网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
单选题
11. static classA {  12. void process() throws Exception { throw new Exception(); }  13. }  14. static class B extends A {  15. void process() { System.out.println(”B “); }  16. }  17. public static void main(String[] args) {  18.A a=new B();  19. a.process();  20.}  What is the result?()
A

 B

B

 The code runs with no output.

C

 An exception is thrown at runtime.

D

 Compilation fails because of an error in line 15.

E

 Compilation fails because of an error in line 18.

F

 Compilation fails because of an error in line 19.


参考答案

参考解析
解析: 暂无解析
更多 “单选题11. static classA {  12. void process() throws Exception { throw new Exception(); }  13. }  14. static class B extends A {  15. void process() { System.out.println(”B “); }  16. }  17. public static void main(String[] args) {  18.A a=new B();  19. a.process();  20.}  What is the result?()A  BB  The code runs with no output.C  An exception is thrown at runtime.D  Compilation fails because of an error in line 15.E  Compilation fails because of an error in line 18.F  Compilation fails because of an error in line 19.” 相关考题
考题 使用jdbc 编写class EnrollmentImpl 实现接口 Enrollment:public interface Enrollment{public void createStudent(Student student) throws Exception;pubic void createCourse(Course course) throws Exception;public void enroll(Student student, Course course) throws Exception;public void exam(Student, Course course, float grade) throws Exception;}

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.

考题 10. public class ClassA {  11. public void count(int i) {  12. count(++i);  13. }  14. }  And:  20. ClassA a = new ClassA();  21. a.count(3);  Which exception or error should be thrown by the virtual machine?() A、 StackOverflowErrorB、 NullPointerExceptionC、 NumberFormatExceptionD、 IllegalArgumentExceptionE、 ExceptionlnlnitializerError

考题 下面哪个方法不是HttpServlet类:()A、protected void doGet(HttpServletRequest reg,HttpServletResponse res) throws Servlet Exception ,java.io.IOExceptionB、protected void doPost(HttpServletRequest reg,HttpServletResponse res) throws Servlet Exception,java.io.IOExceptionC、protected void doHead(HttpServletRequest reg,HttpServletResponse res) throws Servlet Exception,java.io.IOExceptionD、protected void doReceive(HttpServletRequest reg,HttpServletResponse res) throws ServletException,java.io.IOException

考题 11. static class A {  12. void process() throws Exception { throw new Exception(); }  13. }  14. static class B extends A {  15. void process() { System.out.println(”B”); }  16. }  17. public static void main(String[] args) {  18. new B().process();  19. }  What is the result?() A、 BB、 The code runs with no output.C、 Compilation fails because of an error in line 12.D、 Compilation fails because of an error in line 15.E、 Compilation fails because of an error in line 18.

考题 public class Test {  public static void aMethod() throws Exception {  try {  throw new Exception(); } finally {  System.out.println(“finally”);  }  }  public static void main(String args[]) {  try {  aMethod();  } catch (Exception e) {  System.out.println(“exception”);  }  System.out.println(“finished”);  }  }  What is the result?()  A、 finallyB、 exception finishedC、 finally exception finishedD、 Compilation fails.

考题 public class ExceptionTest {   class TestException extends Exception {}   public void runTest () throws TestException {}   public void test () /* Point X*/ {   runTest ();   }   }   At point X on line 4, which code can be added to make the code compile?()  A、 Throws Exception.B、 Catch (Exception e).C、 Throws RuntimeException.D、 Catch (TestException e).E、 No code is necessary.

考题 public class Starter extends Thread {  private int x= 2;  public static void main(String[] args) throws Exception {  new Starter().makeItSo();  }  public Starter() {  x=5;  start();  }  public void makeItSo() throws Exception {  join();  x=x- 1;  System.out.println(x);  }  public void run() { x *= 2; }  }  What is the output if the main() method is rum?() A、 4B、 5C、 8D、 9E、 Compilation fails.F、 An exception is thrown at runtime.G、 It is impossible to determine for certain.

