单项选择题

Which additions needs to be made to the Iterate Handler class for it to properly perform as the tag handler for the loop tag.?()


A.A
B.B
C.C
D.D


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1.单项选择题

Given 
1.  public class Foo { 
2.  public static void main (String [] args) } 
3.  try { return;} 
4.  finally { Syste.out.printIn (“Finally”);} 
5. } 
6. }  
What is the result()?

A. The program runs and prints nothing.
B. The program runs and prints “Finally”.
C. The code comiles. But an exception is thrown at runtime.
D. The code will not compile because the catch block is missing.

2.多项选择题

Given: 
1.  public interface Foo { 
2.  int k = 4: 
3.  }  
Which three are equivalent to line 2?()

A. final int k = 4:
B. public int k = 4:
C. static int k = 4:
D. private int k = 4:
E. abstract int k = 4:
F. volatile int k = 4:
G. transient int k = 4:
H. protected int k = 4:

3.单项选择题


Which command line invocation will produce the output?()

A. java Test 2222
B. java Test 1234
C. java Test 4242
D. java Test 4321

4.单项选择题What is the numerical range of char?()

A. 0…32767
B. 0…65535
C. –256…255
D. 32768…32767
E. Range is platform dependent.

5.多项选择题

Given: 
Integer i = new Integer (42); 
Long l = new Long (42); 
Double d = new Double (42.0);  
Which two expression evaluate to true?()

A. (i = = l)
B. (i = = d)
C. (d = = l)
D. (i.equals(d))
E. (i.equals(i))
F. (i.equals(42))

6.多项选择题

Given: 
1.  public class ConstOver { 
2.  public constOver(int x, int y, int z) { 
3.  } 
4.  }  
Which two overload the ConstOver Constructor?()

A. ConstOver() {}
B. protected int ConstOver(){}
C. private ConstOver(int z, int y, byte x ) {}
D. public Object ConstOver(Int x, int y, int z) {}
E. pubic void ConstOver (byte x, byte y, byte z) {}

8.单项选择题Which retrieves all cookies sent in a given HttpSErvletRequest request?()

A. request.getCookies()
B. request.getAttributes()
C. request.getSession ().getCookies()
D. request.getSession (). GetAttributes()

9.多项选择题For a given Servlet Response response, which two retrieve an object for writing text data? ()

A. response.get Writer ()
B. response.get Output Stream ()
C. response.get Output Writer ()
D. response.get Writer ().get Output Stream()
E. response.get Writer (Writer.OUTPUT_TEXT)

10.单项选择题


The attribute “name” has a value of “Foo,”  
What is the result if this tag handler’s tag is invoked?()

A. Foo
B. done
C. Foodone
D. An exception is thrown at runtime.
E. Compilation fails because of an error in this code.

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