单选题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 va

题目
单选题
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.

如果没有搜索结果或未解决您的问题,请直接 联系老师 获取答案。
相似问题和答案

第1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2题:

下列程序将Date对象写入文件file42.txt中,选择正确的语句填入下列程序中的横线处。 package ch1; impbrt java. io. *; import java. util. *; public class ex42 { static String fileName = "ch1\\file42.txt"; static Date date = null; public static void main(String[] args) { date = new Date(); try { FileOutputStream fos = new FileOutputStream(file Name); ObjectOutStream os = new ObjectOutputStream(fos); oos.______; oos.close(); fos.close(); System.out.println(date.toString()); } catch(Exception e) { System.out.println(e.getMessage()); } } }

A.writeObject()

B.writeObject(date)

C.write(date)

D.writeByte(date)


正确答案:B

第3题:

Datedate=newDate();13.df.setLocale(Locale.ITALY);14.Strings=df.format(date);ThevariabledfisanobjectoftypeDateFormatthathasbeeninitializedinline11.WhatistheresultifthiscodeisrunonDecember14,2000?()

A.Thevalueofsis14-dic-2004.

B.ThevalueofsisDec14,2000.

C.Anexceptionisthrownatruntime.

D.Compilationfailsbecauseofanerrorinline13.


参考答案:D

第4题:

11. public static void main(String[] args) {  12. Object obj = new Object() {  13. public int hashCode() {  14. returns 42; 15. }  16. };  17. System.out.println(obj.hashCode());  18. }    What is the result? () 

  • A、 42
  • B、 An exception is thrown at runtime.
  • C、 Compilation fails because of an error on line 12.
  • D、 Compilation fails because of an error on line 16.
  • E、 Compilation fails because of an error on line 17.

正确答案:A

第5题:

11. public static void main(String[] args) {  12. Object obj =new int[] { 1,2,3 };  13. int[] someArray = (int[])obj;  14. for (int i: someArray) System.out.print(i +“ “)  15. }  What is the result? ()

  • A、 1 2 3
  • B、 Compilation fails because of an error in line 12.
  • C、 Compilation fails because of an error in line 13.
  • D、 Compilation fails because of an error in line 14.
  • E、 A ClassCastException is thrown at runtime.

正确答案:A

第6题:

Given:12.Datedate=newDate();13.df.setLocale(Locale.ITALY);14.Strings=df.format(date);ThevariabledfisanobjectoftypeDateFormatthathasbeeninitializedinline11.WhatistheresultifthiscodeisrunonDecember14,2000?()

A.Thevalueofsis14-dic-2000.

B.ThevalueofsisDec14,2000.

C.Anexceptionisthrownatruntime.

D.Compilationfailsbecauseofanerrorinline13.


参考答案:D

第7题:

下列方法中,用于返回当前日期的方法是?()

A.Date()

B. Date(int year, int month, int date)

C.Date(String s)

D.Date(long date)


答案:A

第8题:

DateFormatdf;15.Datedate=newDate();16.//insertcodehere17.Strings=df.format(date);Whichtwo,insertedindependentlyatline16,allowthecodetocompile?()

A.df=newDateFormat();

B.df=Date.getFormatter();

C.df=date.getFormatter();

D.df=date.getDateFormatter();

E.df=DateFormat.getDateInstance();

F.df=DateFormat.getInstance();


参考答案:E, F

第9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10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

更多相关问题