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Oracle 1z0-071 certification exam is ideal for professionals who are involved in managing and manipulating data within Oracle databases. These professionals include database administrators, developers, data analysts, and database architects. Passing 1z0-071 exam not only validates their skills and knowledge in SQL and Oracle databases, but it also opens up new career opportunities and advancement prospects.
The 1z1-071 exam is a multiple-choice exam that consists of 73 questions. Candidates have 100 minutes to complete the exam and must score at least 63% to pass. 1z0-071 exam is available in several languages, including English, Japanese, and Simplified Chinese. Candidates can take the exam at an authorized testing center or online using a remote proctoring service.
NEW QUESTION # 182
Which two statements are true regarding the execution of the correlated subqueries? (Choose two.)
- A. Each row returned by the outer query is evaluated for the results returned by the inner query.
- B. The outer query executes only once for the result returned by the inner query.
- C. The nested query executes after the outer query returns the row.
- D. The nested query executes first and then the outer query executes.
Answer: A,C
NEW QUESTION # 183
Examine the structure of the BOOKS_TRANSACTIONS table:
You want to display the member IDs, due date, and late fee as $2 for all transactions.
Which SQL statement must you execute?
- A. SELECT member_id AS MEMBER_ID, due_date AS DUE_DATE, $2 AS LATE_FEE FROM BOOKS_TRANSACTIONS
- B. SELECT member_id 'MEMBER ID', due_date 'DUE DATE', '$2 AS LATE FEE' FROM BOOKS_TRANSACTIONS;
- C. SELECT member_id AS "MEMBER ID", due_date AS "DUE DATE", $2 AS "LATE FEE" FROM BOOKS_TRANSACTIONS
- D. SELECT member_id AS "MEMBER ID", due_date AS "DUE DATE", '$2' AS "LATE FEE" FROM BOOKS_TRANSACTIONS
Answer: D
NEW QUESTION # 184
Examine the types and examples of relationships that follow:
Which option indicates correctly matched relationships? (Choose the best answer.)
- A. 1-c, 2-a, 3-b, and 4-d
- B. 1-a, 2-b, 3-c, and 4-d
- C. 1-c, 2-d, 3-a, and 4-b
- D. 1-d, 2-b, 3-a, and 4-c
Answer: B
NEW QUESTION # 185
View the Exhibit and examine PRODUCTS and ORDER_ITEMS tables.
You executed the following query to display PRODUCT_NAME and the number of times the product has been ordered:
SQL>SELECT p.product_name, i.item_cnt
FROM (SELECT product_id, COUNT (*) item_cnt
FROM order_items
GROUP BY product_id) i RIGHT OUTER JOIN products p
ON i.product_id = p.product_id;
What would happen when the above statement is executed?
- A. The statement would not execute because inline views and outer joins cannot be used together.
- B. The statement would not execute because the GROUP BY clause cannot be used in the inline.
- C. The statement would not execute because the ITEM_CNT alias cannot be displayed in the outer query.
- D. The statement would execute successfully to produce the required output.
Answer: D
NEW QUESTION # 186
Which three tasks can be performed using SQL functions built into Oracle Database?
- A. combining more than two columns or expressions into a single column in the output
- B. finding the number of characters in an expression
- C. displaying a date in a nondefault format
- D. substituting a character string in a text expression with a specified string
Answer: B,C,D
NEW QUESTION # 187
You want to display 5 percent of the rows from the SALES table for products with the lowest AMOUNT_SOLD and also want to include the rows that have the same AMOUNT_SOLD even if this causes the output to exceed 5 percent of the rows.
Which query will provide the required result?
- A. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS WITH TIES;
- B. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS WITH TIES ONLY;
- C. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS ONLY;
- D. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS ONLY WITH TIES;
Answer: A
NEW QUESTION # 188
Examine the description of the ORDER_ITEMStable:
Examine this incomplete query:
Which two can replace <clause> so the query completes successfully? (Choose two.)
