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Q141. The user SCOTT who is the owner of ORDERS and ORDER_ITEMS tables issues the following
GRANT command:
GRANT ALL
ON orders, order_items
TO PUBLIC;
What correction needs to be done to the above statement?
A. PUBLICshould bereplacedwithspecific usernames.
B. ALL should be replaced with a list of specific privileges.
C. WITH GRANTOPTIONshould beaddedto the statement.
D. Separate GRANT statements are required for ORDERSandORDER_ITEMS tables.
Answer: D
Q142. Evaluate the SQL statements:
CREATE TABLE new_order
(orderno NUMBER(4),
booking_date TIMESTAMP WITH LOCAL TIME ZONE);
The database is located in San Francisco where the time zone is -8:00.
The user is located in New York where the time zone is -5:00.
A New York user inserts the following record:
INSERT INTO new_order
VALUES(1, TIMESTAMP 007-05-10 6:00:00 -5:00");
Which statement is true?
A. When theNewYorkuserselects the row, booking_date is displayed as 007-05-10 3.00.00.000000'
B. When the New York user selectstherow, booking_date is displayed as 2007-05-10 6.00.00.000000 -5:00'.
C. WhentheSan Francisco user selectstherow, booking_date is displayed as 007-05-103.00.00.000000'
D. When the San Francisco user selectstherow,booking_dateis displayed
as 007-05-103.00.00.000000-8:00'
Answer: C
Q143. View the Exhibit and examine the data in the PRODUCT_INFORMATION table.
There are some products listed in the PRODUCT_INFORMATION table that have no value in the
LIST_PRICE column. You issued the following SQL statement to find out the PRODUCT_NAME
for these products:
SELECT product_name, list_price
FROM product_information WHERE list_price = NULL;
The query returns no rows. What changes would you make in the statement to get the desired result?
A. Change the WHERE clause to WHERE list_price = 0
B. Change the WHERE clause to WHERE list_price = ''.
C. Change the WHERE clause to WHERE list_price IS NULL.
D. In the WHERE clause, enclose NULL within single quotation marks.
E. In the WHERE clause, enclose NULL within double quotation marks.
Answer: C
Q144. Which two statements best describe the benefits of using the WITH clause? (Choose two.)
A. It enables users to store the results of a query permanently.
B. It enables users to store the query block permanently in the memory and use it to create complex queries.
C. It enables users to reuse the same query block in a SELECT statement, if it occurs more than once in a complex query.
D. It can improve the performance of a large query by storing the result of a query block having the WITH clause in the user's temporary tablespace.
Answer: CD
Q145. Which statement correctly differentiates a system privilege from an object privilege?
A. System privileges can be granted only by the DBA whereas object privileges can be granted by DBAs or the owner of the object.
B. System privileges give the rights to only create user schemas whereas object privileges give rights to manipulate objects in a schema.
C. Users require system privileges to gain access to the database whereas they require object privileges to create objects in the database.
D. A system privilege is the right to perform specific activities in a database whereas an object privilege is a right to perform activities on a specific object in the database.
Answer: D
Q146. View the Exhibit and examine the description of the EMPLOYEES table.
You executed the following SQL statement:
SELECT first_name, department_id, salary
FROM employees
ORDER BY department_id, first_name, salary desc;
Which two statements are true regarding the output of the above query? (Choose two.)
A. The valuesinall the columns wouldbe sortedin the descending order.
B. Thevalues in theSALARYcolumn wouldbesorted indescendingorder for all the employees havingthesame valueinthe DEPARTMENT_ID column.
C. The values intheFIRST_NAME column would be sortedinascending order for alltheemployees having the same valueinthe DEPARTMENT_ID column.
D. Thevalues in the FIRST_NAME column would be sorted in the descendingorder forall the employees having the same valueinthe DEPARTMENT_ID column.
E. Thevalues in the SALARY column wouldbe sortedin descending order foralltheemployeeshaving thesame value intheDEPARTMENT_IDandFIRST_NAME column.
Answer: CE
Q147. View the Exhibit and examine the structure of the ORDERS and ORDER_ITEMS tables.
Evaluate the following SQL statement:
SELECT oi.order_id, product_id, order_date FROM order_items oi JOIN orders o
USING(order_id);
Which statement is true regarding the execution of this SQL statement?
A. The statementwouldnot execute because table aliasesarenot allowed in the JOIN clause.
B. Thestatement wouldnotexecute because thetablealias prefix is not usedin theUSING clause.
C. The statementwouldnot execute because allthecolumns in the SELECT clause are not prefixed with table aliases.
D. The statement would not execute because the column part of the USING clause cannot haveaqualifier in the SELECT list.
Answer: D
Q148. Given below is a list of datetime data types and examples of values stored in them in a random order:
Datatype Example
1)INTERVAL YEAR TO MONTH a) 2003-04-15 8:00:00 -8:00'
2)TIMESTAMP WITH LOCAL TIME ZONE b) '-K)6 03:30:16.000000'
3)TIMESTAMP WITH TIME ZONE c) '17-JUN-03 12.00.00.000000 AM'4)INTERVAL DAY TO SECOND d) '402-00'
Identify the option that correctly matches the data types with the values.
A. 1-d.2-c.3-a.4-b
B. 1-b.2-a.3-c.4-d
C. 1-b.2-a,3-d,4-c
D. 1-d.2-c.3-b.4-a
Answer: A
Q149. Which statements are correct regarding indexes? (Choose all that apply.)
A. When a table is dropped, the corresponding indexes are automatically dropped.
B. For each DML operation performed, the corresponding indexes are automatically updated.
C. Indexes should be created on columns that are frequently referenced as part of an expression.
D. A non-deferrable PRIMARY KEY or UNIQUE KEY constraint in a table automatically creates a unique index.
Answer: ABD
Q150. Given below is the list of meta character syntaxes and their descriptions in random order: Meta character syntax Description 1) ^a) Matches character not in the list
2) [^...] b) Matches character when it occurs at the beginning of a line 3) | c) Treats the subsequent meta character as a literal 4) \ d) Matches one of the characters such as the OR operator Identify the option that correctly matches the meta character syntaxes with their descriptions.
A. 1-b,2-a,3-d.4-c
B. 1-a, 2-b,3-d.4-c
C. 1-d, 2-b,3-a.4-c
D. 1-b,2-c,3-d,2-a
Answer: A
