æ¦è¦ DFDï¼Data Flow Diagramï¼ã¨ã¯ãæ å ±ã·ã¹ãã ã®è¨è¨ãªã©ã§ä½æãããå³ã®ä¸ã¤ã§ãè¦ç´ éã®ãã¼ã¿ã®æµãã表ããå³ããã¼ã¿ãã©ãã§çºçããã©ãããã©ãã¸éã°ããã©ãã¸åºåã»ä¿ç®¡ãããã®ããå³ç¤ºãããã¨ãã§ããã ã·ã¹ãã ãæ±ããã¼ã¿ã®æµããæ´çããããã®å³æ³ã§ã対象ã¨ãªãã·ã¹ãã ã¨å©ç¨è ãå¤é¨ã®ã·ã¹ãã ãªã©ã®ãã¼ã¿ã®æµããå³ç¤ºããå ´åã¨ãã·ã¹ãã å ã®æ§æè¦ç´ ï¼ãã¼ã¿ã¹ãã¢ãããã»ã¹ãªã©ï¼éã®æµããå³ç¤ºããå ´åãããã ãã¼ã¿ã¯çºçæºããæ§ã ãªå¦çï¼ããã»ã¹ï¼ãçµã¦åºåå ã¸åã¾ããä¸ã¤ã®å³ã«ãã¾ãå¤ãã®è¦ç´ ãå³ç¤ºãã¹ãã§ã¯ãªãã¨ããããå ¨ä½çã§æ½è±¡çãªã¬ãã«ããä½å³ãã段éçã«è©³ç´°åããå³ãæãã¦ããã¨ããææ³ãç¨ãããããã¨ãå¤ãã DFDã§ã¯ããã¼ã¿ã®ä¿ç®¡ãåãåºããè¡ãããã¼ã¿ã¹ãã¢ããå¹³è¡ãªä¸ä¸äºæ¬ç·ã§ããã¼ã¿ãå¦çããã½ããã¦ã§ã¢ãªã©ã®ãããã»ã¹ãã丸ã§ããã¼ã¿ã®
![DFDã¨ã¯ - ITç¨èªè¾å
¸](https://cdn-ak-scissors.b.st-hatena.com/image/square/9846ab2080ca2a3a2477bb46934eaa3835eaf338/height=288;version=1;width=512/https%3A%2F%2Fp.e-words.jp%2Fogimage.png)
{{#tags}}- {{label}}
{{/tags}}