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java网络编程复习?2013考试题库) - 百度文库

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Javaĩϰ⣨I/O̡̡߳ݿ һѡ

1йJava̵߳˵Щȷģ

AÿһJava߳̿Կɴ롢һʵCPUԼɡ

B̵ַ߳УThreadм̳еĴʽԷֶֹุ⡣ CThreadjava.util D˵һȷ

2г, ʲô public class X extends Thread implements Runable{ public void run(){

System.out.println(\ }

public static void main(String args[]) { Thread t=new Thread(new X()); t.start(); }

}

Aһл Bл Cлд Dк

3ѡУڶӿڵĹؼǣ Aimport Bimplements Cinterface Dprotected

4ͷʱʹõη( ) A) private B) static C) abstract D) protected

5ĸκʱκ̵߳?( ) Await() Bsleep() Cyield()

Dsynchronized(this)

6. й߳ȼ˵Уȷ

A) ̵߳ȼDzܸı

B) ̵߳ȼڴ߳ʱõ C) ڴ̺߳κʱ򶼿 D) BC

7.߳ȷ״̬

A) ½״̬״ֹ̬״̬

B) ½״̬״̬״ֹ̬״̬

C) ½״̬״̬״̬״ֹ̬״̬ D) ½״̬״̬״ָ̬״ֹ̬״̬ 8.Thread߳ķ

A) start() B) resume() C) init() D) run() 9ڳַļʱܹԸļΪֱӲ

A) FileReader B) BufferedReader C) FileInputStream D) ObjectInputStream 10java.ioFile

A) ַ B) ֽ C) D) 11Уȷ

A) Serializableӿж˳󷽷 B) Serializableӿж˳

C) Serializableӿûж󷽷Ҳûж峣 D) Serializableӿж˳Ա 12. javaڴļǣ

AFile B. Object C. Thread D. Frame

13. ӼһַļҪжϸļΪĿ¼ļļʹĸ

AgetPath() B. getName() C.isFile() D. isAbsolute() 14. ĸ಻ֱӴ󣿣

AInputStream B. FileInputStream C. BufferedInputStream D. DataInputStream 15. ӼַʱΪ˱سзӰ죬Ҫʹĸ

Awrite() B. flush() C. close() D. skip()

16. ԶΪλijдļҪʹʲô A. writeInt() B writeObject() C. write() D.writUTF() 17. ĸķֱܹӰѼдļ

AOutputStream B. BufferedWriter C. ObjectOutputStream. D.FileWriter 18. һܱдļʱʵĸӿڣ A.Runnable B. ActionListener C. WindowsAdapter D. Serializable 19. ͵Զʽдļ AString B. Frame C. Dialog D. Button

20. FileķУоijĿ¼µĿ¼ļķǣ

Along length() B. long lastModified() C. String [] list() D. String getName() 21. ַܹΪλдļݵǣ

A. FileOutputStream B. FileWriter C. BufferedWriter C. OutputStream 22. ܹļ߼ݵǣ

A. FileOutputStream B. OutputStream C. FileWriter D.DataOutputStream 23. ߳ͬУ Ϊ˻һȴ̣߳ʹз A. sleep() B. wait() C notify() D. join()

24. Ϊ˵õǰе̣߳ʹĸ AgetName() B. Thread.CurrentThread(). B. sleep() D. run() 25. £ ̵߳״̬

A״̬ B״̬ C״̬ Dռ״̬ 26̱߳״̬ǣ

A״̬ B״̬ C״̬ D½״̬ 27 ̵߳start()״̬Ϊ

A״̬ B״̬ C״̬ D½״̬

28 Thread.sleepú󣬵ȴʱδ߳״̬Ϊ A״̬ B״̬ C״̬ D½״̬ 29״ֱ̬߳ӽ״̬ǣ

A״̬ B״̬ C½״̬ D״̬

30Thread.sleepú󣬵ȴʱѵ߳״̬Ϊ A״̬ B״̬ C״̬ D½״̬ 31߳쳣˳run()״̬Ϊ

A״̬ B״̬ C״̬ D״̬ 32wait()ĸķ

A. Object B. Thread. C. Runnable D. File

33. ʵ֡ȰҪдļȻ浽ڴУٰѻедļСĹʱҪʹĸࣿ

A. FileReader B. OutputStream C. FilterOutputStream D. DataOutputStream 34. read()ȡļʱжļıΪ A. 0 B. 1 C -1 D. ޱ

35 ĸֻʹ˻ã A. read() B. write() C skip() D. flush()

36. JavaṩInetAddressйInternetַIJ.( )

A. Socket B.ServerSocket C. DatagramSocket D InetAddress 37. InetAddressĸʵƽ

A. isReachable() B. getHostAddress() C. getHosstName() D.getByName()

38. Ϊ˻ȡԶļݣURLҪʹĸȡϢ A.getPort() B.getHost C.openStream() D.openConnection() 39. javaУʹTCP׽ֱд˳׽ǣ A. Socket B. ServerSocket C. DatagramSocket D.DatagramPacket 40. ServerSocketļaccept()ķֵǣ A. void B. Object C. Socket D. DatagramSocket 41. ServerSocketgetInetAddress()ķֵǣ A. Socket B ServerSocket D.InetAddress D,.URL

42. ʹÿͻ׽SocketʱҪָ

AƺͶ˿ B˿ںļ Cƺļ Dַļ

43ʹʽ׽ֱʱΪԷݣҪʹĸ

AgetInetAddress() B. getLocalPort() C.getOutputStream() D.getInputStream() 44. ʹUDP׽ͨʱĸҪ͵Ϣ A. String B. DatagramSocket C. MulticastSocket D.DatagramPacket 45. ʹUDP׽ͨʱĸڽ A. read() B. receive() C. accept() D. Listen()

46. ҪȡݰԴַʹĸ䣨 A getAddress() B. getPort() C. getName() D.getData()

47. Ҫʹjavaݿ⣬ݿ⽨ӣڽǰӦݿ򣬸Ϊ

A Class.forName(sun.jdbc.odbc.JdbcOdbcDriver) B. DriverManage.getConnection(,,)

C.Result rs= DriverManage.getConnection(,,).createStatement() D. Statement st= DriverManage.getConnection(,,).createStaement()

48. Ҫʹjavaݿ⣬ݿ⽨ӣΪ A Class.forName(sun.jdbc.odbc.JdbcOdbcDriver) B. DriverManage.getConnection(,,)

C.Result rs= DriverManage.getConnection(,,).createStatement() D. Statement st= DriverManage.getConnection(,,).createStaement()

49. javaݿӺҪ鿴ijеݣʹĸ䣿 A. executeQuery() B.executeUpdate() C executeEdit() D.executeSelect()

50. javaݿӺҪ鿴ijеݣʹĸ䣿 A. executeQuery() B.executeUpdate() C executeEdit() D.executeSelect()

1Stdout System.outΪPrintStreamʵʵstdout Ļ

2Stdin System.inΪInputStreamһʵʵstdinǼ̣ʹԱ read()жһֽڣskip(long n)nֽڡ

3 JavaеIOΪ֣һֽһֱַĸʾÿһĸ:InputStreamOutputStreamReaderWriterͨreadwrite6д

4 File಻һ˜ʵI/O࣬java.ioΨһnon-streameȲxȡļݣҲ޸ļݣҪռnĿ䛣PϢ磺ļ޸ļļԡļ

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