ATAÈÏÖ¤¿¼£¨´ó²¿·ÖÄØ£©

B. StringºÍchar C. byteºÍboolean D. intºÍchar ´ð°¸£ºD

26.ÏÂÁÐÄĸöÀ಻ÄÜÓÃÓÚÔÚ´ÅÅÌÉÏ´´½¨Ò»¸öÎļþ A. File

B. FileOutputStream C. RandomAccessFile D. HashMap ´ð°¸£ºD

27. ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ

A.ÔÚ´°¿ÚÖÐÏÔʾһ¸ö×Ö·û´®£¬ÐèҪʹÓÃdrawString()·½·¨

B.Ò»¸öCheckbox¶ÔÏó¼È¿ÉÒÔ×÷Ϊһ¸ö¸´Ñ¡¿ò£¬Ò²¿É×÷Ϊµ¥Ñ¡°´Å¥×éÖеÄÒ»¸öµ¥Ñ¡°´Å¥ C.Checkbox¡¢CheckboxGroup×é¼þÖ»ÓÃÓÚÐÅÏ¢ÊäÈ룬²»ÄÜÓÃÓÚÐÅÏ¢Êä³ö D.ÔÚAppletÖÐÓÃLabel¶ÔÏó£¬Ö»ÐèÉùÃ÷²¢´´½¨Õâ¸ö¶ÔÏó¼´¿É ´ð°¸£ºB

28. ÏÂÁÐÄĸö½Ó¿ÚÓÃÓÚ¶ÔButton¶ÔÏóµÄʼþ½øÐмàÌýºÍ´¦Àí ActionListener B.FocusListener

C.MouseMotionListener D.WindowsListener ´ð°¸£ºA

29. ÔÚ±àдÄܶÔʼþ½øÐд¦ÀíµÄApplet³ÌÐòʱ£¬Ò»°ãÐèÒªÔÚ³ÌÐò¿ªÍ·Ð´ÉÏ A.import java.awt.*; B.import java.applet.*;

C.import java.awt.event.*; D.import java.swing.*; ´ð°¸£ºC

30. ActionListener½Ó¿ÚÄÜÏìÓ¦µÄʼþÊÇ A.ActionEvent B.MouseEvent

C.KeyEvent D.ItemEvent ´ð°¸£ºA

31. ÏÂÁÐÊôÓÚJavaÊÊÅäÆ÷µÄÊÇ

A.ComponentAdapter B.ItemAdapter

C.MouseAdaper D.ActionAdapter ´ð°¸£ºAC

32. ÏÂÁйØÓÚAppletµÄ˵·¨ÖУ¬ÕýÈ·µÄÊÇ

A.pplet±ØÐëǶÈëµ½ÆäËüÓ¦ÓóÌÐò£¨Èçä¯ÀÀÆ÷£©ÖÐÔËÐÐ B.¿ÉÒÔÔÚ°²È«²ßÂԵĿØÖÆÏ¶Áд±¾µØ´ÅÅÌÎļþ C.JavaÖв»Ö§³ÖÏòApplet´«µÝ²ÎÊý

D.AppletµÄÖ÷Àà±ØÐ붨ÒåΪjava.applet.AppletÀàµÄ×ÓÀà ´ð°¸£ºABD

33. µ±Ñ¡ÖÐijһ×é¼þ²¢°´ÏÂÒ»¼üÅ̰´Å¥Ê±»á¼¤·¢Ê²Ã´Ê¼þ A.KeyEvent

B.KeyDownEvent C.KeyPressEvent D.KeyTypeEvent E.KeyPressedEvent ´ð°¸£ºA

34. ·ÖÎöÏÂÁгÌÐò£¬Ëµ·¨ÕýÈ·µÄÊÇ import java.applet.*; import java.awt.*;

public class tryMe extends Applet{ Image img;

Public void init(){

img = new Image(); }

public void paint(Graphics g){ g.drawImage(img,0,0,this); } }

A.¸Ã³ÌÐò¿ÉÒÔÔËÐÐ

B.³ÌÐòÖд´½¨µÄImage¶ÔÏóûÓÐʵÌ壬µ«ÄÜÏÔʾ C.³ÌÐòÖд´½¨µÄImage¶ÔÏóÓÐʵÌå

D.³ÌÐòÖд´½¨µÄImage¶ÔÏóûÓÐʵÌ壬²»ÄÜÏÔʾ ´ð°¸£ºD

35. Ö¸³öÏÂÁÐÔÚAppletÉúÃüÖÜÆÚÖпÉÄÜÖ´Ðжà´ÎµÄ·½·¨ A.init() B.paint()

