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单选题
33. try {  34. // some code here  35. } catch (NullPointerException e1) {  36. System.out.print(”a”);  37. } catch (RuntimeException e2) {  38. System.out.print(”b”);  39. } finally {  40. System.out.print(”c”);  41. }  What is the result if a NullPointerException occurs on line 34?()
A

 c

B

 a

C

 ab

D

 ac

E

 bc

F

 abc


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考题 给定以下JAVA代码,这段代码编译运行后输出的结果是( )publicclassTest{publicstaticintaMethod(inti)throwsException{try{returni/10;}catch(Exceptionex){thrownewException("exceptioninaaMothod");}finally{System.out.print("finally");}}publicstaticvoidmain(String[]args){try{aMethod(0);}catch(Exceptionex){System.out.print("exceptioninmain");}System.out.print("finished");}}A、finallyexceptioninmainfinishedB、exceptioninmainfinallyC、finallyfinishedD、finallyexceptioninmainfinished

考题 static void test() throws RuntimeException {  try {  System.out.print(”test “);  throw new RuntimeException();  }  catch (Exception ex) { System.out.print(”exception “); }  }  public static void main(String[] args) {  try { test(); }  catch (RuntimeException ex) { System.out.print(”runtime “); }  System.out.print(”end “);  }  What is the result?() A、 test endB、 Compilation fails.C、 test runtime endD、 test exception endE、 A Throwable is thrown by main at runtime.

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考题 31. // some code here  32. try {  33. // some code here  34. } catch (SomeException se) {  35. // some code here  36. } finally {  37. // some code here  38. }  Under which three circumstances will the code on line 37 be executed?()A、 The instance gets garbage collected.B、 The code on line 33 throws an exception.C、 The code on line 35 throws an exception.D、 The code on line 31 throws an exception.E、 The code on line 33 executes successfully.

考题 public class X {  public static void main(String [] args) {  try {  badMethod();  System.out.print(“A”); }  catch (Exception ex) {  System.out.print(“B”);  }  finally {  System.out.print(“C”);  }  System.out.print(“D”);  }   public static void badMethod() {} }  What is the result?()  A、 ACB、 BDC、 ACDD、 ABCDE、 Compilation fails.

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考题 单选题static void test() throws RuntimeException {  try {  System.out.print(”test “);  throw new RuntimeException();  }  catch (Exception ex) { System.out.print(”exception “); }  }  public static void main(String[] args) {  try { test(); }  catch (RuntimeException ex) { System.out.print(”runtime “); }  System.out.print(”end “);  }  What is the result?()A  test endB  Compilation fails.C  test runtime endD  test exception endE  A Throwable is thrown by main at runtime.

考题 单选题现有:  class Number{  public static void main(String  []  aras)  {      try  {  System.out.print (Integer.parselnt ("forty"));      } catch (RuntimeException r)  {      System.out.print ("runtime");  } catch  (NumberFormatException e)  {      system..ut.print("number");      }      }      }  结果是什么?()A numberB runtimeC forty numberD 编译失败

考题 单选题class Number {  public static void main(String [] args) {  try {  System.out.print(Integer.parseInt("forty ")); } catch (RuntimeException r) {  System.out.print("runtime ");  } catch (NumberFormatException e) {  System.out.print("number ");  }  }  }  结果是什么?()A fortyB numberC runtimeD 编译失败

考题 单选题public class X {  public static void main(String [] args) {  try {  badMethod();  System.out.print(“A”);  }  catch (Exception ex) {  System.out.print(“B”);  }  finally {  System.out.print(“C”);  }  System.out.print(“D”);  }  public static void badMethod() {  throw new RuntimeException();  }  }  What is the result? ()A  ABB  BCC  ABCD  BCDE  Compilation fails.

考题 多选题31. // some code here  32. try {  33. // some code here  34. } catch (SomeException se) {  35. // some code here  36. } finally {  37. // some code here  38. }  Under which three circumstances will the code on line 37 be executed?()AThe instance gets garbage collected.BThe code on line 33 throws an exception.CThe code on line 35 throws an exception.DThe code on line 31 throws an exception.EThe code on line 33 executes successfully.

考题 单选题class Birds {  public static void main(String [] args) {  try {  throw new Exception();  } catch (Exception e) { try {  throw new Exception();  } catch (Exception e2) { System.out.print("inner "); }  System.out.print("middle "); }  System.out.print("outer ");  }  }  结果为:()A innerB inner outerC middle outerD inner middle outer

考题 单选题public class X {  public static void main(String [] args) {  try {  badMethod();  System.out.print(“A”); }  catch (Exception ex) {  System.out.print(“B”);  }  finally {  System.out.print(“C”);  }  System.out.print(“D”);  }   public static void badMethod() {} }  What is the result?()A  ACB  BDC  ACDD  ABCDE  Compilation fails.

考题 单选题33. Date d = new Date(0);  34. String ds = “December 15, 2004”;  35. // insert code here  36. try {  37. d = df.parse(ds);  38. }  39. catch(ParseException e) {  40. System.out.println(”Unable to parse “+ ds);  41. }  42. // insert code here too  Which will create the appropriate DateFormat object and add a day to the Date object?()A  35. DateFormat df= DateFormat.getDateFormat(); 42. d.setTime( (60 * 60 * 24) +d.getTime());B  35. DateFormat df= DateFormat.getDateJnstance(); 42. d.setTime( (1000 * 60 * 60 * 24) + d.getTime());C  35. DateFormat df= DateFormat.getDateFormat(); 42. d.setLocalTime( (1000*60*60*24) + d.getLocalTime());D  35. DateFormat df= DateFormat.getDateJnstance(); 42. d.setLocalTime( (60 * 60 * 24) + d.getLocalTime());

考题 单选题33. try {  34. // some code here  35. } catch (NullPointerException e1) {  36. System.out.print(”a”);  37. } catch (RuntimeException e2) {  38. System.out.print(”b”);  39. } finally {  40. System.out.print(”c”);  41. }  What is the result if a NullPointerException occurs on line 34?()A  cB  aC  abD  acE  bcF  abc