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You need to load information about new customers from the NEW_CUST table into the tables
CUST and CUST_SPECIAL. If a new customer has a credit limit greater than 10,000, then the
details have to be inserted into CUST_SPECIAL. All new customer details have to be inserted into
the CUST table. Which technique should be used to load the data most efficiently?
A.external table
B.the MERGE command
C.the multitable INSERT command
D.INSERT using WITH CHECK OPTION
Correct:C

Which three tasks can be performed using regular expression support in Oracle Database 10g?
(Choose three.)
A.It can be used to concatenate two strings.
B.It can be used to find out the total length of the string.
C.It can be used for string manipulation and searching operations.
D.It can be used to format the output for a column or expression having string data.
E.It can be used to find and replace operations for a column or expression having string data.
Correct:C D E

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