java华为面试题.pdf

JAVA 1 2 String 3 int Integer 4 String StringBuffer 5 6 T UA V XW Y Z 2 5 7 T ArrayList Vector LinkedList a bAc d e c ArrayList d Vector f 5 g VAhAi CAj a bAh kL l h i mAn hAo p q r2a b h k s t u v d w x mAn zy f ZA mAn MA5 wAx mAn h i mAn a 0A1 6 s h kA wAx h k Vector p g V synchronized C D 2 c ArrayList 2 LinkedList g V q a bL h k zM 5 w x h k A L sXw x A A 8 4 L j u v 1 A j 1 s Ag V W q j u A A public class ThreadTest1 private int j public static void main String args ThreadTest1 tt new ThreadTest1 Inc inc tt new Inc Dec dec tt new Dec for int i 0 i 2 i Thread t new Thread inc t start t new Thread dec t start private synchronized void inc j System out println Thread currentThread getName inc j Array l d private synchronized void dec j System out println Thread currentThread getName dec j class Inc implements Runnable public void run for int i 0 i 100 i inc class Dec implements Runnable public void run for int i 0 i 100 i dec 9 JSP A C D X 6 X X X X X 6 X 6 X C D E F2 G G G G HJI HJIHJI HJI LK K K KNMPO G G G G HJI HJIHJI HJI LK K K KNMPO 10 V socket RQ SRTVU dRWYX UL RQL B SRTAJ ZAh k 2h k 8 a socket VQVbdc 11 T Servlet K eYfVg N T Servlet d CGI h iL Servlet QRWdX q bRj lk init C D 2 B 4 mL 2 service C D service C Don Yp q B Vr doXXX C D doGet doPost L s WYX utVv w q bYxYy Vz V destroy C D cgi h i p servlet p WdX 2y CAj service C D q bA s WdX pu B N q b O RxYy CGI BAf KV L WdXV V R xYy s V Ap servlet 12 EJB 5d Lp AU LqA N T SessionBean d EntityBean YhYi StatefulBean d StatelessBean h iL 13 EJB YY SessionBean EntityBean T K edfVg Y R R V RX A 14 T 2h kR ZV l 1 R A5 u 15 dA R d l V u Y R Vi g VV X Rb TLH 16 r VRWdX V U 17 d Y W f u U C D 18 R A h kR Y B VYTY C V D h kY u T V JDBC T h k 19 T JSP R 5Y V V V V a s h h k sql Y 4 Ah A h Rv s h B h V k s h d Ah V s hL v d V 4 l L z V Y AhL h kR CR 1 a bA d h h i a bA 5 VRT v R V sql Y Y e v y A dX VYT s z VAa bA h 5 h kY vV C D y Zu h N l 7 Wu N AO e v VYT 2 YX 5 u L G G G G HJI HJIHJI HJI LK K K KN P J P YX 5 1 R R R mV V R 0A1 V R 1 m E F c l c c Ac V c dd V c cL R R YX V V V V V V V V YX E F 5 cR 1 m p Ah kR u f L f O R R R R YX Y R A E F g A L 2h k f J Y h kY L 6 A f E F r VApV YX l u s h k l c YX X h k YX O X Ac 2 y 2 R h kL N A R V V YX s g h k V V V V YX R zy ApR u g Y w R L 3 1 V Y 4 10 V p v u V 2 A 2 BA CED F 0 2 G HE 8 E 4 I J u I J dd I J 7 I J d h i d J I J d J I J uh i I J p I JR K JAK L R I J p I JV K J K I J s SV V K dd ML N Y J I J s d L J I J I J O I J A L G G G G HJI HJIHJI HJI LK K K KN