{"id":477612,"date":"2023-08-09T09:17:42","date_gmt":"2023-08-09T09:17:42","guid":{"rendered":""},"modified":"2023-09-05T11:15:05","modified_gmt":"2023-09-05T11:15:05","slug":"input-output-i-o","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/input-output-i-o\/","title":{"rendered":"\uc785\ub825\/\ucd9c\ub825(I\/O)"},"content":{"rendered":"<p>\uc785\ucd9c\ub825(I\/O)\uc740 \ucef4\ud4e8\ud130 \uc2dc\uc2a4\ud15c\uacfc \uc678\ubd80 \uc7a5\uce58 \ub610\ub294 \ub124\ud2b8\uc6cc\ud06c \uac04\uc758 \ud1b5\uc2e0 \ubc0f \ub370\uc774\ud130 \uc804\uc1a1 \ud504\ub85c\uc138\uc2a4\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774\ub294 \uc0ac\uc6a9\uc790\uc640 \uc2dc\uc2a4\ud15c \uac04\uc758 \uc0c1\ud638 \uc791\uc6a9\uc744 \uac00\ub2a5\ud558\uac8c \ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70 \ucef4\ud4e8\ud305 \uc2dc\uc2a4\ud15c\uc758 \ud558\ub4dc\uc6e8\uc5b4\uc640 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uad6c\uc131 \uc694\uc18c \uac04\uc758 \uc815\ubcf4 \uad50\ud658\uc744 \ucd09\uc9c4\ud569\ub2c8\ub2e4. I\/O\ub294 \ud0a4\ubcf4\ub4dc\ub098 \ub9c8\uc6b0\uc2a4\ub97c \ud1b5\ud55c \uac04\ub2e8\ud55c \uc0ac\uc6a9\uc790 \uc785\ub825\ubd80\ud130 \ub124\ud2b8\uc6cc\ud06c \uc7a5\uce58 \uac04\uc758 \ubcf5\uc7a1\ud55c \ub370\uc774\ud130 \uc804\uc1a1\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \ucef4\ud4e8\ud305 \uc791\uc5c5\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc785\ucd9c\ub825(I\/O)\uc758 \uc720\ub798\uc640 \ucd5c\ucd08 \uc5b8\uae09\uc758 \uc5ed\uc0ac<\/h2>\n<p>\uc785\ucd9c\ub825\uc758 \uac1c\ub150\uc740 \ud380\uce58 \uce74\ub4dc\uc640 \ud154\ub808\ud0c0\uc774\ud504 \ub2e8\ub9d0\uae30\ub97c \ud1b5\ud574 \ucef4\ud4e8\ud130\ub97c \uc791\ub3d9\ud588\ub358 \ucef4\ud4e8\ud305 \ucd08\uae30\uc5d0 \ubfcc\ub9ac\ub97c \ub450\uace0 \uc788\uc2b5\ub2c8\ub2e4. 20\uc138\uae30 \uc911\ubc18\uc5d0 \uba54\uc778\ud504\ub808\uc784 \ucef4\ud4e8\ud130\ub294 I\/O \uc2dc\uc2a4\ud15c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud504\ub9b0\ud130, \uce74\ub4dc \ub9ac\ub354, \ud14c\uc774\ud504 \ub4dc\ub77c\uc774\ube0c\uc640 \uac19\uc740 \uc8fc\ubcc0 \uc7a5\uce58\uc640\uc758 \uc0c1\ud638 \uc791\uc6a9\uc744 \uad00\ub9ac\ud558\uae30 \uc2dc\uc791\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<p>I\/O\uc5d0 \ub300\ud55c \uccab \ubc88\uc9f8 \uc5b8\uae09\uc740 1950\ub144\ub300 \ucd08\uae30 \uba54\uc778\ud504\ub808\uc784 \ucef4\ud4e8\ud130 \uc2dc\ub300\ub85c \uac70\uc2ac\ub7ec \uc62c\ub77c\uac11\ub2c8\ub2e4. \ucef4\ud4e8\ud305 \uae30\uc220\uc774 \ubc1c\uc804\ud558\uba74\uc11c I\/O\uc758 \uac1c\ub150\uc774 \ud655\uc7a5\ub418\uc5c8\uace0, \uac1c\uc778\uc6a9 \ucef4\ud4e8\ud130\uc758 \ub4f1\uc7a5\uacfc \ud568\uaed8 \ucef4\ud4e8\ud305\uc758 \uae30\ubcf8\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc785\ucd9c\ub825(I\/O)\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4<\/h2>\n<h3>\uc785\ucd9c\ub825(I\/O)\uc758 \ub0b4\ubd80 \uad6c\uc870 - I\/O \uc791\ub3d9 \ubc29\uc2dd<\/h3>\n<p>\uc785\ub825\/\ucd9c\ub825\uc5d0\ub294 \uc785\ub825\uacfc \ucd9c\ub825\uc774\ub77c\ub294 \ub450 \uac00\uc9c0 \uc8fc\uc694 \ud504\ub85c\uc138\uc2a4\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc785\ub825 \ud504\ub85c\uc138\uc2a4\ub294 \uc678\ubd80 \uc18c\uc2a4\ub85c\ubd80\ud130 \ub370\uc774\ud130\ub098 \uba85\ub839\uc744 \uc218\uc2e0\ud558\ub294 \uc791\uc5c5\uc744 \ucc98\ub9ac\ud558\ub294 \ubc18\uba74, \ucd9c\ub825 \ud504\ub85c\uc138\uc2a4\ub294 \ucef4\ud4e8\ud130 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc678\ubd80 \uc7a5\uce58\ub098 \ub124\ud2b8\uc6cc\ud06c\ub85c \ub370\uc774\ud130\ub098 \uacb0\uacfc\ub97c \ubcf4\ub0b4\ub294 \uc791\uc5c5\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n<p>\ud6a8\uc728\uc801\uc778 I\/O \uc791\uc5c5\uc744 \ub2ec\uc131\ud558\uae30 \uc704\ud574 \ucd5c\uc2e0 \ucef4\ud4e8\ud305 \uc2dc\uc2a4\ud15c\uc740 \ub2e4\uc591\ud55c \ud558\ub4dc\uc6e8\uc5b4 \ubc0f \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uba54\ucee4\ub2c8\uc998\uc744 \uad6c\ud604\ud569\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>I\/O \ucc44\ub110<\/strong>: CPU\uc640 \uc678\ubd80 \uc7a5\uce58 \uac04\uc5d0 \ub370\uc774\ud130\uac00 \uc804\uc1a1\ub418\ub294 \uacbd\ub85c\uc785\ub2c8\ub2e4. \ub370\uc774\ud130 \uc804\uc1a1\uc744 \ucc98\ub9ac\ud558\ub294 I\/O \ucee8\ud2b8\ub864\ub7ec\uc5d0 \uc758\ud574 \uad00\ub9ac\ub418\ubbc0\ub85c CPU\uac00 \uc791\uc5c5 \ucc98\ub9ac\uc5d0 \uc9d1\uc911\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ubc84\ud37c<\/strong>: \ubc84\ud37c\ub294 I\/O \uc791\uc5c5 \uc911\uc5d0 \ub370\uc774\ud130\ub97c \ubcf4\uad00\ud558\ub294 \uc784\uc2dc \uc800\uc7a5 \uc704\uce58 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\ub294 CPU\uc640 \ub290\ub9b0 I\/O \uc7a5\uce58 \uac04\uc758 \uc18d\ub3c4 \ucc28\uc774\ub97c \uc644\ud654\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc778\ud130\ub7fd\ud2b8<\/strong>: \uc778\ud130\ub7fd\ud2b8\ub294 \uc8fc\uc758\uac00 \ud544\uc694\ud560 \ub54c I\/O \uc7a5\uce58\uac00 CPU\uc5d0 \ubcf4\ub0b4\ub294 \uc2e0\ud638\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 CPU\ub294 \uc2dc\uac04\uc5d0 \ubbfc\uac10\ud55c I\/O \uc791\uc5c5\uc5d0 \uc989\uc2dc \uc751\ub2f5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc9c1\uc811 \uba54\ubaa8\ub9ac \uc561\uc138\uc2a4(DMA)<\/strong>: DMA\ub97c \uc0ac\uc6a9\ud558\uba74 \ud2b9\uc815 I\/O \uc7a5\uce58\uac00 \ucef4\ud4e8\ud130 \uba54\ubaa8\ub9ac\uc5d0 \uc9c1\uc811 \uc561\uc138\uc2a4\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc CPU\uc758 \uac1c\uc785\uc774 \uc904\uc5b4\ub4e4\uace0 \uc804\ubc18\uc801\uc778 \uc131\ub2a5\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>I\/O \uc2a4\ucf00\uc904\ub9c1<\/strong>: I\/O \uc2a4\ucf00\uc904\ub9c1 \uc54c\uace0\ub9ac\uc998\uc740 \ud6a8\uc728\uc131\uc744 \ucd5c\uc801\ud654\ud558\uace0 \ub300\uae30 \uc2dc\uac04\uc744 \uc904\uc774\uae30 \uc704\ud574 I\/O \uc694\uccad\uc774 \ucc98\ub9ac\ub418\ub294 \uc21c\uc11c\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc785\ucd9c\ub825(I\/O)\uc758 \uc8fc\uc694 \ud2b9\uc9d5 \ubd84\uc11d<\/h2>\n<p>\uc785\ucd9c\ub825(I\/O)\uc758 \uc8fc\uc694 \uae30\ub2a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc591\ubc29\ud5a5\uc131<\/strong>: I\/O\ub294 \ucef4\ud4e8\ud130 \uc2dc\uc2a4\ud15c\uacfc \uc678\ubd80 \uc7a5\uce58 \uac04\uc758 \uc591\ubc29\ud5a5 \ud1b5\uc2e0\uc744 \uc6a9\uc774\ud558\uac8c \ud558\uc5ec \ub370\uc774\ud130 \uc785\ub825\uacfc \ucd9c\ub825\uc744 \ubaa8\ub450 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub2e4\uc591\uc131<\/strong>: I\/O\ub294 \ud0a4\ubcf4\ub4dc, \ud504\ub9b0\ud130\uc640 \uac19\uc740 \uae30\uc874 \uc8fc\ubcc0 \uc7a5\uce58\ubd80\ud130 \ucd5c\uc2e0 \ub124\ud2b8\uc6cc\ud0b9 \uc7a5\ube44\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uad11\ubc94\uc704\ud55c \uc7a5\uce58\ub97c \ud3ec\uad04\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc131\ub2a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/strong>: \ub290\ub9ac\uac70\ub098 \ube44\ud6a8\uc728\uc801\uc778 I\/O\ub294 \uc804\uccb4 \ucef4\ud4e8\ud305 \ud504\ub85c\uc138\uc2a4\uc5d0 \ubcd1\ubaa9 \ud604\uc0c1\uc744 \uc77c\uc73c\ud0ac \uc218 \uc788\uc73c\ubbc0\ub85c \ud6a8\uc728\uc801\uc778 I\/O \uc791\uc5c5\uc740 \uc2dc\uc2a4\ud15c \uc131\ub2a5\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc624\ub958 \ucc98\ub9ac<\/strong>: I\/O \uc791\uc5c5 \uc911 \ub370\uc774\ud130 \ubb34\uacb0\uc131\uacfc \uc2dc\uc2a4\ud15c \uc548\uc815\uc131\uc744 \ubcf4\uc7a5\ud558\ub824\uba74 \uac15\ub825\ud55c \uc624\ub958 \ucc98\ub9ac \uba54\ucee4\ub2c8\uc998\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc785\ucd9c\ub825 \uc720\ud615(I\/O)<\/h2>\n<p>I\/O\ub294 \ub370\uc774\ud130 \uc804\uc1a1\uc758 \uc131\uaca9\uacfc \uad00\ub828 \uc7a5\uce58\uc5d0 \ub530\ub77c \ub2e4\uc591\ud55c \uc720\ud615\uc73c\ub85c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uba87 \uac00\uc9c0 \uc77c\ubc18\uc801\uc778 I\/O \uc720\ud615\uc785\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc720\ud615<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc9c1\ub82c I\/O<\/td>\n<td>\ub370\uc774\ud130\ub294 \ube44\ud2b8 \ub2e8\uc704\ub85c \uc21c\ucc28\uc801\uc73c\ub85c \uc804\uc1a1\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ubcd1\ub82c I\/O<\/td>\n<td>\ub370\uc774\ud130\ub294 \ub3d9\uc2dc\uc5d0 \ubcd1\ub82c\ub85c \uc804\uc1a1\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ube14\ub85d I\/O<\/td>\n<td>\ub370\uc774\ud130\ub294 \uace0\uc815\ub41c \ud06c\uae30\uc758 \ube14\ub85d\uc73c\ub85c \uc804\uc1a1\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ubb38\uc790 I\/O<\/td>\n<td>\ub370\uc774\ud130\ub294 \ubb38\uc790 \ub2e8\uc704\ub85c \uc804\uc1a1\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ub124\ud2b8\uc6cc\ud06c I\/O<\/td>\n<td>\ub370\uc774\ud130\ub294 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \uc804\uc1a1\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uba54\ubaa8\ub9ac \ub9e4\ud551\ub41c