Which command line invocation will produce the output？（）
A. java Test 2222
B. java Test 1234
C. java Test 4242
D. java Test 4321
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A. 0…32767
B. 0…65535
C. –256…255
D. 32768…32767
E. Range is platform dependent.
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））
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） {}
A. NULL
B. SECURE
C. INTEGRAL
D. ENCRYPTED
E. CONFIDENTIAL
A. request.getCookies（）
B. request.getAttributes（）
C. request.getSession （）.getCookies（）
D. request.getSession （）. GetAttributes（）
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）
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.
When is the Float object. Created in line 3， eligible for garbage collection？（）
A. just after line 5
B. just after line 6
C. just after line 7
D. just after line 8 （that is . as the method returns）
A. */*
B. /*.do
C. myServlet
D. /Myservlet
E. /MyServlet/*
F. MyServlet/*.isp
最新试题
The tag handler for n：recurse extends SimpleTagSupport.Assuming an n：recurse tag can either contain an empty body or another n：recurse tag， which strategy allows the tag handler for n：recurse to output the nesting depth of the deepest n：recurse tag？（）
Which three are guaranteed to be valid for the element of a web application deployment descriptor？（）
Which three can be placed at line 23 to retrieve an existing HttpSession object？（）
For a given product instance， which three jsp：setProperty attributes must be used to initialized its properties form the HTML form？ （）
Which two are true（）
Assume session is an HttpSession， and is not referenced anywhere else in ServletA. Which two changes， taken together， ensure that value is equal to “Hello” on line 23？ （）
A developer for the Company.com web site has been told that users may turn off cookie support in their browsers. What must the developer do to ensure that these customers can still use the web application？（）
Which two produce the output "one， two and three"？（）
Which the JSTL code snippet can be used to import content from another web resource？（）
Within the web application deployment descriptor， which defines a valid JNDI environment entry（）