[解説ï¼English]
A studentâs ID, name, and class ID are recorded in the Student table.
Which of the following SQL returns records of all students whose names
start with A?
a) SELECT * FROM Student WHERE name LIKE â%Aâ;
b) SELECT * FROM Student WHERE name LIKE â%A_â;
c) SELECT * FROM Student WHERE name LIKE âA_â;
d) SELECT * FROM Student WHERE name LIKE âA%â;
Google 翻訳(ä¸é¨è¨æ£)
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SQL ã®ãã¡ãååã A ã§å§ã¾ããã¹ã¦ã®å¦çã®ã¬ã³ã¼ããè¿ããã®ã¯ã©ãã§ã
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aï¼SELECT * FROM Student WHERE name LIKEâï¼ Aâ;
bï¼SELECT * FROM Student WHERE name LIKEâï¼ A_â;
cï¼SELECT * FROM Student WHERE name LIKEâA_â;
dï¼SELECT * FROM Student WHERE name LIKEâAï¼ â;
â ãã¼ã¯ã¼ãâ
â 解çâ
Fundamental IT Engineer Examination (Morning) Q2 2021 Q.27
d) SELECT * FROM Student WHERE name LIKE âA%â;
> LIKEå¥ã§ã®ããã¾ãæ¤ç´¢(SQL)
> åºæ¬çãªä½¿ãæ¹ã¯ããWHEREå¥ãã®å¾ãã«ãæ¡ä»¶ã®ä¸ã¤ã¨ãã¦è¨è¿°ãã¾ãã
> ãSELECT [表示è¦ç´ ] FROM [ãã¼ãã«å] WHERE [è¦ç´ å] LIKE [ææ§æ¤ç´¢ã®æ¡ä»¶];
> (ä¾)ã¦ã¼ã¶ã¼ã®æ
å ±ãå
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> ããã¦ã¼ã¶ã¼ãæ¢ãå ´å
> ãSELECT name FROM user WHERE name LIKE "%å±±%";
> [ã¯ã¤ã«ãã«ã¼ãæå]
> ã¯ã¤ã«ãã«ã¼ãæåã¨ã¯ãææ§æ¤ç´¢ãæ示ããè¨å·ã®ãã¨ã§ãã
> ãã®ã¯ã¤ã«ãã«ã¼ãæåã«ã¯äºç¨®é¡ã®æåãããã¾ãã
> ã% ã»ã»ã» 0æå以ä¸ã®ä»»æã®æåå
> ã_ ã»ã»ã» ä»»æã®1æå
> https://www.sejuku.net/blog/73619
>
> I think the answer is d).
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> Sql wildcard
> https://itsakura.com/sql-select-like
> From the above, I think answer is d)
> Reference
> https://www.fe-siken.com/kakomon/25_haru/q29.html
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[解説ï¼ã»ãã¥ãªãã£ç³»]
IT ãµã¼ãã¹ããã¸ã¡ã³ãã«ããã¦ï¼"ãµã¼ãã¹ã«å¯¾ããè¨ç»å¤ã®ä¸æ"ï¼
"ãµã¼ãã¹ã®å質ã®ä½ä¸"ï¼å㯠"顧客ã¸ã®ãµã¼ãã¹ã«ã¾ã å½±é¿ãã¦ããªãäºè±¡"
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å ±ã»ãã¥ãªãã£ããã¸ã¡ã³ãåå令åï¼ï¼å¹´ç§åï¼ï¼
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> ã¤ã³ã·ãã³ã
> ITãµã¼ãã¹ã®è¨ç»å¤ã®åæ¢ããµã¼ãã¹å質ã®ä½ä¸ãªã©ããã¸ãã¹ã®ç¶ç¶ãã¦ã¼ã¶ã¼ã®
> æ¥åã«æªå½±é¿ãä¸ããåºæ¥äºã
> https://www.manageengine.jp/products/ServiceDesk_Plus/incident-management.html
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> ã¤ã³ã·ãã³ã(incident)
> ITãµã¼ãã¹ã®åéã§ã¯ãå©ç¨è
ãITã·ã¹ãã ã«ãã£ã¦æ¬æ¥ã§ããã¯ãã®æ¥åã»
> è¡çºãæ£å¸¸ã«éè¡ã§ããªãç¶æ
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> ã¤ã³ã·ãã³ãã§ãã
> https://stretch-cloud.lmi.ne.jp/column/0129
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> ã¤ã³ã·ãã³ã管çã¯ããµã¼ãã¹ã«å¯¾ããè¨ç»å¤ã®ä¸æã
> ãµã¼ãã¹ã®å質ã®ä½ä¸ããããã¯é¡§å®¢ã¸ã®ãµã¼ãã¹ã«ã¾ã å½±é¿ãã¦
> ããªãäºè±¡ãå ±åãããæã«ããµã¼ãã¹ã®ä¸ææéãæå°éã«
> æãã¦éããã«å復ãããã¨ãç®æãããã»ã¹ã§ããã
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> https://masassiah.web.fc2.com/contents/20ap/note15.html
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> åè
> https://it-trend.jp/words/incident
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> https://www.sg-siken.com/kakomon/01_aki/q41.html
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[解説ï¼å ¥é]ITãã¹åã
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> ã·ã¹ãã ç£æ»åºæº(System Audit Standards)
> ãåºæºï¼ãç£æ»ã®è½ååã³æ£å½ãªæ³¨æã¨ç§å¯ã®ä¿æ
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> è¡ãããªããã°ãªããªãã
> https://www.meti.go.jp/policy/netsecurity/sys-kansa/sys-kansa-2023r.pdf
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> ãåºæºï¼ãç£æ»ã®ç¬ç«æ§ã¨å®¢è¦³æ§ã®ä¿æ
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> https://www.meti.go.jp/policy/netsecurity/sys-kansa/sys-kansa-2023r.pdf
> ä¸è¨ããã解çã¯ã¢ã§ãã
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> https://www.itpassportsiken.com/kakomon/05_haru/q37.html
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