单选题16. Date d = new Date(0L);  17. String ds = “December 15, 2004”;  18. // insert code here  What updates d‟s value with the date represented by ds?()A  18. d = df.parse(ds);B  18. d = df.getDate(ds);C  18. try { 19. d = df.parse(ds);  20. } catch(ParseE

题目
单选题
16. Date d = new Date(0L);  17. String ds = “December 15, 2004”;  18. // insert code here  What updates d‟s value with the date represented by ds?()
A

 18. d = df.parse(ds);

B

 18. d = df.getDate(ds);

C

 18. try {     19. d = df.parse(ds);      20. } catch(ParseException e) { };

D

 18. try {      19. d = df.getDate(ds);       20. } catch(ParseException e) { };

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相似问题和答案

第1题:

GivenavalidDateFormatobjectnameddf,and16.Dated=newDate(0L);17.Stringds="December15,2004";18.//insertcodehereWhatupdatesd’svaluewiththedaterepresentedbyds?()

A.18.d=df.parse(ds);

B.18.d=df.getDate(ds);

C.18.try{19.d=df.parse(ds);20.}catch(ParseExceptione){};

D.18.try{19.d=df.getDate(ds);20.}catch(ParseExceptione){};


参考答案:C

第2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、 B
  • B、 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.

正确答案:A

第3题:

GivenavaidDateFormatobjectnameddf,andWhatupdatesd’svaluewiththedaterepresentedbyds?()

A.18.d=df.parse(ds);

B.18.d=df.getDate(ds);

C.18.try{19.d=df.parse(ds);20.}catch(ParseExceptione){}

D.18.try{19.d=df.getDate(ds);20.}catch(ParseExceptione){}


参考答案:C

第4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、 Exception
  • B、 A Exception
  • C、 A Exception B
  • D、 A B Exception
  • E、 Compilation fails because of an error in line 14.
  • F、 Compilation fails because of an error in line 19.

正确答案:B

第5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());

正确答案:B

第6题:

16. Date d = new Date(0L);  17. String ds = “December 15, 2004”;  18. // insert code here  What updates d‟s value with the date represented by ds?()

  • A、 18. d = df.parse(ds);
  • B、 18. d = df.getDate(ds);
  • C、 18. try {     19. d = df.parse(ds);      20. } catch(ParseException e) { };
  • D、 18. try {      19. d = df.getDate(ds);       20. } catch(ParseException e) { };

正确答案:C

第7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 23?()


正确答案:13423

第8题:

Dated=newDate(0L);17.Stringds=December15,2004”;18.//insertcodehereWhatupdatesd?svaluewiththedaterepresentedbyds?()

A.18.d=df.parse(ds);

B.18.d=df.getDate(ds);

C.18.try{19.d=df.parse(ds); 20.}catch(ParseExceptione){};

D.18.try{ 19.d=df.getDate(ds); 20.}catch(ParseExceptione){};


参考答案:C

第9题:

12. Date date = new Date();  13. df.setLocale(Locale.ITALY);  14. String s = df.format(date);  The variable df is an object of type DateFormat that has been initialized in line 11. What is the result if this code is run on December 14, 2000?() 

  • A、 The value of s is 14-dic-2004.
  • B、 The value of s is Dec 14, 2000.
  • C、 An exception is thrown at runtime.
  • D、 Compilation fails because of an error in line 13.

正确答案:D

第10题:

11. class Person {  12. String name = “No name‟;  13. public Person(String nm) { name = nm; }  14. }  15.  16. class Employee extends Person {  17. String emplD = “0000”;  18. public Employee(String id) { empID = id; }  19. }  20.  21. public class EmployeeTest {  22. public static void main(String[] args) {  23. Employee e = new Employee(”4321”);  24. System.out.println(e.empID);  25. }  26. }  What is the result?() 

  • A、 4321
  • B、 0000
  • C、 An exception is thrown at runtime.
  • D、 Compilation fails because of an error in line 18.

正确答案:D

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