Which two HTTP methods are used to process from data in a servlet？ （）

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• Which two WAN access methods are specified for a simplified and cost-effective Cisco Single-Site Secure Network Foundation Deployment Design？（）

  A . Frame-Relay B . Leased Line C . MPLS D . DSL E . Cable F . Wirele

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• Which two statements about the open and shared key wireless-authentication methods are true？ （）

  A .  Shared key authentication is considered more secure than open authentication. B .  Shared key authentication is considered less secure than open authentication. C .  If the WEP keys do not match using the open authentication method， the client will not authenticate， associate， and transfer data. D .  If the WEP keys do not match using the open authentication method， the client will still be able to authenticate and associate， but will not transfer data. E .  If the WEP keys do not match using the open authentication method， the client will still be able to authenticate， associate， and transfer data.

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• Given a class whose instances, when found in a collection of objects, are sorted by using the compareTo()method, which two statements are true?（）

  A . The class implements java.lang.Comparable. B . The class implements java.util.Comparator. C . The interface used to implement sorting allows this class to define only one sort sequence. D . The interface used to implement sorting allows this class to define many different sort sequences.

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• Which two wireless encryption methods are based on the RC4 encryption algorithm?（）

  A . WEP B . CCKM C . AES D . TKIP E . CCMP

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• Which the HTTP method represents a request for information about the supported methods on an HTTP server？（）

  A .  GET B .  INFO C .  HEAD D .  TRACE E .  OPTIONS

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• Which two statements about the open and shared key wireless-authentication methods are true？（）

  A . shared key authentication is considered more secure than open authentication B . shared key authentication is considered less secure than open authentication C . if the WEP keys do not match using the open authentication method， the client will not authenticate， associate， and transfer data D . if the WEP keys do not match using the open authentication method， the client will still be able to authenticate and associate， but will not transfer data E . if the WEP keys do not match using the open authentication method， the client will still be able to authenticate， associate， and transfer data

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• Which two statements are true about using the isUserInRole method to implement security in a Java EEapplication？（）

  A . It can be invoked only from the doGet or doPost methods. B . It can be used independently of the getRemoteUser method. C . Can return "true" even when its argument is NOT defined as a valid role name in the deployment descriptor. D . Using the isUserInRole method overrides any declarative authentication related to the method in which it is invoked.

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• 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.

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• Your web application requires the ability to load and remove web files dynamically to the web container’s filesystem. Which two HTTP methods are used to perform these actions？（）

  A . PUT B . POST C . SEND D . DELETE E . REMOVE

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• class BaseClass{   private float x= 1.0f；   protected void setVar （float f） {x = f；}   }   class SubClass exyends BaseClass {   private float x = 2.0f；   //insert code here  8. }   Which two are valid examples of method overriding？（）

  A .  Void setVar（float f） {x = f；} B .  Public void setVar（int f） {x = f；} C .  Public void setVar（float f） {x = f；} D .  Public double setVar（float f） {x = f；} E .  Public final void setVar（float f） {x = f；} F .  Protected float setVar（） {x=3.0f； return 3.0f； }

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• Upon a user’s first visit to the website， which two operations are always performed when the getSession method is called with no arguments in a servlet？（）

  A .  All URLs returned by the server are rewritten. B .  An HttpSession object is created if necessary. C .  The user name and password of the user are checked. D .  The session ID is stored in the HTTP response as a cookie.

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• Which two options are valid WAN connectivity methods?（）

  A . PPP B . WAP C . DSL D . Ethernet E . L2TPv3

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• class BaseClass{  private float x= 1.0f；  protected void setVar （float f） {x = f；}  } class SubClass extends BaseClass   {  private float x = 2.0f；  //insert code here 16. }   Which two are valid examples of method overriding？（）     

  A .  Void setVar（float f） {x = f；} B .  Public void setVar（int f） {x = f；} C .  Public void setVar（float f） {x = f；} D .  Public double setVar（float f） {x = f；} E .  Public final void setVar（float f） {x = f；} F .  Protected float setVar（） {x=3.0f； return 3.0f； }

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• Which two statements are true regarding the return values of property written hashCode and equals methods from two instances of the same class？（）

  A .  If the hashCode values are different， the objects might be equal. B .  If the hashCode values are the same， the object must be equal. C .  If the hashCode values are the same， the objects might be equal. D .  If the hashCode values are different， the objects must be unequal.

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• In PPPoA architecture， which two methods are most commonly deployed？（）

  A . terminating PPP sessions at the service provider B . PPP framing C . PPP multiplexing D . GRE tunneling E . L2TP tunneling

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• class BaseClass{  private float x= 1.0f；  protected void setVar （float f） {x = f；}  }  class SubClass extends BaseClass   {  private float x = 2.0f；  //insert code here  }   Which two are valid examples of method overriding？（）        

  A .  Void setVar（float f） {x = f；} B .  Public void setVar（int f） {x = f；} C .  Public void setVar（float f） {x = f；} D .  Public double setVar（float f） {x = f；} E .  Public final void setVar（float f） {x = f；} F .  Protected float setVar（） {x=3.0f； return 3.0f； }

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• Given a class whose instances， when found in a collection of objects， are sorted by using the compareTo（） method， which two statements are true？（）

  A . The class implements java.lang.Comparable. B . The class implements java.util.Comparator. C . The interface used to implement sorting allows this class to define only one sort sequence. D . The interface used to implement sorting allows this class to define many different sort sequences.

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• What are two circumstances for which it may be advisable to use the  silent uninstallation method instead of an interactive method？（）

  A .  The Administrator is unable to successfully export DISPLAY to a  remote server. B .  IBM Tivoli Workload Scheduler is installed on a server for which  there is no console access. C .  DNS is not working properly and the server cannot be accessed  remotely to run the uninstallation script. D .  TCP on the server on which IBM Tivoli Workload Scheduler is  installed is configured for half-duplex rather than full-duplex. E .  The remote IBM Tivoli Workload Scheduler server is multi-homed， thus  the return connection to IBM Tivoli Workload Scheduler cannot be  established thereby requiring the use of the silent  uninstaller.

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• Given a class whose instances， when found in a collection of objects， are sorted by using the compare To method， which two statements are true？（）

  A . The class implements java.lang.Comparable. B . The class implements java.util.Comparator. C . The interface used to implement sorting allows this class to define only one sort sequence. D . The interface used to implement sorting allows this class to define many different sort sequences.

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• Which two statements are true about the various methods of implementing QoS？（）

  A . Cisco AutoQoS can be used repeatedly to apply a single QoS policy to multiple interfaces. B . Cisco AutoQoS includes an optional web-based GUI for automating the configuration of QoS services. C . Cisco AutoQoS provides capabilities to automate VoIP deployments. D . The auto qos global configuration command is used to configure Cisco AutoQoS. E . The Modular QoS CLI （MQC） is the best way to fine tune QoS configurations. F . The SDM QoS wizard is the fastest way to implement QoS.

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• class A {  protected int method1（int a， int b） { return 0； }  }  Which two are valid in a class that extends class A？（） 

  A .  public int method1（int a， int b） { return 0； } B .  private int method1（int a， int b） { return 0； } C .  private int method1（int a， long b） { return 0； } D .  public short method1（int a， int b） { return 0： } E .  static protected int method1（int a， int b） { return 0； }

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• There are two methods to make a brainstorm, so which of the following is NOT involved?

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• What are the two methods of organization?

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