You plan to use Flashback Drop feature to recover a dropped table SALES_EMP. No other tabl

A、agenda

B、plan

C、program

D、procedure

m script.You need to ensure that each time the script runs, an entry is added to the Application event log.Which tool should you use？（）

A.Eventcreate

B.Eventvwr

C.Wecutil

D.Wevtutil

A. the SQL text SQL

B. the execution plan

C. the execution context

D. the execution frequency

E. the system change number (SCN)

You use Microsoft .NET Framework 4 to create a Windows Presentation Framework (WPF) application.You plan to create a custom control that contains four text input fields.Each of the text input fields within the control will contain a label.You need to ensure that the text input fields within the control can be validated by using a regular expression validator.Which class should you inherit from？（）

A.TextBox

B.TextElement

C.UIElement

D.UserControl

t as shown in the following exhibit.You plan to add a DataGridView to display the dataset.You need to ensure that the DataGridView meets the following requirements: Shows Order Details for the selected order.Shows only Order Details for items that have UnitPrice greater than 20. Sorts Products by ProductName.Which code segment should you use？ （）

A.

B.

C.

D.

to Oracle Database 11g:1. Capture plans for a SQL workload into a SQL Tuning Set (STS) before upgrade.2. Load these plans from the STS into the SQL plan baseline immediately after the upgrade.What is the reason for performing these activities？ （）

A. to minimize plan regression due to the use of a new optimizer version

B. to completely avoid the use of new plans generated by a new optimizer version

C. to prevent plan capturing when the SQL statement is executed after the database upgrade

D. to keep the plan in the plan history so that it can be used when the older version of the optimizer is used

ofessor Smith. Write him an email to 1）apologize and explain the situation， and 2）suggest a future meeting. You should write about 100 words on the ANSWER SHEET. Do not use your own name. Use“Li Ming” instead. Do not write your address.

You are planning the creation of a new multitenant container database (CDB) and want to store the ROOT and SEED container data files in separate directories.You plan to create the database using SQL statements.Which three techniques can you use to achieve this？（）

A. Use Oracle Managed Files (OMF).

B. Specify the SEED FILE_NAME_CONVERT clause.

C. Specify the PDB_FILE_NAME_CONVERT initialization parameter.

D. Specify the DB_FILE_NAMECONVERT initialization parameter.

E. Specify all files in the CREATE DATABASE statement without using Oracle managed Files (OMF).

email to your boss Mr. Smith to tell him:

1) why you want to ask for leave;

2) how long you want to be away;

3) what you plan to do about your current work.

You should write about 100 words. Do not sign your own name at the end of your email. Use “Wang Lin” instead.

en host on the 172.16.10.0/24 and 172.16.20./24 networks. You have been asked to review the implementation plan for this project. Which statement about the plan is true？（）

A. It is complete as written.

B. It should include a task to configure multipath to equal a value of 2 on R1 and R4.

C. It should use a ping instead of a traceroute to validate that load balancing has been activated.

D. It should conta in a task that documents the changes made to the configurations.

You have a server that runs Windows Server 2003 Service Pack 2 (SP2). The server has Terminal Serverinstalled.You have a new multi-user application that you plan to install on the server. The setup program for the application is named setup.exe.You need to install the application on the server. You must ensure that the application can be used by all users.What should you do？ （）

A. From the command prompt, run setup.exe.

B. From Add or Remove Programs, add a new program.

C. In Windows Explorer, use the Run As option to run setup.exe.

D. In Windows Explorer, use Compatibility mode to run setup.exe.