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NEW QUESTION 58
Which statement is true regarding the SESSION_PRIVSdictionary view?
- A. It contains the current object privileges available in the user session.
- B. It contains the current system privileges available in the user session.
- C. It contains the object privileges granted to other users by the current user session.
- D. It contains the system privileges granted to other users by the current user session.
Answer: B
NEW QUESTION 59
You need to display the first names of all customers from the CUSTOMERS table that contain the character
'e' and have the character 'a' in the second last position.
Which query would give the required output?
- A. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>0 ANDSUBSTR(cust_first_name, LENGTH(cust_first_name), -2)='a';
- B. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>0 ANDSUBSTR(cust_first_name, -2, 1)='a';
- C. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')IS NOT NULL ANDSUBSTR(cust_first_name, 1, -2)='a';
- D. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>'' ANDSUBSTR(cust_first_name, -2, 1)='a';
Answer: B
NEW QUESTION 60
View the Exhibit and examine the description for the PRODUCTS and SALES table.
PROD_ID is a primary key in the PRODUCTS table and foreign key in the SALES table with ON DELETE CASCADE option. The SALES table contains data for the last three years. You want to remove all the rows from the PRODUCTS table for which no sale was done for the last three years.
Which is the valid DELETE statement?
- A. DELETEFROM productsWHERE prod_id IN (SELECT prod_idFROM salesWHERE SYSDATE -3*365 >= time_id);
- B. DELETEFROM productsWHERE prod_id IN (SELECT prod_idFROM salesWHERE time_id >= SYSDATE - 3*365 );
- C. DELETEFROM productsWHERE prod_id = (SELECT prod_idFROM salesWHERE SYSDATE >= time_id - 3*365 );
- D. DELETEFROM productsWHERE prod_id = (SELECT prod_idFROM salesWHERE time_id - 3*365 = SYSDATE );
Answer: A
NEW QUESTION 61
Examine the SQL statement used to create the TRANSACTION table. (Choose the best answer.) SQL > CREATE TABLE transaction (trn_id char(2) primary key,
Start_date date DEFAULT SYSDATE,
End_date date NOT NULL);
The value 'A1' does not exist for trn_id in this table.
Which SQL statement successfully inserts a row into the table with the default value for START_DATE?
- A. INSERT INTO transaction (trn_id, end_date) VALUES ('A1', '10-DEC-2014')
- B. INSERT INTO transaction (trn_id, start_date, end_date) VALUES ('A1', , '10-DEC-2014')
- C. INSERT INTO transaction VALUES ('A1', DEFAULT, TO_DATE(DEFAULT+10))
- D. INSERT INTO transaction VALUES ('A1', DEFAULT, TO_DATE('SYSDATE+10'))
Answer: A
NEW QUESTION 62
You want to write a query that prompts for two column names and the WHERE condition each time it is executed in a session but only prompts for the table name the first time it is executed.
The variables used in your query are never undefined in your session?
Which query can be used?
- A. Option E
- B. Option C
- C. Option B
- D. Option A
- E. Option D
Answer: E
NEW QUESTION 63
Which three statements are true about inner and outer joins?
- A. An inner join returns matched rows.
- B. A full outer join must use Oracle syntax.
- C. Outer joins can only be used between two tables per query.
- D. A full outer join returns matched and unmatched rows.
- E. Outer joins can be used when there are multiple join conditions on two tables.
- F. A left or right outer join returns only unmatched rows.
Answer: A,C,D
NEW QUESTION 64
Examine the structure of the SALES table.
Examine this statement:
Which two statements are true about the SALES1 table? (Choose two.)
- A. It will have NOT NULL constraints on the selected columns which had those constraints in the SALES table.
- B. It will not be created because the column-specified names in the SELECT and CREATE TABLE clauses do not match.
- C. It will not be created because of the invalid WHERE clause.