I\/O<\/td>\n<td>\uc7a5\uce58\ub294 \uba54\ubaa8\ub9ac \uacf5\uac04\uc5d0 \uc9c1\uc811 \ub9e4\ud551\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uc785\ucd9c\ub825(I\/O)\uc758 \uc0ac\uc6a9\ubc29\ubc95\uacfc \uc0ac\uc6a9\uc5d0 \ub530\ub978 \ubb38\uc81c\uc810 \ubc0f \ud574\uacb0\ubc29\ubc95<\/h2>\n<p>I\/O\uc758 \uc0ac\uc6a9\uc740 \ub2e4\uc591\ud55c \ub3c4\uba54\uc778\uacfc \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc73c\ub85c \ud655\uc7a5\ub429\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc0ac\uc6a9\uc790 \uc0c1\ud638\uc791\uc6a9<\/strong>: I\/O\ub294 \ud0a4\ubcf4\ub4dc, \ub9c8\uc6b0\uc2a4, \ud130\uce58\uc2a4\ud06c\ub9b0, \uc74c\uc131 \uba85\ub839\uc744 \ud1b5\ud574 \uc0ac\uc6a9\uc790 \uc785\ub825\uc744 \uc6a9\uc774\ud558\uac8c \ud558\uc5ec \uc0ac\uc6a9\uc790\uac00 \ucef4\ud4e8\ud130 \ubc0f \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uacfc \uc0c1\ud638 \uc791\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub370\uc774\ud130 \uc800\uc7a5\uace0<\/strong>: I\/O\ub294 \ud558\ub4dc \ub4dc\ub77c\uc774\ube0c, \uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \ub4dc\ub77c\uc774\ube0c, \uad11\ud559 \ubbf8\ub514\uc5b4\uc640 \uac19\uc740 \uc800\uc7a5 \uc7a5\uce58\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uc77d\uace0 \uc4f0\ub294 \ub370 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub124\ud2b8\uc6cc\ud0b9<\/strong>: I\/O\ub294 \ub124\ud2b8\uc6cc\ud06c \ud1b5\uc2e0\uc5d0 \ud544\uc218\uc801\uc774\uba70, \uc778\ud130\ub137\uc774\ub098 \ub85c\uceec \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \ucef4\ud4e8\ud130 \uac04 \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc778\uc1c4<\/strong>: I\/O\ub97c \ud1b5\ud574 \ucef4\ud4e8\ud130\ub294 \ud504\ub9b0\ud130 \ubc0f \uae30\ud0c0 \ucd9c\ub825 \uc7a5\uce58\uc640 \ud1b5\uc2e0\ud558\uc5ec \ub514\uc9c0\ud138 \ucf58\ud150\uce20\uc758 \ubb3c\ub9ac\uc801 \ubcf5\uc0ac\ubcf8\uc744 \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>\uadf8 \uc911\uc694\uc131\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 I\/O\ub294 \uba87 \uac00\uc9c0 \ubb38\uc81c\uc5d0 \uc9c1\uba74\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\n<p><strong>\uc9c0\uc5f0 \uc2dc\uac04<\/strong>: I\/O\uac00 \ub290\ub9ac\uba74 \uc751\ub2f5 \uc2dc\uac04\uc774 \uc9c0\uc5f0\ub418\uace0 \uc2dc\uc2a4\ud15c \uc131\ub2a5 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub3d9\uc2dc\uc131<\/strong>: \ub3d9\uc2dc I\/O \uc791\uc5c5\uc744 \uc81c\ub300\ub85c \uad00\ub9ac\ud558\uc9c0 \uc54a\uc73c\uba74 \ucda9\ub3cc\uacfc \ub370\uc774\ud130 \uc190\uc0c1\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub370\uc774\ud130 \ubb34\uacb0\uc131<\/strong>: I\/O \uc791\uc5c5 \uc911 \ub370\uc774\ud130 \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud558\ub294 \uac83\uc740 \ub370\uc774\ud130 \uc190\uc2e4\uc774\ub098 \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \ub2e4\uc74c\uc744 \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \uae30\uc220\uacfc \ucd5c\uc801\ud654\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\n<p><strong>\uce90\uc2f1<\/strong>: \uc790\uc8fc \uc561\uc138\uc2a4\ud558\ub294 \ub370\uc774\ud130\ub97c \uce90\uc2f1\ud558\uba74 I\/O \ub300\uae30 \uc2dc\uac04\uc744 \ud06c\uac8c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ube44\ub3d9\uae30 I\/O<\/strong>: \ube44\ub3d9\uae30 \uc791\uc5c5\uc744 \ud1b5\ud574 \uc2dc\uc2a4\ud15c\uc740 I\/O \uc644\ub8cc\ub97c \uae30\ub2e4\ub9ac\ub294 \ub3d9\uc548 \ub2e4\ub978 \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc624\ub958 \ucc98\ub9ac<\/strong>: \uac15\ub825\ud55c \uc624\ub958 \ucc98\ub9ac \ubc0f \ubcf5\uad6c \uba54\ucee4\ub2c8\uc998\uc740 \ub370\uc774\ud130 \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<h2>\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \uae30\ud0c0 \uc720\uc0ac \uc6a9\uc5b4\uc640\uc758 \ube44\uad50<\/h2>\n<table>\n<thead>\n<tr>\n<th>\uc6a9\uc5b4<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc785\ub825<\/td>\n<td>\uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc218\uc2e0\ud55c \ub370\uc774\ud130 \ub610\ub294 \uba85\ub839\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc0b0\ucd9c<\/td>\n<td>\uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc804\uc1a1\ud55c \ub370\uc774\ud130 \ub610\ub294 \uacb0\uacfc\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc785\ub825\/\ucd9c\ub825(I\/O)<\/td>\n<td>\uc2dc\uc2a4\ud15c\uacfc \uc678\ubd80 \uc7a5\uce58 \uac04\uc758 \uc804\ubc18\uc801\uc778 \ud1b5\uc2e0 \ubc0f \ub370\uc774\ud130 \uc804\uc1a1 \ud328\ub7ec\ub2e4\uc784\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ucc98\ub9ac\ub7c9<\/td>\n<td>\ud2b9\uc815 \uc2dc\uac04\uc5d0 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uac70\ub098 \uc804\uc1a1\ud560 \uc218 \uc788\ub294 \uc18d\ub3c4\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ub300\uc5ed\ud3ed<\/td>\n<td>\ub370\uc774\ud130\ub97c \uc804\uc1a1\ud558\ub294 \ud1b5\uc2e0 \ucc44\ub110\uc758 \uc6a9\ub7c9\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uc785\ucd9c\ub825(I\/O)\uc5d0 \uad00\ud55c \ubbf8\ub798 \uc804\ub9dd\uacfc \uae30\uc220<\/h2>\n<p>\uae30\uc220\uc758 \ubc1c\uc804\uc73c\ub85c I\/O\uc758 \ubbf8\ub798\ub294 \ubc1d\uc2b5\ub2c8\ub2e4. \uba87 \uac00\uc9c0 \uc7a0\uc7ac\uc801\uc778 \ubc1c\uc804\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\n<p><strong>\ub354 \ube60\ub978 I\/O \uc778\ud130\ud398\uc774\uc2a4<\/strong>: PCIe, Thunderbolt \ub4f1 \uc9c4\ud654\ud558\ub294 \uace0\uc18d \uc778\ud130\ud398\uc774\uc2a4\ub85c \ub354\uc6b1 \ube60\ub978 \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\uac00 \uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ube44\ud718\ubc1c\uc131 \uba54\ubaa8\ub9ac(NVM)<\/strong>: 3D XPoint \ubc0f MRAM\uacfc \uac19\uc740 NVM \uae30\uc220\uc740 \ub354 \ube60\ub974\uace0 \ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub09c \uc2a4\ud1a0\ub9ac\uc9c0 \uc635\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud074\ub77c\uc6b0\ub4dc \uae30\ubc18 I\/O<\/strong>: \ud074\ub77c\uc6b0\ub4dc \ucef4\ud4e8\ud305\uc740 I\/O \uae30\ub2a5\uc744 \ub354\uc6b1 \ud5a5\uc0c1\uc2dc\ucf1c \uc6d0\ud65c\ud55c \ub370\uc774\ud130 \uc561\uc138\uc2a4 \ubc0f \uacf5\uc720\ub97c \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>IoT \ud1b5\ud569<\/strong>: \uc0ac\ubb3c\uc778\ud130\ub137(IoT)\uc774 \uc131\uc7a5\ud568\uc5d0 \ub530\ub77c I\/O\ub294 \uc218\uc2ed\uc5b5 \ub300\uc758 \uae30\uae30\ub97c \uc5f0\uacb0\ud558\uace0 \uad00\ub9ac\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uac8c \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \uc785\ucd9c\ub825(I\/O)\uacfc \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ub124\ud2b8\uc6cc\ud06c \ud1b5\uc2e0\uc758 \ub9e5\ub77d\uc5d0\uc11c I\/O\uc640 \ubc00\uc811\ud558\uac8c \uc5f0\uad00\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8(\uc0ac\uc6a9\uc790)\uc640 \uc778\ud130\ub137 \uc0ac\uc774\uc758 \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ud074\ub77c\uc774\uc5b8\ud2b8\ub85c\ubd80\ud130 \ub4e4\uc5b4\uc624\ub294 \uc694\uccad\uc744 \ubc1b\uace0 \uc678\ubd80 \uc11c\ubc84\uc640\uc758 \ud1b5\uc2e0\uc744 \ucc98\ub9ac\ud55c \ub2e4\uc74c \uacb0\uacfc\ub97c \ub2e4\uc2dc \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \ubc18\ud658\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ub124\ud2b8\uc6cc\ud06c \ud2b8\ub798\ud53d\uacfc \uad00\ub828\ub41c I\/O \uc791\uc5c5\uc744 \uad00\ub9ac\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ub2e4\uc74c\uc744 \ud1b5\ud574 I\/O \ud6a8\uc728\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\n<p>\uc790\uc8fc \uc561\uc138\uc2a4\ud558\ub294 \ub9ac\uc18c\uc2a4\ub97c \uce90\uc2f1\ud558\uc5ec \ubc18\ubcf5\uc801\uc778 I\/O \uc791\uc5c5\uc758 \ud544\uc694\uc131\uc744 \uc904\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\ub124\ud2b8\uc6cc\ud06c I\/O\ub97c \uad00\ub9ac\ud558\uace0 \ucd5c\uc801\ud654\ud558\uc5ec \uc804\ubc18\uc801\uc778 \uc131\ub2a5\uc744 \ud5a5\uc0c1\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\ub4e4\uc5b4\uc624\uace0 \ub098\uac00\ub294 \ub370\uc774\ud130\ub97c \ud544\ud130\ub9c1\ud558\uace0 \uac80\uc0ac\ud558\uc5ec \ucd94\uac00 \ubcf4\uc548 \uacc4\uce35\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>\uc785\ucd9c\ub825(I\/O)\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\ub97c \ucc38\uc870\ud558\uc138\uc694.<\/p>\n<ol>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Input\/output\" target=\"_new\" rel=\"noopener nofollow\">\uc704\ud0a4\ud53c\ub514\uc544 \u2013 \uc785\ub825\/\ucd9c\ub825<\/a><\/li>\n<li><a href=\"https:\/\/www.geeksforgeeks.org\/input-output-i-o-basics\/\" target=\"_new\" rel=\"noopener nofollow\">GeeksforGeeks \u2013 \uc785\ub825\/\ucd9c\ub825<\/a><\/li>\n<li><a href=\"https:\/\/developer.ibm.com\/technologies\/systems\/articles\/io-mechanism-os-fundamentals\/\" target=\"_new\" rel=\"noopener nofollow\">IBM \uac1c\ubc1c\uc790 \u2013 \uc6b4\uc601 \uccb4\uc81c\uc758 