考题 public class TestOne {  public static void main (String[] args) throws Exception {  Thread.sleep(3000);  System.out.println(”sleep”);  }  }  What is the result?() A、 Compilation fails.B、 An exception is thrown at runtime.C、 The code executes normally and prints “sleep”.D、 The code executes normally, but nothing is printed.

考题 现有:  void topGo()  {      try  {  middleGo();  }  catch  (Exception e)  {      System.out.print("catch");      }      }  void middleGo()  throws Exception  {     go();  system.out.print("late middle");     }  void go()  throws ExceptiOn  {     throw new Exception();     } 如果调用 topGo () ,则结果为:() A、 late middleB、 catchC、 late middle catchD、 catch Iate middle

考题 11. public static void append(List list) { list.add(”0042”); }  12. public static void main(String[] args) {  13. List intList = new ArrayList();  14. append(intList);  15. System.out.println(intList.get(0));  16. }  What is the result?() A、 42B、 0042C、 An exception is thrown at runtime.D、 Compilation fails because of an error in line 13.E、 Compilation fails because of an error in line 14.

考题 11.classa {  12. public void process() { System.out.print(”a,”); } }  13. class b extends a {  14. public void process() throws IOException {  15. super.process();  16. System.out.print(”b,”);  17. throw new IOException();  18. } }  19. public static void main(String[] args) {  20. try { new b().process(); }  21. catch (IOException e) { System.out.println(”Exception”); } }  What is the result?() A、 ExceptionB、 a,b,ExceptionC、 Compilation fails because of an error in line 20.D、 Compilation fails because of an error in line 14.E、 A NullPointerException is thrown at runtime.

考题 11. static classA {  12. void process() throws Exception { throw new Exception(); }  13. }  14. static class B extends A {  15. void process() { System.out.println(”B “); }  16. }  17. public static void main(String[] args) {  18.A a=new B();  19. a.process();  20.}  What is the result?() A、 BB、 The code runs with no output.C、 An exception is thrown at runtime.D、 Compilation fails because of an error in line 15.E、 Compilation fails because of an error in line 18.F、 Compilation fails because of an error in line 19.

考题 Given:   11. static class A {   12. void process() throws Exception { throw new Exception(); }   13. }   14. static class B extends A {   15. void process() { System.out.println("B "); }   16. }   17. public static void main(String[] args) {   18. A a = new B();   19. a.process();   20. }   What is the result? ()A、 Compilation fails because of an error in line 19.B、 An exception is thrown at runtime.C、 BD、 Compilation fails because of an error in line 18.E、 Compilation fails because of an error in line 15. F、 The code runs with no output.

考题 单选题11. public static void append(List list) { list.add(”0042”); }  12. public static void main(String[] args) {  13. List intList = new ArrayList();  14. append(intList);  15. System.out.println(intList.get(0));  16. }  What is the result?()A  42B  0042C  An exception is thrown at runtime.D  Compilation fails because of an error in line 13.E  Compilation fails because of an error in line 14.

考题 单选题public class Test {  public static void aMethod() throws Exception {  try {  throw new Exception(); } finally {  System.out.println(“finally”);  }  }  public static void main(String args[]) {  try {  aMethod();  } catch (Exception e) {  System.out.println(“exception”);  }  System.out.println(“finished”);  }  }  What is the result?()A  finallyB  exception finishedC  finally exception finishedD  Compilation fails.

考题 单选题11. static class A {  12. void process() throws Exception { throw new Exception(); }  13. }  14. static class B extends A {  15. void process() { System.out.println(”B”); }  16. }  17. public static void main(String[] args) {  18. new B().process();  19. }  What is the result?()A  BB  The code runs with no output.C  Compilation fails because of an error in line 12.D  Compilation fails because of an error in line 15.E  Compilation fails because of an error in line 18.