- D. It has PRIMARY KEY and UNIQUE constraints on the selected columns which had those constraints in the SALES table.
- E. It is created with no rows.
Answer: A,E
NEW QUESTION 65
Examine the structure of the ORDERS table:
You want to find the total value of all the orders for each year and issue this command:
SQL> SELECT TO_CHAR(order_date,'rr'), SUM(order_total) FROM orders
GROUP BY TO_CHAR(order_date, 'yyyy');
Which statement is true regarding the result? (Choose the best answer.)
- A. It executes successfully but does not give the correct output.
- B. It return an error because the datatype conversion in the SELECT list does not match the data type conversion in the GROUP BY clause.
- C. It returns an error because the TO_CHAR function is not valid.
- D. It executes successfully and gives the correct output.
Answer: B
NEW QUESTION 66
Examine this statement:
Which two statements are true?
- A. The names of employees remaining the maximum salary will appear first in an ascending order
- B. All remaining employee names will appear in ascending order
- C. The names of employees maximum salary will appear fist to descending order
- D. All remaining employee names will appear in an ascending order
- E. All remaining employee names will appear in descending order
- F. The names of employees maximum salary will appear fist to ascending order
Answer: B,C
NEW QUESTION 67
Examine the structure of the BOOKS_ TRANSACTIONS table:
Examine the SQL statement:
Which statement is true about the outcome?
- A. It displays details for members who have borrowed before today's date with either RM as TRANSACTION_TYPE or MEMBER_ID as A101 and A102.
- B. It displays details for only members A101and A102 who have borrowed before today with RM as TRANSACTION_TYPE.
- C. It displays details only for members who have borrowed before today with RM as TRANSACTION_TYPE.
- D. It displays details for members who have borrowed before today with RM as TRANSACTION_TYPE and the details for members A101 or A102.
Answer: C
NEW QUESTION 68
Which three statements are true about views in an Oracle Database? (Choose three.)
- A. A SELECT statement cannot contain a WHERE clause when querying a view containing a WHEREclause in its defining query.
- B. Views can join tables only if they belong to the same schema.
- C. Views have no object number.
- D. A view can be created that refers to a non-existent table in its defining query.
- E. Rows inserted into a table using a view are retained in the table if the view is dropped.
- F. Views have no segment.
Answer: B,C,D
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B28359_01/server.111/b28286/statements_8004.htm#SQLRF01504
https://community.oracle.com/thread/2178948
NEW QUESTION 69
Which two statements are true about INTERVAL data types?
- A. INTERVAL YEAR TO MONTH columns support yearly intervals.
- B. INTERVAL YEAR TO MONTH columns only support monthly intervals within a range of years.
- C. INTERVAL DAY TO SECOND columns support fractions of seconds.
- D. INTERVAL YEAR TO MONTH columns only support monthly intervals within a single year.
- E. The value in an INTERVAL DAY TO SECOND column can be copied into an INTERVAL YEAR TO MONTH column.
- F. The YEAR field in an INTERVAL YEAR TO MONTH column must be a positive value.
Answer: A,C
NEW QUESTION 70
You are designing the structure of a table in which two columns have the specifications:
COMPONENT_ID - must be able to contain a maximum of 12 alphanumeric characters and uniquely identify the row
EXECUTION_DATETIME - contains Century, Year, Month, Day, Hour, Minute, Second to the maximum precision and is used for calculations and comparisons between components.
Which two options define the data types that satisfy these requirements most efficiently?
- A. The COMPONENT_ID column must be of CHAR data type.
- B. The EXECUTION _DATETIME must be of TIMESTAMP data type.
- C. The COMPONENT_ID must be of ROWID data type.
- D. The EXECUTION_DATETIME must be of INTERVAL DAY TO SECOND data type.
- E. The EXECUTION_DATATIME must be of DATE data type.
- F. The COMPONENT_ID must be of VARCHAR2 data type.
