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السؤال #1
Examine this description of the TRANSACTIONS table: Which two SQL statements execute successfully? (Choose two.)
A. SELECT customer_id CUSTID, transaction_date TRANS_DATE, amount + 100 DUES FROM transactions;
B. SELECT customer_id AS 'CUSTOMER-ID', transaction_date AS DATE, amount + 100 'DUES AMOUNT' FROM transactions;
C. SELECT customer_id AS "CUSTOMER-ID", transaction_date AS "DATE", amount + 100 DUES FROM transactions;
D. SELECT customer_id AS CUSTOMER-ID, transaction_date AS TRANS_DATE, amount + 100 "DUES AMOUNT" FROM transactions;
E. SELECT customer_id AS "CUSTOMER-ID", transaction_date AS DATE, amount + 100 "DUES" FROM transactions;
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اجابة صحيحة: AC
السؤال #2
In the promotions table, the PROMO_BEGIN_DATE column is of data type date and the default date format Is DD-MON-RR. h two statements are true about expressions using PROMO_BEGIN_DATE contained In a query?
A. TO_date(PROMO_ BEGIN_DATE * 5| will return a date
B. PROMO_ BEGIN_DATE - sysdate will return an error
C. to_numberipromo_begin_date) - s will return a number
D. PROMO_ BEGIN_DATE - sysdate will return a number
E. PROMO_ BEGIN_DATE - 5 will return a date
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اجابة صحيحة: BE
السؤال #3
Examine the description of the product_details table: Which two statements are true?
A. EXPIRY_ DATE cannot be used in arithmetic expressions
B. PRODUCT_NAKE cannot contain duplicate values
C. EXPIRY_ DATE contains the sysdate by default if no date is assigned to it
D. PRODUCT _price can be used in an arithmetic expression even if it has no value stored in it
E. PRODUCT _ic can be assigned the PRIMARY KEY constraint
F. PRODUCT _price contains the value zero by default if no value is assigned to it
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اجابة صحيحة: DE
السؤال #4
Evaluate these commands which execute successfully: Which two statements are true about the ORD_ITEMS table and the ORD_SEQ sequence? (Choose two.)
A. If sequence ORD_SEQ is dropped then the default value for column ORD_NO will be NULL for rows inserted into ORD_ITEMS
B. Sequence ORD_SEQ cycles back to 1 after every 5000 numbers and can cycle 20 times
C. Sequence ORD_SEQ is guaranteed not to generate duplicate numbers
D. Column ORD_NO gets the next number from sequence ORD_SEQ whenever a row is inserted into ORD_ITEMS and no explicit value is given for ORD_NO
E. Any user inserting rows into table ORD_ITEMS must have been granted access to sequence ORD_SEQ
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اجابة صحيحة: DE
السؤال #5
Which three functions are performed by dispatchers in a shared server configuration? (Choose three.)
A. writing inbound request to the common request queue from all shared server connections
B. checking for outbound shared server responses on the common outbound response queue
C. receiving inbound requests from processes using shared server connections
D. sending each connection input request to the appropriate shared server input queue
E. broadcasting shared server session responses back to requesters on all connections
F. sending shared server session responses back to requesters on the appropriate connection
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اجابة صحيحة: ACF

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