Which is the earliest line in the following code after which the object created on the line marked （0） will be a candidate for being garbage collected， assuming no compiler optimizations are done？ （） 
public class Q76a9 {  
static String f（） {  
String a = "hello"；  
String b = "bye"； // （0） 
 String c = b + "!"； // （1）  
String d = b；  b = a； // （2）  
d = a； // （3）  
return c； // （4）  }  
public static void main（String args[]） { 
 String msg = f（）；  
System.out.println（msg）； // （5） 
 }  
}  

Refer to the exhibit. Users from the Engineering VLAN complain that every time Business VLAN users have a network connectivity issue， the Engineering VLAN users usually have problems experiencing slow response or network connectivity problems. After troubleshooting， an unauthorized switch 2 was found. This unauthorized switch has been a regular problem， assuming the root bridge function under the spanning-tree domain and causing the Engineering VLAN to be unstable. Which three of these actions could be suggested to fix the problem？（）

A user is unable to determine the default system text editor.
How can the local administrator assist the user by identifying the default text editor for the system？（）

To examine the Exhibit， press the Exhibit button. While a user is compiling a C program， "vmstat 120 10" is run to determine the cause of a performance problem.  Given the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the machine？（）

You design a Business Intelligence （BI） solution by using SQL Server 2008. 
You need to load data into your online transaction processing （OLTP） database once a week by using data from a flat file. The file contains all the details about new employees who joined your company last week. The data must be loaded into the tables shown in the exhibit. （Click the Exhibit button.） Employee.EmployeeID is an identity. The safer ，easier way to help you pass any IT exams. 
A SQL Server 2008 Integration Services （SSIS） package contains one data flow for each of the destination tables. In the Employee Data Flow， an OLE DB Command transformation executes a stored procedure that loads the Employee record and returns the EmployeeID value.  
You need to accomplish the following tasks： 
Ensure that the EmployeeID is used as a foreign key （FK） in all child tables for the correct Employee record. 
Minimize the number of round trips to the database. 
Ensure that the package performs in the most efficient manner possible. What should you do？ （）

You need to recommend a backup strategy for the servers in the San Francisco office. The strategy must meet the company's technical requirements   
What should you include in the recommendation？（）

You have a computer that runs Windows 7. Your computer s disk configuration is shown in the exhibit.(Click the Exhibit button.) You need to ensure that you can create a striped volume on the computer. 
What should you do?（）

You work as a network technician at Company. Please study the exhibit carefully. In this  
Company wireless network， the LAP （lightweight access point） attempts to register to a WLC  （Wireless LAN Controller）. 
What kind of message is transmitted？（）

Click the Exhibit button. 
 What is the result？（）

The switched LAN is shown below：

Study the exhibit above carefully. Switch SW5 is configured as the root switch for VLAN 10 but notfor VLAN 20. If the STP configuration is correct， what will be true about Switch SW5？（）

Refer to the exhibit. What two statements are true？（）

Assuming that the serializeBanana2（） and the deserializeBanana2（） methods will correctly use Java serialization and given： 
import java.io.*； 
class Food {Food（） { System.out.print（”1”）； } } 
class Fruit extends Food implements Serializable { 
Fruit（） { System.out.print（”2”）； } } 
public class Banana2 extends Fruit { int size = 42； 
public static void main（String [] args） { 
Banana2 b = new Banana2（）； 
b.serializeBanana2（b）； // assume correct serialization 
b = b.deserializeBanana2（b）； // assume correct 
System.out.println（” restored “+ b.size + “ “）； } 
// more Banana2 methods 
} 
What is the result？（） 

S0/0 on R1 is configured as a multipoint interface to communicate with R2 and R3 in the hub-and-spoke Frame Relay topology shown in the exhibit. Originally， static routes were configured between these routers to successfully route traffic between the attached networks. What will need to be done in order to use RIPv2 in place of the static routes？（）

You work as a network engineer for . You study the exhibit carefully. Three switches are configured for HSRP. Switch1 remains in the HSRP listen state. 
What is the most likely cause of this status？（）

A System p administrator noticed several error messages on the screen while the system was booting up； but was not able to write them down. 
Where should the system administrator look for the console log， assuming it is in the default location（）

Exhibit， One of the important tables in the USERStablespace was dropped and purged from the recycle bin at 9：00 a.m. You noticed this at 11：00 a.m. and you want to perform an incomplete recovery to recover the table. Which statement is true？（）

View the Exhibit. 

One of the important tables in the USERS tablespace was dropped and purged from the recycle bin at 9：00 a.m. You noticed this at 11：00 a.m. and you want to perform an incomplete recovery to recover the table. 
Which statement is true？（）

.Refer to the exhibit and the partial configuration on routers R1 and R2. Hot Standby Routing  Protocol （HSRP） is configured on the network to provide network redundancy for the IP traffic. The  network administrator noticed that R2 does not become active when the R1 serial0 interface goes  down. 
What should be changed in the configuration to fix the problem？ （）

View the Exhibit and examine the privileges granted to the SL_REP user.

The EMP table is owned by the SCOTT user. The SL_REP user executes the following command: SQL> GRANT SELECT ON scott.emp TO hr; 
Which statement describes the outcome of the command（） 

View the Exhibit to examine the output produced by the following query at three different times sincethe database instance started and has experienced workloads of different capacities： 
SQL> SELECT substr（component， 0， 10） COMP， current_size CS，user_specified_size USFROM v$memory_dynamic_componentsWHERE current_size!=0； 
What do you infer from this（）