Answer: E,F
NEW QUESTION 71
Examine the data in the CUST_NAME column of the CUSTOMERS table.
CUST_NAME
-------------------
Renske Ladwig
Jason Mallin
Samuel McCain
Allan MCEwen
Irene Mikkilineni
Julia Nayer
You need to display customers' second names where the second name starts with "Mc" or "MC".
Which query gives the required output?
- A. SELECT SUBSTR(cust_name, INSTR(cust_name,' ')+1)FROM customersWHERE SUBSTR(cust_name, INSTR(cust_name,' ')+1) LIKE INITCAP('MC%');
- B. SELECT SUBSTR(cust_name, INSTR(cust_name,' ')+1)FROM customersWHERE INITCAP(SUBSTR(cust_name, INSTR(cust_name,' ')+1)) LIKE 'Mc%';
- C. SELECT SUBSTR(cust_name, INSTR(cust_name,' ')+1)FROM customersWHERE INITCAP(SUBSTR(cust_name, INSTR(cust_name,' ')+1)) = INITCAP('MC%');
- D. SELECT SUBSTR(cust_name, INSTR(cust_name,' ')+1)FROM customersWHERE INITCAP(SUBSTR(cust_name, INSTR(cust_name,' ')+1))='Mc';
Answer: B
NEW QUESTION 72
Examine the commands used to create DEPARTMENT_DETAILSand COURSE_DETAILS tables:
You want to generate a list of all department IDs along with any course IDs that may have been assigned to them.
Which SQL statement must you use?
- A. SELECT d.department_id, c.course_id FROM department_details d RIGHT OUTER JOIN course_details c ON (d.department_id=c. department_id);
- B. SELECT d.department_id, c.course_id FROM course_details c LEFT OUTER JOIN department_details d ON (c.department_id=d. department_id);
- C. SELECT d.department_id, c.course_id FROM department_details d LEFT OUTER JOIN course_details c ON (d.department_id=c. department_id);
- D. SELECT d.department_id, c.course_id FROM department_details d RIGHT OUTER JOIN course_details c ON (c.department_id=d. department_id);
Answer: C
NEW QUESTION 73
Sales data of a company is stored in two tables, SALES1 and SALES2, with some data being duplicated across the tables. You want to display the results from the SALES1 table, which are not present in the SALES2 table.
Which set operator generates the required output?
- A. PLUS
- B. INTERSECT
- C. MINUS
- D. UNION
- E. SUBTRACT
Answer: C
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14200/queries004.htm
NEW QUESTION 74
Which two are true about the data dictionary? (Choose two.)
- A. The SYSuser owns all base tables and user-accessible views in the data dictionary.
- B. All users have permissions to access all information in the data dictionary by default.
- C. Base tables in the data dictionary have the prefix DBA_.
- D. All user actions are recorded in the data dictionary.
- E. The data dictionary is constantly updated to reflect changes to database objects, permissions, and data.
Answer: A,C
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B28359_01/server.111/b28318/datadict.htm#CNCPT1215
NEW QUESTION 75
View the exhibit and examine the structures of the EMPLOYEESand DEPARTMENTStables.
EMPLOYEES
Name Null? Type
- ---------------- ----- -------------
EMPLOYEE_ID NOT NULL NUMBER(6)
FIRST_NAME VARCHAR2(20)
LAST_NAME NOT NULL VARCHAR2(25)
HIRE_DATE NOT NULL DATE
JOB_ID NOT NULL VARCHAR2(10)
SALARY NUMBER(10,2)
COMMISSION NUMBER(6,2)
MANAGER_ID NUMBER(6)
DEPARTMENT_ID NUMBER(4)
DEPARTMENTS
Name Null? Type
----------------- ----- -------------
DEPARTMENT_ID NOT NULL NUMBER(4)
DEPARTMENT_NAME NOT NULL VARCHAR2(30)
MANAGER_ID NUMBER(6)
LOCATION_ID NUMBER(4)
You want to update EMPLOYEEStable as follows:
Update only those employees who work in Boston or Seattle (locations 2900 and 2700).
