{"id":5133,"date":"2023-11-06T17:55:26","date_gmt":"2023-11-06T10:55:26","guid":{"rendered":"https:\/\/mhgvietnam.com\/?p=5133"},"modified":"2023-11-06T17:55:32","modified_gmt":"2023-11-06T10:55:32","slug":"ngon-ngu-java-mo-ra-mot-the-gioi-lap-trinh-day-tiem-nang","status":"publish","type":"post","link":"https:\/\/mhgvietnam.com\/en\/ngon-ngu-java-mo-ra-mot-the-gioi-lap-trinh-day-tiem-nang\/","title":{"rendered":"Ng\u00f4n ng\u1eef Java – M\u1edf ra m\u1ed9t th\u1ebf gi\u1edbi l\u1eadp tr\u00ecnh \u0111\u1ea7y ti\u1ec1m n\u0103ng"},"content":{"rendered":"

N\u1ebfu b\u1ea1n \u0111am m\u00ea l\u1eadp tr\u00ecnh v\u00e0 mu\u1ed1n b\u01b0\u1edbc v\u00e0o ng\u00e0nh n\u00e0y, ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 t\u1eebng nghe \u0111\u1ebfn “ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java”. \u0110\u00e2y l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u ch\u01b0\u01a1ng tr\u00ecnh v\u00e0 ph\u1ea7n m\u1ec1m hi\u1ec7n nay.<\/p>\n

V\u1eady ng\u00f4n ng\u1eef Java l\u00e0 g\u00ec? \u0110\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 ra sao? H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u chi ti\u1ebft trong b\u00e0i vi\u1ebft n\u00e0y nh\u00e9.<\/p>\n

Ng\u00f4n ng\u1eef Java – V\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n<\/h2>\n

Java l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OOP) s\u1eed d\u1ee5ng c\u00e1c l\u1edbp (class) \u0111\u1ec3 x\u00e2y d\u1ef1ng. \u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0o n\u0103m 1995 b\u1edfi Sun Microsystems d\u01b0\u1edbi s\u1ef1 kh\u1edfi x\u01b0\u1edbng c\u1ee7a James Gosling, ng\u00f4n ng\u1eef Java \u0111\u00e3 c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh kh\u00e1c. Thay v\u00ec bi\u00ean d\u1ecbch m\u00e3 ngu\u1ed3n th\u00e0nh m\u00e3 m\u00e1y ho\u1eb7c th\u00f4ng d\u1ecbch m\u00e3 ngu\u1ed3n ngay l\u1eadp t\u1ee9c, Java \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 bi\u00ean d\u1ecbch m\u00e3 ngu\u1ed3n th\u00e0nh bytecode. Sau \u0111\u00f3, bytecode s\u1ebd \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng th\u1ef1c thi ch\u1ea1y.<\/p>\n

M\u1ed9t \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd l\u00e0, ng\u00f4n ng\u1eef Java cho ph\u00e9p vi\u1ebft m\u1ed9t l\u1ea7n v\u00e0 ch\u1ea1y tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau. \u0110i\u1ec1u ki\u1ec7n l\u00e0 m\u00f4i tr\u01b0\u1eddng th\u1ef1c thi ph\u00f9 h\u1ee3p v\u00e0 h\u1ed7 tr\u1ee3 n\u1ec1n t\u1ea3ng \u0111\u00f3.<\/p>\n

![Ng\u00f4n ng\u1eef Java](https:\/\/Ch\u00fang<\/a> t\u00f4i.com\/vn\/blog\/wp-content\/uploads\/2022\/10\/Ngon-ngu-java-la-gi.jpg)
\nNg\u00f4n ng\u1eef Java – M\u1edf ra m\u1ed9t th\u1ebf gi\u1edbi l\u1eadp tr\u00ecnh \u0111\u1ea7y ti\u1ec1m n\u0103ng<\/em><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a ng\u00f4n ng\u1eef Java<\/h2>\n

Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ed9c \u0111\u00e1o m\u00e0 b\u1ea1n n\u00ean bi\u1ebft:<\/p>\n

Java l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh \u0111\u01a1n gi\u1ea3n<\/h3>\n

