Java 蚌ææžãååŸããçç±
ãã®èšäºã§ã¯ãOracle ã® Java èªå®è³æ Œã«ã€ããŠèª¬æããŸãã第äžã«ãOracle ã Java ãéçºããŠããããã第äºã« (ããã¯æåã®äºå®ã®çµæã§ãã) å瀟ã®èšŒææžãéçºè ã®éã§æé«ã®èšŒææžã® 1 ã€ãšããŠè©äŸ¡ãããŠããããã§ããå®éããããã®èšŒææžã¯ãä»äºãæ¢ããšãã«æ¬åœã«åœ¹ç«ã€å¯äžã®èšŒææžã§ããããã§ã¯ããŸãèªå®ãåããå¿ èŠãããçç±ãåæããŠã¿ãŸãããã
- Javaãããè¯ãåŠã¶æ©äŒ
ããã¯éèŠã§ãããæãæçœãªçç±ã§ã¯ãããŸããããªããªããå€ãã®ããã°ã©ããŒã¯ããã£ãªã¢ã¢ãããã蚌ææžã®ããŒãã¹ãšããŠã®çµŠäžã®å¢å ã«ããåæ©ä»ããããããã§ããJava èªå®è³æ ŒãååŸãããšãJava ããã°ã©ãã³ã°èšèªãçæéã§åŸ¹åºçã«åŠç¿ããæ©äŒãåŸãããŸããæºåäžã«ããªããžã§ã¯ãæåããã°ã©ãã³ã°ãäŸå€åŠçãã¢ã«ãŽãªãºã ããã«ãã¹ã¬ãããåæå®è¡æ§ããã®ä»ã®éèŠãªãããã¯ã«ã€ããŠã®ç解ãæ·±ããŸããèªå®è³æ ŒãååŸãããšãJava ã®æ°ããæ©èœãšããããæ¥åžžæ¥åã«ã©ã®ãããªåœ±é¿ãäžããããåŠã¶å®éã®æ©äŒãåŸãããŸãã
- 蚌ææžã¯ä»ã®åéšè
ãããæå©ã«ãªããŸã
å€ãã®åœéæ©é¢ãæ¿åºæ©é¢ãæ¿åºãããžã§ã¯ãã«åãçµãã³ã³ãµã«ãã£ã³ã°äŒç€Ÿã¯ Java èªå®ãé«ãè©äŸ¡ããŠããŸãã蚌ææžããããšå±¥æŽæžãçŸãããªããæ¡çšæ
åœè
ãããªãã«æ³šç®ããããã«ãªããŸãã
- 絊æãäžãããããããªã
Certification Magazine ã®çµŠäžèª¿æ»ã«ãããšã2017 幎㫠1 ã€ä»¥äžã®æ°ããèªå®è³æ ŒãååŸããåçè
ã® 55% 以äžãããŒãã¹ãåãåã£ããšå ±åããŸããã
Oracle Java èªå®è³æ Œã«ã€ããŠ
Oracle èªå®ã·ã¹ãã ã¯æ¯å¹Žå€æŽãããŸããOracle ãæäŸãã蚌ææžã®çš®é¡ã«ã€ããŠã¯ãã§ã«æžããŸãã(ãã ãããã㯠2020 幎ã®ããšã§ã)ãæ¬æã§ã¯2021幎ã«ååŸã§ãããã®ãäžå¿ã«è§£èª¬ããŠãããŸãããªã©ã¯ã«ã«ã¯çŸåšãã¢ãœã·ãšã€ã ã¬ãã«ãšãããã§ãã·ã§ãã« ã¬ãã«ã® 2 çš®é¡ã®è©Šéšãšãããã«å¿ããèªå®è³æ ŒããããŸããOracle Certified Professional Java Application Developer (OCPJAD) - Java EE 7
