OCJP(310-065)

单选题Given a valid DateFormat object named df,and 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 =

题目
单选题
Given a valid DateFormat object named df,and 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) { };

参考答案和解析
正确答案: C
解析: 暂无解析
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相似问题和答案

第1题:

33.Dated=newDate(0);34.Stringds=December15,2004”;35.//insertcodehere36.try{37.d=df.parse(ds);38.}39.catch(ParseExceptione){40.System.out.println(”Unabletoparse+ds);41.}42.//insertcodeheretooWhichwillcreatetheappropriateDateFormatobjectandaddadaytotheDateobject?()

A.35.DateFormatdf=DateFormat.getDateFormat();42.d.setTime((60*60*24)+d.getTime());

B.35.DateFormatdf=DateFormat.getDateJnstance();42.d.setTime((1000*60*60*24)+d.getTime());

C.35.DateFormatdf=DateFormat.getDateFormat();42.d.setLocalTime((1000*60*60*24)+d.getLocalTime());

D.35.DateFormatdf=DateFormat.getDateJnstance();42.d.setLocalTime((60*60*24)+d.getLocalTime());


参考答案:B

第2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:

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5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6题:

Given:Which code fragment, inserted at line 23, allows the code to compile?()

A.df = new DateFormat();

B.df = Date.getFormat();

C.df = date.getFormat();

D.df = DateFormat.getFormat();

E.df = DateFormat.getInstance();


参考答案:E

第7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:

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10题:

Given:   1.d is a valid, non-null Date object   2.df is a valid, non-null DateFormat object set to the current locale    What outputs the current locale’s country name and the appropriate version of d’s date?()

  • A、Locale loc = Locale.getLocale(); System.out.println(loc.getDisplayCountry()+ " " + df.format(d));
  • B、Locale loc = Locale.getDefault(); System.out.println(loc.getDisplayCountry()+ " " + df.format(d));
  • C、Locale loc = Locale.getLocale();System.out.println(loc.getDisplayCountry()+ " " + df.setDateFormat(d));
  • D、 Locale loc = Locale.getDefault();System.out.println(loc.getDisplayCountry()+ " " + df.setDateFormat(d));

正确答案:B

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