- A. product_id
- B. quantity * unit_price
- C. quantity, unit_price
- D. total_paid
- E. quantity
Answer: B,D
Explanation:
Sample
SELECT tr_sub.cur_tt, tr_sub.item, sum(tr.quantity), sum(tr.quantity*tr.unit_price) FROM (SELECT tr1.transaction_time as cur_tt, max(tr2.transaction_time) as prev_tt, tr1.item as item, IF (tr1.unit_price=tr2.unit_price, tr1.unit_price, tr2.unit_price) as t_p FROM transactions tr1 LEFT JOIN transactions tr2 ON tr1.transaction_time>=tr2.transaction_time AND tr1.item=tr2.item GROUP BY tr1.item, tr1.transaction_time, t_p Reference: https://stackoverflow.com/questions/50771172/sql-query-get-total-value-based-on-different-unit- price-quantity-at-different-ti
NEW QUESTION # 189
Which two statements are true regarding the COUNT function? (Choose two.)
- A. COUNT(*) returns the number of rows including duplicate rows and rows containing NULL value in any column.
- B. COUNT(DISTINCT inv_amt) returns the number of rows excluding rows containing duplicates and NULLs in the INV_AMT column.
- C. It can only be used for NUMBER data types.
- D. A SELECT statement using the COUNT function with a DISTINCT keyword cannot have a WHERE clause.
- E. COUNT(inv_amt) returns the number of rows in a table including rows with NULL in the INV_AMT column.
Answer: A,B
NEW QUESTION # 190
Which statement correctly grants a system privilege?
- A. GRANT CREATE VIEWON table1 TOuser1;
- B. GRANT ALTER TABLETO PUBLIC;
- C. GRANT CREATE SESSIONTO ALL;
- D. GRANT CREATE TABLETO user1, user2;
Answer: D
NEW QUESTION # 191
A non-correlated subquery can be defined as __________. (Choose the best answer.)
- A. A set of one or more sequential queries in which generally the result of the inner query is used as the search value in the outer query.
- B. A set of sequential queries, all of which must return values from the same table.
- C. A set of sequential queries, all of which must always return a single value.
- D. A SELECT statement that can be embedded in a clause of another SELECT statement only.
Answer: A
Explanation:
Explanation/Reference:
NEW QUESTION # 192
Examine the create table statements for the stores and sales tables.
SQL> CREATE TABLE stores(store_id NUMBER(4) CONSTRAINT store_id_pk PRIMARY KEY, store_name VARCHAR2(12), store_address VARCHAR2(20), start_date DATE); SQL> CREATE TABLE sales(sales_id NUMBER(4) CONSTRAINT sales_id_pk PRIMARY KEY, item_id NUMBER(4), quantity NUMBER(10), sales_date DATE, store_id NUMBER(4), CONSTRAINT store_id_fk FOREIGN KEY(store_id) REFERENCES stores(store_id)); You executed the following statement:
SQL> DELETE from stores
WHERE store_id=900;
The statement fails due to the integrity constraint error:
ORA-02292: integrity constraint (HR.STORE_ID_FK) violated
Which three options ensure that the statement will execute successfully?
- A. Disable the FOREIGN KEY in SALES table and then delete the rows.
- B. Create the foreign key in the SALES table on SALES_ID column with on DELETE CASCADE option.
- C. Disable the primary key in the STORES table.
- D. DELETE the rows with STORE_ID = 900 from the SALES table and then delete rows from STORES table.
- E. Use CASCADE keyword with DELETE statement.
Answer: A,B,D
NEW QUESTION # 193
View the exhibit and examine the descriptions of the DEPTand LOCATIONStables.
You want to update the CITYcolumn of the DEPTtable for all the rows with the corresponding value in the CITYcolumn of the LOCATIONStable for each department.
Which SQL statement would you execute to accomplish the task?
- A. UPDATE dept d
SET city = (SELECT city
FROM locations l
WHERE d.location_id = l.location_id); - B. UPDATE dept d
SET city = (SELECT city
FROM locations l)
WHERE d.location_id = l.location_id; - C. UPDATE dept d
SET city = ALL (SELECT city
FROM locations l
WHERE d.location_id = l.location_id); - D. UPDATE dept d
SET city = ANY (SELECT city
FROM locations l)
Answer: A
NEW QUESTION # 194
Examine the description of the PRODUCT_STATUS table:
The STATUS column contains the values 'IN STOCK' or 'OUT OF STOCK' for each row.
Which two queries will execute successfully?