Set department_idfor these employees to the department_idcorresponding to London
(location_id 2100).
Set the employees' salary in location_id2100 to 1.1 times the average salary of their department.
Set the employees' commission in location_id2100 to 1.5 times the average commission of their
department.
You issue the following command:
SQL> UPDATE employees
SET department_id
( SELECT department_id
FROM departments
WHERE location_id = 2100),
( salary, commission)
( SELECT 1.1*AVG(salary), 1.5*AVG(commission)
FROM employees, departments
WHERE departments.location_id IN(2900, 2700, 2100))
WHERE department_id IN
( SELECT department_id
FROM departments
WHERE location_id = 2900
OR location_id = 2700;
What is outcome?
- A. It executes successfully and gives the correct result.
- B. It generates an error because multiple columns (SALARY, COMMISSION)cannot be specified together in an UPDATEstatement.
- C. It executes successfully but does not give the correct result.
- D. It generates an error because a subquery cannot have a join condition in a UPDATEstatement.
Answer: C
NEW QUESTION 76
View the exhibit and examine the description of the PRODUCT_INFORMATION table.
Which SQL statement would retrieve from the table the number of products having LIST_PRICE as NULL?
- A. SELECT COUNT (list_price)FROM product_informationWHERE list_price is NULL
- B. SELECT COUNT (list_price)FROM product_informationWHERE list_price i= NULL
- C. SELECT COUNT (DISTINCT list_price)FROM product_informationWHERE list_price is NULL
- D. SELECT COUNT (NVL(list_price, 0))FROM product_informationWHERE list_price is NULL
Answer: D
NEW QUESTION 77
View the Exhibit and examine the structure of the CUSTOMERS and CUST_HISTORY tables.
The CUSTOMERS table contains the current location of all currently active customers.
The CUST_HISTORY table stores historical details relating to any changes in the location of all current as well as previous customers who are no longer active with the company.
You need to find those customers who have never changed their address.
Which SET operator would you use to get the required output?
- A. INTERSECT
- B. UNION ALL
- C. MINUS
- D. UNION
Answer: C
NEW QUESTION 78
Which two statements are true regarding savepoints? (Choose two.)
- A. Savepoints are effective only for COMMIT.
- B. Savepoints can be used for both DML and DDL statements.
- C. Savepoints may be used to ROLLBACK.
- D. Savepoints can be used for only DML statements.
- E. Savepoints are effective for both COMMITand ROLLBACK.
Answer: C,D
Explanation:
Explanation/Reference:
Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14200/
statements_10001.htm#SQLRF01701
NEW QUESTION 79
View the exhibit and examine the structure of the SALES, CUSTOMERS, PRODUCTSand TIMEStables.
The PROD_IDcolumn is the foreign key in the SALEStable referencing the PRODUCTStable.
The CUST_IDand TIME_IDcolumns are also foreign keys in the SALEStable referencing the CUSTOMERS and TIMEStables, respectively.
Examine this command:
CREATE TABLE new_sales (prod_id, cust_id, order_date DEFAULT SYSDATE)
AS
SELECT prod_id, cust_id, time_id
FROM sales;
Which statement is true?
- A. The NEW_SALEStable would get created and all the NOTNULLconstraints defined on the selected columns from the SALES table would be created on the corresponding columns in the NEW_SALES table.
- B. The NEW_SALEStable would not get created because the column names in the CREATETABLE command and the SELECTclause do not match.
- C. The NEW_SALEStable would not get created because the DEFAULTvalue cannot be specified in the column definition.
- D. The NEW_SALEStable would get created and all the FOREIGNKEYconstraints defined on the selected columns from the SALES table would be created on the corresponding columns in the NEW_SALES table.
Answer: A
NEW QUESTION 80
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