C.stop() D.start() ´ð°¸£ºBCD

36. ÒÔϳÌÐòÔËÐкó,ÔÚ´°¿ÚÖÐÄÜ¿´µ½µÄ½á¹ûΪ import java.awt.*;

public class testGrid extends Frame{

public static void main(String[] args){

new testGrid(); }

public testGrid(){

Label l1 = new Label(\µ°¸â\ Label l2 = new Label(\Ãæ°ü\ Label l3 = new Label(\ÅÉ\ Label l4 = new Label(\Ëɱý\ setSize(200,200);

setLayout(new GridLayout(2,2)); add(l1); add(l4); add(l3);

setVisible(true); } }

A. µ°¸â Ëɱý ÅÉ

B. µ°¸â Ãæ°ü ÅÉ Ëɱý C. µ°¸â Ãæ°ü ÅÉ

D. µ°¸â ÅÉ Ëɱý Ãæ°ü ´ð°¸£ºA

37. ÒÔÏÂÄĸöÊÇSwingÖдæÔÚµÄÖØÁ¿¼¶×é¼þ A.JFrame B.JTextField C.JButton D.JComboBox ´ð°¸£ºA

38. ҪʵÏֹرÕJFrame´°¿Ú¹¦ÄÜÐèдÒÔÏÂÄÄÌõÓï¾ä

A. setDefaultCloseOperation(DO_NOTHING_ON_CLOSE); B. setDefaultCloseOperation(HIDE_ON_CLOSE); C. setDefaultCloseOperation(DISPOSE_ON_CLOSE); D. setDefaultCloseOperation(EXIT_ON_CLOSE); ´ð°¸£ºD

39. ÏÂÁгÌÐòÔËÐнá¹ûΪ import javax.swing.*; import java.awt.*;

public class test extends JFrame { public test() {

Container con = getContentPane(); ButtonGroup bg = new ButtonGroup();

JRadioButton cake1 = new JRadioButton(\·¨Ê½µ°¸â\ JRadioButton cake2 = new JRadioButton(\Òâʽµ°¸â\ JRadioButton cake3 = new JRadioButton(\ÇÉ¿ËÁ¦µ°¸â\ con.setLayout(new GridLayout(3, 1)); bg.add(cake1); bg.add(cake2); bg.add(cake3); con.add(cake3);

this.setTitle(\µ¥Ñ¡°´Å¥\

this.setBounds(100, 100, 450, 300); this.setVisible(true);

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); }

public static void main(String[] args) { new test(); } }

A. ±àÒë²»ÄÜͨ¹ý

B. ³öÏÖÒ»¸öÄܹرյĴóСΪ450¡Á300µÄ´°¿Ú£¬´°¿ÚÖÐÏÔʾ±êÌâΪ¡°·¨Ê½µ°¸â¡±µÄµ¥Ñ¡°´Å¥ C. ³öÏÖÒ»¸öÄܹرյĴóСΪ450¡Á300µÄ´°¿Ú£¬´°¿ÚÖÐÏÔʾ±êÌâΪ¡°ÇÉ¿ËÁ¦µ°¸â¡±µÄµ¥Ñ¡°´Å¥

D. ³öÏÖÒ»¸öÄܹرյĴóСΪ450¡Á300µÄ´°¿Ú£¬´°¿ÚÖÐÏÔʾ3¸ö±êÌâ·Ö±ðΪ¡°·¨Ê½µ°¸â¡±¡¢¡°Òâʽµ°¸â¡±ºÍ¡°ÇÉ¿ËÁ¦µ°¸â¡±µÄµ¥Ñ¡°´Å¥ ´ð°¸£ºC

40. ÏÂÃæ³ÌÐòµÄÔËÐнá¹ûΪ import javax.swing.*;

public class testD extends JFrame{ testD() {

JOptionPane.showMessageDialog(this,\µ°¸â±àÂë²»ÕýÈ·£¡\

}

public static void main(String[] args) { new testD(); } }

A. ³ÌÐòÔËÐе«Ã»Óнá¹û B. ³öÏÖÒ»¸öÏûÏ¢¿ò C. ³öÏÖÒ»¸öÑ¡Ôñ¿ò D. ³öÏÖÒ»¸öÈ·ÈÏ¿ò ´ð°¸£ºB

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