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Postech/Quality Entrance Exam06

area 1
  1. ์•Œ๊ณ ๋ฆฌ์ฆ˜ ์‹œ๊ทธ๋งˆ 1~ i4 ๊นŒ์ง€ ํƒ€์ดํŠธ๋ฅผ ๋กœ์šฐ ๋น…์˜ค ์‚ฌ์šฉํ•˜์—ฌ ์ฆ๋ช…
  2. ๊ฐ ๋ ˆ๋ฒจ์˜ ๋งฅ์‹œ๋ฉˆ ๋…ธ๋“œ์˜ ์ˆ˜ ์ฆ๋ช…
    ๋†’์ด ๋ช‡์ผ๋•Œ ์ตœ๋Œ€ ๋…ธ๋“œ์˜ ์ˆ˜ ์ฆ๋ช…
  3. ์ •์ˆ˜ 4๊ฐœ์ผ๋•Œ ์ตœ์†Œ ๋น„๊ต ํšŸ์ˆ˜๋กœ ์†ŒํŒ… ํ•ด๋ผ
  4. ๊ทธ๋ž˜ํ”„ ์‚ฌ์ดํด ์ฐพ๋Š” ์•Œ๊ณ ๋ฆฌ์ฆ˜
  5. right linear ๋กœ AB* U C* ์ธ๊ฑฐ ๊ทธ๋ž˜๋จธ๋กœ ์ ๊ธฐ
  6. 1~3๊ฐœ ๋ฌธ์ œ ํŽŒํ•‘ ๋ ˜๋งˆ ์‚ฌ์šฉํ•˜์—ฌ ์ฆ๋ช… ํ˜น์€ ์˜คํ† ๋งˆํƒ€๋กœ ๊ทธ๋ ค์„œ regular ์— ์†ํ•œ๋‹ค๊ณ  ์ฆ๋ช… ํ•˜๊ธฐ
    area 2

    1. boolean algebra ์˜ ์ •์˜
      boolean algebra ์™€ ordinary algebra ์˜ ์ฐจ์ด
      ์นด๋ฅด๋…ธํ”„์˜ ๋งต


    1. ์‹œ๋ฎ์ง€ ์•Š์€ JK ํ”Œ๋ฆฝ ํ”Œ๋กญ 2๊ฐœ ์žˆ๋Š” ํšŒ๋กœ๊ฐ€ ์žˆ๊ณ  ์ด๊ฒƒ์˜ ์˜คํ† ๋งˆํƒ€ ๊ทธ๋ฆฌ๊ธฐ Moore ๋จธ์‹ ์œผ๋กœ
      ์ด๊ฒƒ๋“ค JK ํ”Œ๋ฆฝ ํ”Œ๋กญ 1๊ฐœ๋กœ ๋งŒ๋“ค ์ˆ˜ ์žˆ๋‚˜

    1. Machine Language Like ํ•œ ํ”„๋กœ๊ทธ๋žจ ๋งŒ๋“ค๊ธฐ. ์ฝ”๋“œ ์ฃผ๊ณ . ์Šค์•ž ํ•จ์ˆ˜ ํ˜ธ์ถœํ•˜๋Š” ๋ถ€๋ถ„ ์žˆ๊ณ  ํŒŒ๋ผ๋ฏธํ„ฐ ํŒจ์‹ฑ์„ ์„ค๋ช…ํ•ด์•ผํ•จ.

    4.2 way assoiate ์บ์‹œ์—์„œ ํžˆํŠธ ๋˜์—ˆ๋‚˜ ์•ˆ๋˜์—ˆ๋‚˜, ๋ญ ๊ทธ๋Ÿฌ๊ณ  ๊ตฌ์กฐ ๊ทธ๋ฆฌ๊ณ  ๊ฐ index, tag, byte offset ๋“ฑ ์š”์†Œ ์•Œ์•„ ๋งž์ถ”๊ธฐ

    1. DMA ๊ณ„์‚ฐํ•˜๋Š” ๋ฌธ์ œ

    area 3
    1. Page ํฌ๊ธฐ๊ฐ€ ์ž‘์„๋•Œ์˜ ์žฅ์ ๊ณผ ๋‹จ์ 
    2. ์™ธ๋ถ€ ๋‹จํŽธํ™”๋Š” ๋ฌด์—‡์ด๋ฉฐ TLB ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์–ด๋–ป๊ฒŒ ํ•ด๊ฒฐ? ๊ทธ๋ฆฌ๊ณ  ๋‚ด๋ถ€ ๋‹จํŽธํ™”์™€ ์™ธ๋ถ€ ๋‹จํŽธํ™” ๋Œ€์กฐ,,


    1. 2 32 ์Šน ์ด ์ด ๊ฐ€์ƒ ๋ฉ”๋ชจ๋ฆฌ ํฌ๊ธฐ, 2 18 ์Šน์ด ์ด ์‹ค์ œ ๋ฉ”๋ชจ๋ฆฌ ํฌ๊ธฐ ์ด๋‹ค. ํŽ˜์ด์ง€ ํฌ๊ธฐ๊ฐ€ 4096(2 12์Šน) ์ผ๋•Œ ๋ฉ”๋ชจ๋ฆฌ 115324221412 (๋Œ€๋žต ์ด์ •๋„) ์ฃผ์†Œ๋ฅผ
      ์‹ค์ œ ๋ฉ”๋ชจ๋ฆฌ ์ฃผ์†Œ๋กœ ๋งคํ•‘ ํ•˜๋ฉด ์–ด๋–ป๊ฒŒ ๋˜๋‚˜.

    1. Mutual Exclusion ์—์„œ Bounded Waiting, Progress, Mutual Exclusion ์ด ์•„๋‹Œ๊ฒƒ ํ•˜๋‚˜๋ฅผ ๊ณ ๋ฅด๊ธฐ

    - ์–ด๋–ค ๊ฒฝ์šฐ์— counting semaphore ๋ฅผ ์“ฐ๋Š”์ง€,,

    1. Corutine, CoProcess, IPC ์— ๊ด€ํ•ด์„œ..

    1. Pass by name, Pass by reference, pass by name

    1. ์ž์ž˜ ์ž์ž˜ ํ•œ ํ€ด์ฆˆ๋“ค
Dynamic Scoping ์—์„œ Shallow Access ํ•˜๋Š” ๊ฒฝ์šฐ์— ์ƒ๊ด€ ์—†๋Š” ํ‚ค์›Œ๋“œ ๋ฐœ๊ฒฌํ•˜๊ธฐ.

  1. pointer restrict ๊ด€๋ จ ๋ฌธ์ œ
    10 Dynamic Scoping ์—์„œ Static type ์ฒดํ‚น์„ ํ–ˆ์„๋•Œ ์–ด๋–ค ๋ฌธ์ œ ๊ฐ€ ๋ฐœ์ƒํ•˜๋Š”๊ฐ€


  1. Weakest precondition ๊ด€๋ จ ๋ฌธ์ œ
  2. Denotational semantics

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