单项选择题Which HTTP method has the characteristic that multiple indential requests may produce side effect beyond those of a single request()?

A. PUT
B. GET
C. INFO
D. POST
E. HEAD
F. TRACE


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1.多项选择题For a given Servlet Response response, which retrieves an object for writing binary data? ()

A. response.get writer ()
B. response.get Output Stream ()
C. response.getOutput Writer()
D. response.get Writer ().get Output Stream ()
E. response.get Writer (Writer.OUTPUT_BINARY)

3.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.

4.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:

5.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

6.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.

7.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))

8.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) {}

10.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()

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