค๊ณ„ ๋ฐฉ์‹
  • ์บ์‹ฑ, ๋กœ๋“œ ๋ฐธ๋Ÿฐ์‹ฑ, ๋ฉ”์‹œ์ง€ ํ ๋“ฑ ์‹ค์ „ ๊ฐœ๋…
  • ๋ฉด์ ‘์šฉ ์„ค๊ณ„ ์งˆ๋ฌธ์— ๋Œ€ํ•œ ์‚ฌ๊ณ  ๋ฐฉ์‹ ํ›ˆ๋ จ

7. ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด (language/)

  • C#, Java๋ฅผ ์ค‘์‹ฌ์œผ๋กœ ํ•œ ์–ธ์–ด๋ณ„ ๋ฌธ๋ฒ• ์ •๋ฆฌ
  • ๊ฐ์ฒด์ง€ํ–ฅ, ์ œ๋„ค๋ฆญ, ๋น„๋™๊ธฐ ์ฒ˜๋ฆฌ ๋“ฑ์˜ ์ฃผ์š” ๊ฐœ๋…

8. ๊ธฐํƒ€ (etc/)

  • ์‹œ๊ฐ„ ๋ณต์žก๋„ ์ •๋ฆฌํ‘œ
  • ๊ธฐ์ˆ  ๋ฉด์ ‘ ์งˆ๋ฌธ๊ณผ ํŒ
  • ๊ฐœ์ธ์ ์ธ ํ•™์Šต ๋…ธํŠธ ๋ฐ ์ฐธ๊ณ  ๋งํฌ

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A Structured Collection of Notes and Hands-On Projects in Computer Science, Covering Algorithms, Data Structures, Operating Systems, Computer Networks, and More.

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