ãã®èšŒææžã¯ãJava ãã©ãããã©ãŒã Enterprise Edition 7 ã䜿çšããŠã¢ããªã±ãŒã·ã§ã³ãéçºããã³ãããã€ããããã°ã©ãã®ã¹ãã«ãæ€èšŒããŸãããã®èšŒææžã¯ãJava EE ããã°ã©ãã³ã°ã®èœåãè©äŸ¡ããJava EE ã¢ãŒããã¯ãã£ã®ç解ãJPA ãšã³ãã£ãã£ããã³ã³ã³ããŒãã³ãæ€èšŒã䜿çšããæ°žç¶æ§ã®ç®¡çãå®è£ ã®èœåãè©äŸ¡ããŸãã EJBã䜿çšããããžãã¹ããžãã¯ã è©Šéšè²»çš: $245 æèŠæé: 110 å åæ Œã¹ã³ã¢: 66% è©Šéšãããã¯:- Java EEã¢ãŒããã¯ãã£ã
- JPA ãšã³ãã£ãã£ãš BeanValidation ã䜿çšããæ°žç¶æ§ã®ç®¡çã
- Java ã¡ãã»ãŒãžã³ã° APIã
- ãµãŒãã¬ããã䜿çšãã Java Web ã¢ããªã±ãŒã·ã§ã³ã®äœæã
- JSP ã䜿çšãã Java Web ã¢ããªã±ãŒã·ã§ã³ã®äœæã
- WebSocket ã䜿çšãã Java ã¢ããªã±ãŒã·ã§ã³ã®æ§ç¯ã
- Java EE 7 ã¢ããªã±ãŒã·ã§ã³ã§ã®ããã API ã®äœ¿çšã
- Java EE 7 ã¢ããªã±ãŒã·ã§ã³ã§ã®åæå®è¡ API ã®äœ¿çšã
- CDI ã³ã³ããŒãã³ãã䜿çšããŸãã
- Java EE 7 ã¢ããªã±ãŒã·ã§ã³ãä¿è·ããŸãã
Oracle Certified Associate Java Programmer 1 (OCAJP) - Java SE 8
ãã®è©Šéšã¯ãJava ã®åºæ¬çãªç¥èãåŸãã®ã«åœ¹ç«ã¡ãŸããã¢ãœã·ãšã€ã ã¬ãã«ã®èªå®ãååŸãããšããããã§ãã·ã§ãã«ãšããŠã®è³æ ŒãåŸãããšãã§ããŸã (ããã¯æ¬¡ã®ã¹ãããã§ã)ãOCAJP èªå®è³æ ŒãååŸãããšãããã°ã©ããŒãŸãã¯åè£è ãçµéšè±å¯ãª Java éçºè ã«ãªãããã«å¿ èŠãªã¹ãã«ããã¹ãŠåããŠããããšã確èªãããŸãããã®èªå®è³æ Œã¯ãããŸããŸãªçµç¹ã§ã®ã€ã³ã¿ãŒã³ã·ãããåçŽã¬ãã«ã®ä»äºã«å°±ãã®ã«ã圹ç«ã¡ãŸãã è©Šéšæ: $245 æèŠæé: 150 å åæ Œã¹ã³ã¢: 65% è©Šéšãããã¯:- Java ã®åºæ¬ã
- Java ããŒã¿åã®æäœã
- æŒç®åãšãœãªã¥ãŒã·ã§ã³æ§æäœã®äœ¿çšã
- é åã®äœæãšäœ¿çšã
- ã«ãŒãæ§é ã®äœ¿çšã
- ã¡ãœãããšã«ãã»ã«åã®æäœã
- ç¶æ¿ãæ±ãã
- äŸå€åŠç;
- Java API ããéžæããã¯ã©ã¹ãæäœããŸãã
Oracle Certified Professional Java Programmer 2 (OCPJP) - Java SE 8
2次詊éšãå°éè³æ ŒååŸã®ããã®æçµæ®µéããã®èªå®è³æ Œã¯ãåéšè ã« Java ã«é¢ããå°éçãªçµéšãããå Žåã«åªå ãããŸãã è©Šéšè²»çš: $245 æèŠæé: 150 å åæ Œã¹ã³ã¢: 65% è©Šéšãããã¯:- Java ã¯ã©ã¹ã®èšèšã
- Java ã®åæå®è¡æ§ã
- Javaã¹ããªãŒã APIã
- I/O ã·ã¹ãã ã
- Java SE 8 æ¥ä»/æå» API ã䜿çšããŸãã
