The Client has requested that once Terms and Conditions （Ts Cs） are attached to another record， the Ts Cs should be unchangeable. How is this appropriately accomplished？（）

A、 In the Contracts application， delete the Ts Cs from the record and enter a new row.

B、 In the application using the specific Ts Cs， rename the Ts Cs and approve the record.

C、 In the Terms and Conditions Application， uncheck the Editable box on the newly created term.

D、 In the Terms and Conditions Application， change the status of the newly created term to Approved.

Which are the three levels at which the Segment Advisor generates advice?（）

block level 

object level 

schema level 

segment level 

tablespace level

When installing cables， which of the following is the BEST way of identifying the individual cables？（）

A、A cable chart mounted in the cabinet

B、A label at the tip of the cable

C、A label within six inches at each end of the cable

D、A penciled notation on the panel cover

You explicitly specified the tablespace usage threshold values while creating a tablespace. You need to revert to the database-wide default tablespace usage threshold values for the tablespace. Which PL/SQL package would you use?（）

A、DBMS_STATS 

B、DBMS_ALERT 

C、DBMS_SPACE 

D、DBMS_MONITOR 

E、DBMS_SERVER_ALERT

F、DBMS_SPACE_ADMIN

戴帽子、口罩时不正确的做法是（）

A、帽子应遮住全部头发

B、口罩应罩住口鼻部

C、一次性口罩不潮湿不用更换

D、纱布口罩使用2～4小时应更换

E、不可用污染的手触摸口罩

When installing a security system， which of the following connectors would be used to connect the security system to the telephone service demarcation？（）

A、RJ-31x

B、RJ-11

C、RS-232

D、DB-9