考题 单选题public class ExceptionTest {  class TestException extends Exception {}  public void runTest () throws TestException {}  public void test () /* Point X*/  {  runTest ();  }  }   At point X on line 4, which code can be added to make the code compile?()A  Throws Exception.B  Catch (Exception e).C  Throws RuntimeException.D  Catch (TestException e).E  No code is necessary.

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11.classA {  12. public void process() { System.out.print(”A “); } }  13. class B extends A {  14. public void process() throws RuntimeException {  15. super.process();  16. if (true) throw new RuntimeException();  17. System.out.print(“B”); }}  18. public static void main(String[] args) {  19. try { ((A)new B()).process(); }  20. catch (Exception e) { System.out.print(”Exception “); }  21. }  What is the result?()A  ExceptionB  A ExceptionC  A Exception BD  A B ExceptionE  Compilation fails because of an error in line 14.F  Compilation fails because of an error in line 19.

考题 单选题public class Starter extends Thread {  private int x= 2;  public static void main(String[] args) throws Exception {  new Starter().makeItSo();  }  public Starter() {  x=5;  start();  }  public void makeItSo() throws Exception {  join();  x=x- 1;  System.out.println(x);  }  public void run() { x *= 2; }  }  What is the output if the main() method is rum?()A  4B  5C  8D  9E  Compilation fails.F  An exception is thrown at runtime.G  It is impossible to determine for certain.

考题 单选题11. static classA {  12. void process() throws Exception { throw new Exception(); }  13. }  14. static class B extends A {  15. void process() { System.out.println(”B “); }  16. }  17. public static void main(String[] args) {  18.A a=new B();  19. a.process();  20.}  What is the result?()A  BB  The code runs with no output.C  An exception is thrown at runtime.D  Compilation fails because of an error in line 15.E  Compilation fails because of an error in line 18.F  Compilation fails because of an error in line 19.

考题 单选题Given:   11. static class A {   12. void process() throws Exception { throw new Exception(); }   13. }   14. static class B extends A {   15. void process() { System.out.println("B "); }   16. }   17. public static void main(String[] args) {   18. A a = new B();   19. a.process();   20. }   What is the result? ()A  Compilation fails because of an error in line 19.B  An exception is thrown at runtime.C  BD  Compilation fails because of an error in line 18.E  Compilation fails because of an error in line 15. F  The code runs with no output.

考题 多选题class Flow {  public static void main(String [] args) {  try {  System.out.print("before ");  doRiskyThing();  System.out.print("after ");  } catch (Exception fe) {  System.out.print("catch ");  }  System.out.println("done ");  }   public static void doRiskyThing() throws Exception {  // this code returns unless it throws an Exception  } }  可能会产生下面哪两项结果?()AbeforeBbefore catchCbefore after doneDbefore catch done

考题 单选题10. public class ClassA {  11. public void count(int i) {  12. count(++i);  13. }  14. }  And:  20. ClassA a = new ClassA();  21. a.count(3);  Which exception or error should be thrown by the virtual machine?()A  StackOverflowErrorB  NullPointerExceptionC  NumberFormatExceptionD  IllegalArgumentExceptionE  ExceptionlnlnitializerError

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

考题 填空题1. public class test {  2. public static string output = “”  3.    4. public static void foo(int i) {  5. try {  6. if(i= =1) {  7. throw new Exception ();  8. }  9. output += “1”;  10.}  11. catch(Exception e)  {  12. output += “2”;  13. return;  14.}  15. finally (  16. output += “3”;  17. )  18. output += “4”;  19. } 20.    21. public static void main (string args[])  (  22. foo(0);  23. foo(1);  24.    25. )  26. } What is the value of the variable output at line 24?()

考题 单选题现有:  void topGo()  {      try  {  middleGo();  }  catch  (Exception e)  {      System.out.print("catch");      }      }  void middleGo()  throws Exception  {     go();  system.out.print("late middle");     }  void go()  throws ExceptiOn  {     throw new Exception();     } 如果调用 topGo () ,则结果为:()A  late middleB  catchC  late middle catchD  catch Iate middle