Which two construct an OutputSream that appends to the file “file.txt”？ （）

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• switch（x） {  default：  System.out.println（“Hello”）；  }  Which two are acceptable types for x？（） 

  A .  byte B .  long C .  char D .  float E .  Short F .  Long

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• Which two ways does an integrated security solution reduce TCO？ （）

  A . by enabling business to leverage investments in the network B . by spending less time addressing attacks C . by enforcing policy compliance D . through admission control

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• In which two cases would you use an outer join? （）

  A . The tables being joined have NOT NULL columns. B . The tables being joined have only matched data. C . The columns being joined have NULL values. D . The tables being joined have only unmatched data. E . The tables being joined have both matched and unmatched data. F . Only when the tables have a primary key/foreign key relationship.

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• In which two locations in an enterprise network can an IPS sensor be placed？（）

  A . bridging VLANs on two switches B . bridging two VLANs on one switch C . between two Layer 2 devices with trunking D . between two Layer 2 devices without trunking E . between a Layer 2 device and a Layer 3 device with trunking

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• Which two demonstrate an “is a” relationship？ （）

  A .  public interface Person{}  public class Employee extends Person{} B .  public interface Shape{}  public class Employee extends Shape{} C .  public interface Color{}  public class Employee extends Color{} D .  public class Species{}  public class Animal （private Species species；） E .  interface Component{}  Class Container implements Component （  Private Component[ ] children；  ）

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• Which two are functions of an IP voice gateway?（）

  A . provide far-end call control  B . provide far-end camera control  C . translate analog voice to packetized voice  D . transition call path between different networks  E . provide locations-based call admission control&e

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• Which two of these are characteristics of an IDS sensor？（）

  A . passively listens to network traffic B . is an active device in the traffic path C . has a permissive interface that is used to monitor networks D . traffic arrives on one IDS interface and exits on another E . has a promiscuous interface that is used to monitor the network

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• Which two create an instance of an array？（） 

  A .  int ia = new int [15]； B .  float fa = new float [20]； C .  char ca = “Some String”； D .  Object oa = new float[20]； E .  Int ia = （4， 5， 6） （1， 2， 3）

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• In which two locations in an enterprise network can an IPS sensor be placed？ （）

  A .  bridging VLANs on two switches B .  bridging two VLANs on one switch C .  between two Layer 2 devices with trunking D .  between two Layer 2 devices without trunking E .  between a Layer 2 device and a Layer 3 device with trunking

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• Which two steps check out a database connection from the connection pool?（）

  A . DB Get   B . DB Read   C . DB Write   D . DB Release

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• Which two operations can be performed on an external table（）

  A . Create a view on the table. B . Create an index on the table. C . Create a synonym on the table. D . Add a virtual column to the table. E . Update the table using the UPDATE statement. F . Delete rows in the table using the DELETE command

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• A vessel is constructed with a steel hull and an aluminum superstructure. Which statement is TRUE?（）

  A . The aluminum will provide greater resistance to the spread of fire by conduction B . The aluminum structure is usually attached to a steel coaming by a method that insulates the two metals C . If the superstructure is stressed，an aluminum structure requires additional expansion joints to prevent fracture D . The steel at the area of the aluminum-to-steel connection must be closely checked for galvanic corrosio

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• Which two demonstrate an “is a” relationship？（）   

  A .  public interface Person { }  public class Employee extends Person { } B .  public interface Shape { }  public class Employee extends Shape { } C .  public interface Color { }  public class Employee extends Color { } D .  public class Species { }  public class Animal （private Species species；） E .  interface Component { }  Class Container implements Component （ Private Component[ ] children；  ）

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• Which two commands never trigger an implicit rebalancing within the disk group?（） (Choose two.)

  A . ALTER DISKGROUP misc MOUNT; B . ALTER DISKGROUP misc DROP DISK misc2; C . ALTER DISKGROUP misc CHECK ALL NOREPAIR; D . ALTER DISKGROUP misc RESIZE ALL SIZE 1023m; E . ALTER DISKGROUP dgroupA ADD DISK '/devices/A*'

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• Which two of these are characteristics of an IPS device?（）

  A . passively listens to network traffic B . is an active device in the traffic path C . has a permissive interface that is used to monitor networks D . traffic arrives on one IPS interface and exits on another

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• You are the network consultant from Cisco.com. Please point out two statements correctly describe an IPS device？（）

  A .  It resembles a Layer 2 bridge. B .  Traffic flow through the IPS resembles traffic flow through a Layer 3 router. C .  Inline interfaces which have no IP addresses cannot be detected. D .  Malicious packets that have been detected are allowed to pass through， but all subsequent traffic is blocked.

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• Which the two demonstrate an “is a” relationship？（）

  A .  public interface Person {}  Public class Employee extends Person {} B .  public interface Shape {}  public interface Rectangle extends Shape {} C .  public interface Color {}  public class Shape { private Color color； } D .  public class Species {}  public class Animal { private Species species； } E .  interface Component {} Class Container implements Component {private Component [] children；

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• Which two are valid declarations within an interface definition？（） 

  A .  void methoda（）； B .  public double methoda（）； C .  public final double methoda（）； D .  static void methoda（double d1）； E .  protected void methoda（double d1）；

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• Cylinder linings constructed as an integral part of the block, are characterized by which of the following disadvantages?（）

  A . They conduct heat poorly B . They are expensive C . They cannot be replaced D . They require special tools for removal

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• Which two statements about an IDS are true？（）

  A . The IDS is in the traffic path. B . The IDS can send TCP resets to the source device. C . The IDS can send TCP resets to the destination device. D . The IDS listens promiscuously to all traffic on the network. E . Default operation is for the IDS to discard malicious traffic.

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• Which two of these are characteristics of an IPS device？（）

  A .  passively listens to network traffic B .  is an active device in the traffic path C .  has a permissive interface that is used to monitor networks D .  traffic arrives on one IPS interface and exits on another

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• You are the network consultant from Cisco.com. Please point out two statements correctly describe an IPS device（）

  A . It resembles a Layer 2 bridge. B . Traffic flow through the IPS resembles traffic flow through a Layer 3 router. C . Inline interfaces which have no IP addresses cannot be detected. D . Malicious packets that have been detected are allowed to pass through, but all subsequent traffic is blocked.

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• Which of the following phrases is an exocentric construction？

  A．Three little children. B．Really very late. C．On the shelf. D．Many boys and girls.

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