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单选题
public class TestOne implements Runnable {  public static void main (String[] args) throws Exception {  Thread t = new Thread(new TestOne());  t.start();  System.out.print(”Started”);  t.join();  System.out.print(”Complete”);  }  public void run() {  for (int i= 0; i< 4; i++) {   System.out.print(i);  }  }  }  What can be a result?()
A

 Compilation fails.

B

 An exception is thrown at runtime.

C

 The code executes and prints “StartedComplete”.

D

 The code executes and prints “StartedComplete0123”.

E

 The code executes and prints “Started0l23Complete”.


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更多 “单选题public class TestOne implements Runnable {  public static void main (String[] args) throws Exception {  Thread t = new Thread(new TestOne());  t.start();  System.out.print(”Started”);  t.join();  System.out.print(”Complete”);  }  public void run() {  for (int i= 0; i 4; i++) {   System.out.print(i);  }  }  }  What can be a result?()A  Compilation fails.B  An exception is thrown at runtime.C  The code executes and prints “StartedComplete”.D  The code executes and prints “StartedComplete0123”.E  The code executes and prints “Started0l23Complete”.” 相关考题
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考题 public class Threads3 implements Runnable {  public void run() {  System.out.print(”running”);  }  public static void main(String[] args) {  Thread t = new Thread(new Threads3());  t.run();  t.run();  t.start();  }  }  What is the result?() A、 Compilation fails.B、 An exception is thrown at runtime.C、 The code executes and prints “running”.D、 The code executes and prints “runningrunning”.E、 The code executes and prints “runningrunningrunning”.

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考题 Runnable r = new Runnable() {  public void run() {  System.out.print(”Cat”);  }  };  Threadt=new Thread(r) {  public void run() {  System.out.print(”Dog”);  }  };  t.start();  What is the result?() A、 CatB、 DogC、 Compilation fails.D、 The code runs with no output.E、 An exception is thrown at runtime.

考题 class ThreadExcept implements Runnable {   public void run() { throw new RuntimeException("exception "); }   public static void main(String [] args) {   new Thread(new ThreadExcept()).start();   try {   int x = Integer.parseInt(args[0]);   Thread.sleep(x);   System.out.print("main ");    } catch (Exception e) { }      }  }   和命令行:  java ThreadExcept 1000    哪一个是结果?()  A、 mainB、 编译失败C、 代码运行,但没有输出D、 main java.lang.RuntimeException:exception

考题 现有:   class Thread2 implements Runnable {   void run() {   System.out.print("go ");   }   public static void main(String [] args) {   Thread2 t2 = new Thread2();   Thread t = new Thread(t2);   t.start();   }   }   结果为:()A、 goB、 编译失败C、 代码运行,无输出结果D、 运行时异常被抛出

考题 public class TestOne implements Runnable {  public static void main (String[] args) throws Exception {  Thread t = new Thread(new TestOne());  t.start();  System.out.print(”Started”);  t.join();  System.out.print(”Complete”);  }  public void run() {  for (int i= 0; i 4; i++) {   System.out.print(i);  }  }  }  What can be a result?()A、 Compilation fails.B、 An exception is thrown at runtime.C、 The code executes and prints “StartedComplete”.D、 The code executes and prints “StartedComplete0123”.E、 The code executes and prints “Started0l23Complete”.

考题 1. class MyThread implements Runnable {  2. public void run() {  3. System.out.print("go ");  4. }  5.  6. public static void main(String [] args) {  7. // insert code here  8. t.start(); 9. }  10. }  和如下四句:  Thread t = new MyThread(); MyThread t = new MyThread();  Thread t = new Thread(new Thread());  Thread t = new Thread(new MyThread());  分别插入到第5行,有几个可以通过编译?() A、0B、1C、2D、3

考题 class ThreadBoth extends Thread implements Runnable {  public void run(){ System.out.print("hi "); }  public static void main(String [] args){  Thread t1 = new ThreadBoth();   Thread t2 = new Thread(t1);  t1.run();  t2.run();  }  }  结果为:() A、hiB、hi hiC、编译失败D、代码运行,但无输出结果

考题 class Work implements Runnable {  Thread other;   Work(Thread other) { this.other = other; }  public void run() {  try { other.join(); } catch (Exception e) { }  System.out.print("after join ");  } }  class Launch {  public static void main(String [] args) {  new Thread(new Work(Thread.currentThread())).start();  System.out.print("after start ");  } }  结果为:()A、after joinB、after startC、after join after startD、after start after join

考题 现有:  class ThreadBoth extends Threaa implements Runnable  {      public void run()  (System.out.print("hi");  }     public static voicl main (String  []  args)  {     Thread tl=new ThreadBoth():      Thread t2 = new Thread (tl):     tl.run():      t2.run():     }          结果为:()      A、 hi hiB、 hiC、编译失败D、运行时异常被抛出

考题 class Order implements Runnable {    public void run ()  {  try { Thread.sleep (2000) ;  } catch (Exception e)    System.out.print("in") ;  public static void main (String [] args)  {    Thread t = new Thread (new Order ()) ;    t.start () ;  System.out.print ("pre ") ;  try { t.join () ;  } catch (Exception e)  { }    System.out.print ("post") ;   可产生哪两项结果?()  A、 pre in postB、 pre inC、 in post preD、 in pre postE、 pre post in

考题 public class Threads4 {  public static void main (String[] args) {  new Threads4().go();  }  public void go() {  Runnable r = new Runnable() { public void run() {  System.out.print(”foo”);  }  };  Thread t = new Thread(r);  t.start();  t.start();  }  }  What is the result?() A、 Compilation fails.B、 An exception is thrown at runtime.C、 The code executes normally and prints „foo”.D、 The code executes normally, but nothing is printed.