- A. Option C
- B. Option B
- C. Option F
- D. Option D
- E. Option E
- F. Option A
Answer: B,E
NEW QUESTION # 195
You must create a table for a banking application. (Choose the best answer.) One of the columns in the table has these requirements:
1: A column to store the duration of a short team loan
2: The data should be stored in a format supporting DATE arithmetic with DATE datatypes without using conversion functions.
3: The maximum loan period is 30 days.
4: Interest must be calculated based on the number of days for which the loan remains unpaid.
Which data type would you use?
- A. Number
- B. Interval day to second
- C. Interval year to month
- D. Date
- E. Timestamp
Answer: B
NEW QUESTION # 196
Which three are true about multitable INSERTstatements? (Choose three.)
- A. They can insert each computed row into more than one table.
- B. They can be performed on relational tables.
- C. They can be performed on views.
- D. They can be performed only by using a subquery.
- E. They can be performed on remote tables.
- F. They can be performed on external tables using SQL* Loader.
Answer: A,B,F
NEW QUESTION # 197
Which three statements are true about time zones, date data types, and timestamp data types in an Oracle database?
- A. The DBTIMEZONE function can return an offset from Universal Coordinated Time (UTC).
- B. The CURRENT_TIMESTAMP function returns data without time zone information.
- C. A TIMESTAMP data type column contains information about year, month, and day.
- D. The SESSIONTIMEZONE function can return an offset from Universal Coordinated Time (UTC).
- E. A TIMESTAMP WITH LOCAL TIMEZONE data type column is stored in the database using the time zone of the session that inserted the row.
Answer: A,B,D
NEW QUESTION # 198
Which two statements are true about the ORDER BYclause when used with a SQL statement containing a SET operator such as UNION? (Choose two.)
- A. Column positions must be used in the ORDER BYclause.
- B. Only column names from the first SELECTstatement in the compound query are recognized.
- C. Each SELECTstatement in the compound query can have its own ORDER BYclause.
- D. The first column in the first SELECTof the compound query with the UNIONoperator is used by default to sort output in the absence of an ORDER BYclause.
- E. Each SELECT statement in the compound query must have its own ORDER BYclause.
Answer: B,C
NEW QUESTION # 199
Examine the structure of the MEMBERStable:
You want to display details of all members who reside in states starting with the letter A followed by exactly one character.
Which SQL statement must you execute?
- A. SELECT * FROM MEMBERS WHERE state LIKE 'A%';
- B. SELECT * FROM MEMBERS WHERE state LIKE 'A_%';
- C. SELECT * FROM MEMBERS WHERE state LIKE '%A_';
- D. SELECT * FROM MEMBERS WHERE state LIKE 'A_';
Answer: D
NEW QUESTION # 200
Examine the structure of the PROMOTIONS table:
Management requires a report of unique promotion costs in each promotion category.
Which query would satisfy this requirement?
- A. SELECT DISTINCT promo_cost, DISTINCT promo_category FROM promotions;
- B. SELECT promo_category, DISTINCT promo_cost FROM promotions;
- C. SELECT DISTINCT promo_cost, promo_category FROM promotions;
- D. SELECT DISTINCT promo_category, promo_cost FROM promotions ORDER BY 1;
Answer: D
NEW QUESTION # 201
The BOOKS_TRANSACTIONStable exists in your database.
Examine the SQL statement:
SQL>SELECT * FROM books_transactionsORDER BY 3;
What is the outcome on execution?
- A. Rows are displayed sorted in ascending order of the values in the third column in the table.
- B. The execution tails unless the numeral 3 in the order by clause is replaced by a column name,
- C. Rows are displayed in the order that they are stored in the table only for the three rows with the lowest values in the key column.
- D. Rows are displayed in the order that they are stored in the table only for the first three rows.
Answer: D
NEW QUESTION # 202
The SQL statements executed in a user session are as follows:
Which two statements describe the consequences of issuing the ROLLBACK TO SAVE POINT a command in the session? (Choose two.)
- A. No SQL statements are rolled back.
- B. Only the DELETEstatements are rolled back.
- C. Only the second DELETEstatement is rolled back.
- D. The rollback generates an error.
- E. Both the DELETEstatements and the UPDATEstatement are rolled back.
Answer: A,D
NEW QUESTION # 203
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