35. DateFormat df= DateFormat.getDateFormat(); 42. d.setTime( (60 * 60 * 24) +d.getTime());
35. DateFormat df= DateFormat.getDateJnstance(); 42. d.setTime( (1000 * 60 * 60 * 24) + d.getTime());
35. DateFormat df= DateFormat.getDateFormat(); 42. d.setLocalTime( (1000*60*60*24) + d.getLocalTime());
35. DateFormat df= DateFormat.getDateJnstance(); 42. d.setLocalTime( (60 * 60 * 24) + d.getLocalTime());
第1题:
public class TestString3 { public static void main(String[] args) { // insert code here System.out.println(s); } } Which two code fragments, inserted independently at line 3, generate the output 4247?()
第2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?()
第3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?()
第4题:
Given: 5.public class MyTagHandler extends TagSupport { 6.public int doStartTag() throws JspException { 7.try { 8.// insert code here 9.} catch(Exception ex) { /* handle exception */ } 10.return super.doStartTag(); 11.}...42. } Which code snippet, inserted at line 8,causes the value foo to be output?()
第5题:
11. double input = 314159.26; 12. NumberFormat nf= NumberFormat.getInstance(Locale.ITALIAN); 13. String b; 14. //insert code here Which code, inserted at line 14, sets the value of b to 3 14.159,26?()
第6题:
Given: 10. class One { 11. void foo() { } 12. } 13. class Two extends One { 14. //insert method here 15. } Which three methods, inserted individually at line 14, will correctly complete class Two?()
第7题:
public void foo() { /* more code here */ }
private void foo() { /* more code here */ }
protected void foo() { /* more code here */ }
int foo() { /* more code here */ }
void foo() { /* more code here */ }
第8题:
JspWriter w = pageContext.getOut();
print(foo);
JspWriter w = pageContext.getWriter();
JspWriter w = new JspWriter(pageContext.getWriter()); . w.print(foo);
第9题:
int foo() { /* more code here */ }
void foo() { /* more code here */ }
public void foo() { /* more code here */ }
private void foo() { /* more code here */ }
protected void foo() { /* more code here */ }
第10题:
df= new DateFormat();
df= Date.getFormatter();
df= date.getFormatter();
df= date.getDateFormatter();
df = DateFormat.getDateInstance();
df= DateFormat.getInstance();
第11题:
18. d = df.parse(ds);
18. d = df.getDate(ds);
18. try {19. d = df.parse(ds);20. } catch(ParseException e) { };
18. try {19. d = df.getDate(ds);20. } catch(ParseException e) { };
第12题:
c
a
ab
ac
bc
abc
第13题:
class One { void foo() {} } class Two extends One { //insert method here } Which three methods, inserted individually at line 14, will correctly complete class Two?()
第14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?()
第15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?()
第16题:
34. HashMap props = new HashMap(); 35. props.put(”key45”, “some value”); 36. props.put(”key12”, “some other value”); 37. props.put(”key39”, “yet another value”); 38. Set s = props.keySet(); 39. // insert code here What, inserted at line 39, will sort the keys in the props HashMap?()
第17题:
14. DateFormat df; 15. Date date = new Date(); 16. //insert code here 17. String s = df.format( date); Which two,inserted independently at line 16, allow the code to compile?()
第18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?()
第19题:
b = nf.parse( input );
b = nf.format( input );
b = nf.equals( input );
b = nf.parseObject( input );
第20题:
The instance gets garbage collected.
The code on line 33 throws an exception.
The code on line 35 throws an exception.
The code on line 31 throws an exception.
The code on line 33 executes successfully.
第21题:
18. d = df.parse(ds);
18. d = df.getDate(ds);
18. try { 19. d = df.parse(ds); 20. } catch(ParseException e) { };
18. try { 19. d = df.getDate(ds); 20. } catch(ParseException e) { };
第22题:
Arrays.sort(s);
s = new TreeSet(s);
Collections.sort(s);
s = new SortedSet(s);
第23题:
18. d = df.parse(ds);
18. d = df.getDate(ds);
18. try {19. d = df.parse(ds);20. } catch(ParseException e) { };
18. try {19. d = df.getDate(ds);20. } catch(ParseException e) { };