- JDBC ã䜿çšããããŒã¿ããŒã¹ ã¢ããªã±ãŒã·ã§ã³ã®äœæã
- ããŒã«ãªãŒãŒã·ã§ã³ã
Java SE 11 éçºè (OCP Java 6ã7ã8 ããã®ã¢ããã°ã¬ãŒã)
ãã®èšŒææžã¯ãJava ã®å€ãããŒãžã§ã³ (6 ãŸã㯠7 ãªã©) ã§ãã§ã«èªå®ãåããŠãã人ãååŸã§ããŸãã圌ããèšãããã«ãæŽæ°ãããè³æã«é¢ãã質åã«ãèšå ¥ãããããšãã§ããŸããã¡ãªã¿ã«ããã®è©Šéšã®èªå®ã¯ 2021 幎 11 æ 30 æ¥ã«çµäºããŸãããã®è©Šéšã«åæ Œãããšãéçºè ã¯ãªããžã§ã¯ãæåãã©ã ãåŒãšã¹ããªãŒã ã䜿çšããé¢æ°åããã°ã©ãã³ã°ãããã³ã¢ãžã¥ãŒã«æ§ã«ã€ããŠã®æ·±ãç解ãå®èšŒããããšã«ãªããŸãã è©Šéšè²»çš: $245 æèŠæé: 180 å åæ Œã¹ã³ã¢: 61% è©Šéšãããã¯:- ã¢ãžã¥ãŒã«ãç解ããã
- ã¢ãžã¥ãŒã«åã¢ããªã±ãŒã·ã§ã³ãžã®ç§»è¡ã
- ããŒã«ã«å€æ°ã®åãæšæž¬ããŸãã
- Java ã€ã³ã¿ãŒãã§ãŒã¹ã
- ã©ã ãåŒã
- ã¹ããªãŒã ã«å¯Ÿãã Lambda ãªãã¬ãŒã·ã§ã³ã
- 䞊åã¹ã¬ããã
- Java ãã¡ã€ã« I/O (NIO.2)ã
Oracle Certified Professional Java Programmer (OCPJP) - Java SE 11
ãã®è©Šéšã«åæ Œãããšããªããžã§ã¯ãæåãã©ã ãåŒãšã¹ããªãŒã ã䜿çšããé¢æ°åããã°ã©ãã³ã°ãããã³ã¢ãžã¥ãŒã«æ§ã«ã€ããŠã®æ·±ãç解ãå«ããJava SE 11 ã®æµæ¢ãã蚌æã§ããŸãã è©Šéšè²»çš: $245 æèŠæé: 90 å åæ Œã¹ã³ã¢: 68% è©Šéšãããã¯:- Java ãªããžã§ã¯ãæåã¢ãããŒãã
- é åãšã³ã¬ã¯ã·ã§ã³ã®æäœã
- ã¹ããªãŒã ãšã©ã ãåŒã®æäœã
- 䞊ååŠçã
- Java ããŒã¿åã®æäœã
- äŸå€åŠçã
Java èªå®è³æ Œã®æºåæ¹æ³
-
åå¿è 㧠Java ããã°ã©ãã³ã° ã¹ãã«ãåäžããããå Žåã¯ãè©Šéšã®æºåã«å°ãªããšã 3 ãæãããããšããå§ãããŸãã
-
èªåã®äœæ¥éãšäœæ¥ã¹ã±ãžã¥ãŒã«ãèæ ®ããè©Šéšæºåèšç»ãç«ãŠãŠãã ãããJava èªå®è©Šéšã«éäžããã«ã¯ãä»åŸæ°ãæéã«ã¬ã³ããŒã空ããŠéäžã§ããããã«ããã®ãæåã§ãã
-
æºåã®ããã«å°éæç®ãèªãã§ãã ãã (ããã« Java SE 8 ã«é¢ããæžç±ã®ãªã¹ãããããŸã)ãã»ãšãã©ã®èªå® Java èªå®æžç±ã«ã¯ç·Žç¿åé¡ãå«ãŸããŠããŸããæ¬ãèªã¿ãªããã¡ã¢ãåãããšã¯äŸ¡å€ããããŸãããããã¯ãè©ŠéšçŽåã®ç°¡åãªåŸ©ç¿ã«äœ¿çšã§ããŸãã
éçºè ã®æèŠ: èªå®ã¯å¿ èŠã§ãã?