考题 单选题public class Threads3 implements Runnable {  public void run() {  System.out.print(”running”);  }  public static void main(String[] args) {  Thread t = new Thread(new Threads3());  t.run();  t.run();  t.start();  }  }  What is the result?()A  Compilation fails.B  An exception is thrown at runtime.C  The code executes and prints “running”.D  The code executes and prints “runningrunning”.E  The code executes and prints “runningrunningrunning”.

考题 单选题class Work implements Runnable {  Thread other;   Work(Thread other) { this.other = other; }  public void run() {  try { other.join(); } catch (Exception e) { }  System.out.print("after join ");  } }  class Launch {  public static void main(String [] args) {  new Thread(new Work(Thread.currentThread())).start();  System.out.print("after start ");  } }  结果为:()A after joinB after startC after join after startD after start after join

考题 单选题Runnable r = new Runnable() {  public void run() {  System.out.print(”Cat”);  }  };  Threadt=new Thread(r) {  public void run() {  System.out.print(”Dog”);  }  };  t.start();  What is the result?()A  CatB  DogC  Compilation fails.D  The code runs with no output.E  An exception is thrown at runtime.

考题 单选题public class Threads4 {  public static void main (String[] args) {  new Threads4().go();  }  public void go() {  Runnable r = new Runnable() { public void run() {  System.out.print(”foo”);  }  };  Thread t = new Thread(r);  t.start();  t.start();  }  }  What is the result?()A  Compilation fails.B  An exception is thrown at runtime.C  The code executes normally and prints „foo”.D  The code executes normally, but nothing is printed.

考题 单选题1. class MyThread implements Runnable {  2. public void run() {  3. System.out.print("go ");  4. }  5.  6. public static void main(String [] args) {  7. // insert code here  8. t.start(); 9. }  10. }  和如下四句:  Thread t = new MyThread(); MyThread t = new MyThread();  Thread t = new Thread(new Thread());  Thread t = new Thread(new MyThread());  分别插入到第5行,有几个可以通过编译?()A 0B 1C 2D 3

考题 单选题现有:  class ThreadBoth extends Threaa implements Runnable  {      public void run()  (System.out.print("hi");  }     public static voicl main (String  []  args)  {     Thread tl=new ThreadBoth():      Thread t2 = new Thread (tl):     tl.run():      t2.run():     }          结果为:()A  hi hiB  hiC 编译失败D 运行时异常被抛出

考题 单选题public class Threads5 {  public static void main (String[] args) {  new Thread(new Runnable() {  public void run() {  System.out.print(”bar”);  } }).start();  }  }  What is the result?()A  Compilation fails.B  An exception is thrown at runtime.C  The code executes normally and prints “bar”.D  The code executes normally, but nothing prints.

考题 单选题现有:  class Thread2 implements Runnable  {      void run()  {      System.out.print ("go¨);      }      public static void main(String  []  args)  {        Thread2 t2=new Thread2();      Thread t=new Thread(t2);      t.start();      }      }      结果为:()A goB 运行时异常被抛出C 代码运行,无输出结果D 编译失败

考题 多选题class Order implements Runnable {  public void run() {  try { Thread.sleep(2000); } catch (Exception e) { }  System.out.print("in ");  }  public static void main(String [] args) {  Thread t = new Thread(new Order());  t.start();  System.out.print("pre ");  try { t.join(); } catch (Exception e) { }  System.out.print("post ");  } }  可产生哪两项结果?()Ain preBpre inCin pre postDpre in post

考题 单选题class ThreadBoth extends Thread implements Runnable {  public void run(){ System.out.print("hi "); }  public static void main(String [] args){  Thread t1 = new ThreadBoth();   Thread t2 = new Thread(t1);  t1.run();  t2.run();  }  }  结果为:()A hiB hi hiC 编译失败D 代码运行,但无输出结果

考题 单选题现有:   class ThreadExcept implements Runnable {   public void run() { throw new RuntimeException("exception "); }   public static void main(String [] args) {   new Thread(new ThreadExcept()).start();   try {   int x = Integer.parseInt(args[0]);   Thread.sleep(x);   System.out.print("main ");  } catch (Exception e) { }  }   }   和命令行:  java ThreadExcept 1000   哪一个是结果?()A  mainB  编译失败C  代码运行,但没有输出D  main java.lang.RuntimeException: exception