I\/O \uc774\ud574<\/a><\/li>\n<\/ol>","protected":false},"featured_media":468637,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477612","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Input\/Output (I\/O) - Understanding the Data Transfer Paradigm<\/mark>","faq_items":[{"question":"What is Input\/Output (I\/O)?","answer":"<p>Input\/Output (I\/O) refers to the communication and data transfer processes between a computer system and its external devices or networks. It enables interaction between users and the system and facilitates the exchange of information between hardware and software components.<\/p>"},{"question":"How did Input\/Output (I\/O) originate?","answer":"<p>The concept of I\/O dates back to the early days of computing when mainframe computers used punch cards and teletype terminals. It evolved as computers advanced, becoming a fundamental aspect of computing.<\/p>"},{"question":"How does Input\/Output (I\/O) work?","answer":"<p>I\/O involves two main processes: input and output. Input deals with data reception from external sources, while output sends data or results to external devices. It utilizes channels, buffers, interrupts, DMA, and I\/O scheduling for efficient operations.<\/p>"},{"question":"What are the key features of Input\/Output (I\/O)?","answer":"<p>The key features include bidirectionality, diversity of devices, impact on system performance, and robust error handling mechanisms.<\/p>"},{"question":"What are the types of Input\/Output (I\/O)?","answer":"<p>I\/O can be categorized into various types, such as serial, parallel, block, character, network, and memory-mapped I\/O.<\/p>"},{"question":"How is Input\/Output (I\/O) used and what are the associated problems?","answer":"<p>I\/O is used for user interaction, data storage, networking, and printing. Challenges include latency, concurrency, and data integrity. Solutions involve caching, asynchronous I\/O, and robust error handling.<\/p>"},{"question":"How does Input\/Output (I\/O) compare to similar terms?","answer":"<p>Input refers to received data or commands, while output denotes sent data or results. I\/O encompasses both aspects and is essential for data transfer.<\/p>"},{"question":"What are the future perspectives of Input\/Output (I\/O)?","answer":"<p>The future of I\/O looks promising with faster interfaces, non-volatile memory technologies, cloud-based I\/O, and integration with IoT.<\/p>"},{"question":"How are proxy servers associated with Input\/Output (I\/O)?","answer":"<p>Proxy servers act as intermediaries for network communication, managing I\/O operations related to traffic, caching, and network optimization.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/477612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/477612\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/468637"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=477612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}