[多项选择]Which two tasks can your perform by using the TO_CHAR function?（）
A. Convert 10 to ‘TEN’
B. Convert ‘10’ to 10
C. Convert ‘10’ to ‘10’
D. Convert ‘TEN’ to 10
E. Convert a date to a character expression
F. Convert a character expression to a date

[多项选择]Which two tasks can your perform by using the TO_CHAR function? （）
A. Convert 10 to 'TEN'
B. Convert '10' to 10
C. Convert '10' to '10'
D. Convert 'TEN' to 10
E. Convert a date to a character expression
F. Convert a character expression to a date

[多项选择]Which two tasks can you perform using only the TO_CHAR function? （）
A. convert 10 to 'TEN'
B. convert '10' to 10
C. convert 10 to '10'
D. convert 'TEN' to 10
E. convert a date to a character expression
F. convert a character expression to a date

[多项选择]Firewall filter policers can perform which two actions?（）
A. Set the next hop.
B. Discard packets.
C. Set loss priority.
D. Sample packet content.

[多项选择]Firewall filters can perform which two actions?（）
A. Log packets.
B. Set packet metrics.
C. Count packets.
D. Decrement packet's TTL value.

[单项选择]Which tasks can be performed with the DSCLI on IBM System Storage DS6000 and DS8000 servers?（）
A. Monitor disk errors and manage storage complexes
B. Monitor disk errors and invoke point-in-time copy
C. Invoke point-in-time copy and initiate a storage unit shutdown
D. Invoke point-in-time copy and manage storage complexes

[多项选择]Routers perform which of the following functions?（）
A. Packet switching
B. Collision prevention on a LAN segment.
C. Packet filtering
D. Broadcast domain enlargement
E. Broadcast forwarding
F. Internetwork communication

[多项选择]Which three tasks can be performed using a duplicate database?（）
A. Testing the backup and recovery procedures
B. Testing the upgrade of an Oracle database to a new release
C. Testing the effect of an application changes on database performance
D. Continuously updating archive log files from the target database to support failover

[单项选择]Which tasks can be accomplished using the DBMS_LOB. SETOPTIONS procedure?（）
A. only encryption and compression settings for all SecureFile LOBs
B. only encryption and deduplication settings for only SecureFile CLOBs
C. deduplication, encryption, and compression settings for all SecureFile LOBs
D. deduplication, encryption, and compression settings only for SecureFile CLOBs

[多项选择]Which three tasks can be performed by using the performance Schema?（）
A. Finding queries that are not using indexes
B. Finding rows that are locked by InnoDB
C. Finding client connection attributes
D. Finding the part of a code in which a single query is spending time
E. Finding the size of each table

[多项选择]Which two tasks can be performed when WLST is in OFFLINE mode?（）
A. modifying the configuration of an online domain
B. modifying the configuration of an offline domain
C. viewing runtime performance data in ONLINE mode
D. viewing runtime performance data in OFFLINE mode
E. creating and extending domains

[单项选择]Before using your new pressure cooker, read the following （） carefully.
A. notices
B. orders
C. advertisement
D. instructions

[单项选择]You can be happy if your surgeon can operate because it means ______.
A. you are getting better already
B. he knows you will survive
C. he is a good doctor
D. he thinks your condition may be curable

[单项选择]

Passage Two
Can animals be made to work for us Some scientists think that one day animals may be trained to do a number of simple jobs that are now done by human beings. They point out that at a circus, for example, we may see elephants, monkeys, dogs and other animals doing quite skillful things. Perhaps you have seen them on the television or in a film. If you watch closely, you may notice that the trainer always gives the animal a piece of candy or a piece of fruit as a reward. The scientists say that many different animals may be trained to do a number of simple jobs if they know they will get a reward for doing them. Of course, as we know, dogs can be used to guard a house, and soldiers in both old and modem times have used geese to give warning by making a lot of noise when a stranger or an enemy comes near. But it may be possible to train animals to work in factories. In Russia, for example, pigeons which are birds with good eyesight, are being used to watch
A. an honor given for doing something
B. money paid for doing something
C. attention paid to good conduct
D. something given in return for work