Which is the element responsible for rising wage inequality?A．Technology as a more irresistible force.B．Technology and globalization.C．Technology and automation.D．Social class in white and blue-collars.

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In general, a rising intonation is seen as being more impolite that a falling one.（）

第4题：

A custom JSP tag must be able to support an arbitrary number of attributes whose names are unknown when the tag class is designed.  Which two are true？ （）

• A、 A  element in the echo tag LTD must have the value JSP
• B、 The echo tag handler must define the setAttribute （String key， String value） method
• C、 The true element must appear in the echo tag TLD
• D、 The class implementing the echo tag handler must implement the javax.sevlet.jsp.tagext.IterationTag interface
• E、 The class implementing the echo tag handler must implement the javax.sevlet.jsp.tagext.DynamicAttributes interface

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public class Team extends java.util.LinkedList {  public void addPlayer（Player p） {  add（p）；  }  public void compete（Team opponent） { /* more code here */ }  }  class Player { /* more code here */ }  Which two are true？（）

• A、 This code will compile.
• B、 This code demonstrates proper design of an is-a relationship.
• C、 This code demonstrates proper design of a has-a relationship.
• D、 A Java programmer using the Team class could remove Player objects from a Team object.

第6题：

Which element of the web application deployment descriptor defines the servlet class associated with aservlet instance？（）

• A、<class><br/>
• B、<webapp><br/>
• C、<servlet><br/>
• D、<codebase><br/>
• E、<servlet-class>

第7题：

Which two statements are true about the hashCode method？（）

• A、The hashCode method for a given class can be used to test for object equality and object inequality for that class.
• B、The hashCode method is used by the java.util.SortedSet collection class to order the elements within that set.
• C、The hashCode method for a given class can be used to test for object inequality， but NOT objecte quality， for that class.
• D、The only important characteristic of the values returned by a hashCode method is that the distribution of values must follow a Gaussian distribution.
• E、The hashCode method is used by the java.util.HashSet collection class to group the elements within that set into hash buckets for swift retrieval.

第8题：

You work as an application developer at Cer-Tech.com.You are in the process of creating an application for Cert-Tech.com’s Human Resources department that tracks employee benefits You have to store current employee data without recompiling the application. You elect to store this employee data as a custom section in the application configuration file. The relevant portion of the application configuration file is shown in the following exhibit： What should you do？（）

• A、 Create a custom section handler class that inherits the ConfigurationSection interface
• B、 Add a section element to the EmployeeSection element of the application configuration file
• C、 Create a custom section handler class that implements the IConfigurationSectionHandler interface.
• D、 Add an EmployeeSection element to the configSections element of the application confguration file
• E、 Create a custom section handler class that implements the IApplicationSettingsProvider interface
• F、 Add a section element to the configSections element of the application configuration file

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第15题：

Which two are valid values for the  element inside a  element of a web application deployment descriptor？（）

• A、 NULL
• B、 SECURE
• C、 INTEGRAL
• D、 ENCRYPTED
• E、 CONFIDENTIAL

第16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？（）

• A、 int foo（） { /* more code here */ }
• B、 void foo（） { /* more code here */ }
• C、 public void foo（） { /* more code here */ }
• D、 private void foo（） { /* more code here */ }
• E、 protected void foo（） { /* more code here */ }

第17题：

Which statements about inheritance are true？（）         

• A、 In Java programming language only allows single inheritance.
• B、 In Java programming language allows a class to implement only one interface.
• C、 In Java programming language a class cannot extend a class and implement a interface together.
• D、 In Java programming language single inheritance makes code more reliable.

第18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？（）

• A、 public void foo（） { /* more code here */ }
• B、 private void foo（） { /* more code here */ }
• C、 protected void foo（） { /* more code here */ }
• D、 int foo（） { /* more code here */ }  
• E、 void foo（） { /* more code here */ }

第19题：

You create a server control that inherits from WebControl. You need to enable the server control to emit markup for a new kind of mobile device. You must not alter the code in the server controls. Which two actions should you perform?（）

• A、Create a class that inherits HtmlTextWriter and that can emit the new markup.
• B、Create a class that inherits StreamWriter and that can emit the new markup.
• C、Reference the class in the <capabilities> element of the new device's browser definition file.
• D、Reference the class in the <controlAdapters> element of the new device's browser definition file.

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