M\u1eb7c d\u00f9 ng\u00f4n ng\u1eef Java kh\u00f4ng ph\u1ea3i l\u00e0 cakewalk, c\u00fa ph\u00e1p c\u1ee7a n\u00f3 r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u. Java \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean nhi\u1ec1u c\u00fa ph\u00e1p t\u1eeb c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh C v\u00e0 C++, v\u00ec v\u1eady n\u1ebfu b\u1ea1n \u0111\u00e3 bi\u1ebft m\u1ed9t trong s\u1ed1 n\u00e0y, vi\u1ec7c l\u1eadp tr\u00ecnh b\u1eb1ng Java s\u1ebd tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n. Ng\u00f4n ng\u1eef Java \u0111\u00e3 lo\u1ea1i b\u1ecf nhi\u1ec1u t\u00ednh n\u0103ng ph\u1ee9c t\u1ea1p v\u00e0 \u00edt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, gi\u00fap gi\u1ea3m s\u1ef1 ph\u1ee9c t\u1ea1p v\u00e0 t\u0103ng t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng.<\/p>\n

Ng\u00f4n ng\u1eef Java h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/h3>\n

Java l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. L\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OOP) t\u1eadp trung v\u00e0o vi\u1ec7c t\u1ed5 ch\u1ee9c d\u1eef li\u1ec7u xung quanh c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng. \u0110\u1ed1i t\u01b0\u1ee3ng l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n d\u1eef li\u1ec7u c\u00f3 c\u00e1c thu\u1ed9c t\u00ednh v\u00e0 h\u00e0nh vi ri\u00eang bi\u1ec7t. L\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng quan t\u00e2m h\u01a1n \u0111\u1ebfn c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n mu\u1ed1n x\u1eed l\u00fd, thay v\u00ec c\u00e1c logic v\u00e0 ch\u1ee9c n\u0103ng y\u00eau c\u1ea7u \u0111\u1ec3 thao t\u00e1c v\u1edbi d\u1eef li\u1ec7u. Lo\u1ea1i l\u1eadp tr\u00ecnh n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u1ef1 \u00e1n l\u1edbn, ph\u1ee9c t\u1ea1p, v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng.<\/p>\n

\u0110\u1ed9c l\u1eadp n\u1ec1n v\u00e0 t\u00ednh b\u1ea3o m\u1eadt<\/h3>\n

M\u00e3 ngu\u1ed3n Java c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau nh\u01b0 Windows, Linux, macOS v\u00e0 n\u1ec1n t\u1ea3ng kh\u00e1c. \u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1edd tr\u00ecnh bi\u00ean d\u1ecbch m\u00e3 Java chuy\u1ec3n \u0111\u1ed5i m\u00e3 ngu\u1ed3n th\u00e0nh bytecode, kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o n\u1ec1n t\u1ea3ng. Java c\u0169ng h\u1ed7 tr\u1ee3 t\u00ednh b\u1ea3o m\u1eadt t\u1ed1t nh\u1edd c\u00e1c thu\u1eadt to\u00e1n m\u00e3 h\u00f3a nh\u01b0 m\u00e3 h\u00f3a m\u1ed9t chi\u1ec1u v\u00e0 m\u00e3 h\u00f3a c\u00f4ng c\u1ed9ng. M\u1ed9t l\u1ee3i th\u1ebf c\u1ee7a Java l\u00e0 b\u1ea3o m\u1eadt cao, gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean y\u00ean t\u00e2m khi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m v\u00e0 \u1ee9ng d\u1ee5ng.<\/p>\n

T\u00ednh linh ho\u1ea1t v\u00e0 \u0111a n\u0103ng<\/h3>\n

So v\u1edbi c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh kh\u00e1c nh\u01b0 C v\u00e0 C++, Java c\u00f3 t\u00ednh linh ho\u1ea1t cao. Ng\u00f4n ng\u1eef Java \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 th\u00edch \u1ee9ng v\u1edbi nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y gi\u00fap cho Java c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e1p \u1ee9ng nhanh ch\u00f3ng v\u00e0 linh ho\u1ea1t v\u1edbi y\u00eau c\u1ea7u c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng v\u00e0 d\u1ef1 \u00e1n kh\u00e1c nhau.<\/p>\n

\u1ee8ng d\u1ee5ng c\u1ee7a ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java<\/h2>\n

Java c\u00f3 s\u1ef1 \u0111a d\u1ea1ng trong c\u00e1c \u1ee9ng d\u1ee5ng v\u00e0 l\u0129nh v\u1ef1c s\u1eed d\u1ee5ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u1ee7a Java:<\/p>\n