AB Soft ã®ã·ã㢠Java éçºè ãEvgeniy Berezhnoy æ°:
ãã®åé¡ã¯ãããã°ã©ããŒã«ç¹å¥ãªé«çæè²ãå¿ èŠãã©ãããšããåé¡ãšåæ§ã«ãããªãã«ã§ããäžæ¹ã§ã蚌ææžã«ã¯äœã®ã¡ãªããããããŸãããäžæ¹ã§ãç¹ã«å¥ã®èšèªããæ¥ãéçºè ããã¹ã¿ãŒããåãã¬ãŒãã³ã°ãåããŠããéçºè ãããç¶æ³ã§ã¯ããã®ååšã人äºéšã®ç®ã«çãŸãå¯èœæ§ããããŸããããã«ã蚌ææžãååŸãããšãç®æšãèšå®ãããããéæããæ¹æ³ãç¥ã£ãŠããããšã瀺ãããšãã§ããŸããç§ã®ã€ã³ã»ã³ãã£ãã¯æ¬¡ã®ãšããã§ãã- çŸåšã®ã¿ã¹ã¯ã§ã¯ã»ãšãã©äœ¿çšãããªã API ã®éšåãå«ããJava ã®ç¥èãšç解ãæ¡å€§ããå®çãããããšèããŠããŸãã
- 確å®ã«æ¥ãæªæ¥ã«åããããã«ãåŸ æã® Java 9...11 ã®é©æ°æ§ãç 究ããŠãã ãã (EJB3.0 ã®ãããžã§ã¯ããéžæãããšãã«ã±ããªç·ã®æ¶ãã¬ãããŸãã)ã
AlexeyãJavaRush ãŠãŒã¶ãŒ:
æ£çŽã«èšããšãç§ã¯é·ãéã蚌ææžãååŸãã䟡å€ããããã©ããå€æã§ããŸããã§ããããã¹ãã®åé¡ã¯ç¥èã®ã¬ãã«ãåæ ããã®ã§ã¯ãªããç¹å®ã®è©Šéšã®æºåã®ã¬ãã«ãåæ ãããããå€ãã®äººã¯ãããæéã®ç¡é§ã ãšèããŠããŸããã³ãŒãå ã«äžæ¬åŒ§ã®ä»£ããã«äžžæ¬åŒ§ãèšè¿°ãããŠãããããã³ãŒããã³ã³ãã€ã«ãããªããšãããã²ã£ããåé¡ã倧éã«ååšãããšåºãä¿¡ããããŠããŸãããã ããç§ã®é·æã¯æ¬¡ã®ãšããã§ãã- ç¥èã®ã®ã£ãããåããçè«çåºç€ãæ§ç¯ãããã¹ãŠã倧å±çã«æããèœåã
- èªå®ã¹ãã·ã£ãªã¹ãã«ãªãããšã§ä»ç€Ÿã®æ¡çšæ åœè ã®ç®ã«ãçãŸããæ絊ã®æ ¹æ ã®äžã€ãšããŠã掻çšã§ããŸãã
GO TO FULL VERSION