2023 The Most Effective 1z0-071 with 305 Questions Answers [Q41-Q65]

2023 The Most Effective 1z0-071 with 305 Questions Answers

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Oracle 1z1-071 exam is a multiple-choice exam that consists of 73 questions. 1z0-071 exam duration is 105 minutes, and candidates are required to score at least 63% to pass the exam. 1z0-071 exam can be taken online or in a testing center. 1z0-071 exam fee is $245, and candidates can register for the exam through the Oracle website.

 

NEW QUESTION # 41
In your session, the NLS._DAE_FORMAT is DD- MM- YYYY.There are 86400 seconds in a day.Examine
this result:
DATE
02-JAN-2020
Which statement returns this?

• A. SELECT-TO_CHAR(TO _DATE('29-10-2019'+ INTERVAL '2' MONTH+INTERVAL '6' DAYINTERVAL
  '120' SECOND, 'DD-MON-YY') AS "daTe"
  FROM DUAL;
• B. SELECT-TO_CHAR(TO _DATE('29-10-2019'+ INTERVAL '2' MONTH+INTERVAL '4' DAYINTERVAL
  '120' SECOND, 'DD-MON-YY') AS "daTe"
  FROM DUAL;
• C. SELECT TO_ CHAR(TO_ DATE('29-10-2019') + INTERVAL '3' MONTH + INTERVAL '7' DAY -
  INTERVAL '360' SECOND, ' DD-MON-YYYY') AS "date"
  FROM DUAL;
• D. SELECT To CHAR(TO _DATE('29-10-2019') + INTERVAL '2' NONTH + INTERVAL '5' DAY
  INEERVAL '120' SECOND, ' DD-MON-YYY) AS "date"
  FROM DUAL;
• E. SELECT TO_ CHAR(TO_ DATE('29-10-2019') +INTERVAL '2'; MONTH + INTERVAL '5'; DAY -
  INTERVAL '86410' SECOND, ' DD-MON-YYYY') AS "date"
  FROM DUAL;

Answer: D

NEW QUESTION # 42
Which three actions can you perform only with system privileges? (Choose three.)

• A. Use the WITH GRANT OPTIONclause.
• B. Execute a procedure in another schema.
• C. Log in to a database.
• D. Access flat files via a database, which are stored in an operating system directory.
• E. Truncate a table in another schema.
• F. Query any table in a database.

Answer: A,C,F

NEW QUESTION # 43
Examine the description of the CUSTOMERStable:

You want to display details of all customers who reside in cities starting with the letter D followed by at least two characters.
Which query can be used?
SELECT * FROM customers WHERE city = 'D_%';

• A. SELECT * FROM customers WHERE city LIKE 'D_%';
• B. SELECT * FROM customers WHERE city LIKE 'D_';
• C. SELECT * FROM customers WHERE city = '%D_';
• D.

Answer: C

NEW QUESTION # 44
Which three statements are true about the Oracle join and ANSI join syntax?

• A. The SQL:1999 compliant ANSI join syntax supports natural joins.
• B. The Oracle join syntax supports natural joins.
• C. The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax.
• D. The Oracle join syntax only supports right outer joins.
• E. The SQL:1999 compliant ANSI join syntax supports creation of a Cartesian product of two tables.
• F. The Oracle join syntax supports creation of a Cartesian product of two tables.
• G. The Oracle join syntax performs less well than the SQL:1999 compliant ANSI join syntax.

Answer: A,B,E

NEW QUESTION # 45
In which three situations does a new transaction always start?

• A. when issuing the first Data Manipulation Language (DML) statement after a COMMIT or ROLLBACK statement was issued in the same session
• B. when issuing a CREATE TABLE statement after a SELECT statement was issued in the same session
• C. when issuing a TRUNCATE statement after a SELECT statement was issued in the same session
• D. when issuing a SELECT FOR UPDATE statement after a CREATE TABLE AS SELECT statement was issued in the same session
• E. when issuing a DML statement after a DML statement failed in the same session
• F. when issuing a CREATE INDEX statement after a CREATE TABLE statement completed successfully in the same session

Answer: A,D,E

NEW QUESTION # 46
Examine the structure of the employees table.

There is a parent/child relationship betweenEMPLOYEE_IDandMANAGER_ID.
You want to display the last names and manager IDs of employees who work for the same manager asthe employee whoseEMPLOYEE_ID123.
Which query provides the correct output? A)

B)

C)

D)

• A. Option D
• B. Option C
• C. Option B
• D. Option A

Answer: C

NEW QUESTION # 47
View the Exhibit and examine the structure of the EMP table which is not partitioned and not an index-organized table. (Choose two.)

Evaluate this SQL statement:
ALTER TABLE emp
DROP COLUMN first_name;
Which two statements are true?

• A. The FIRST_NAME column would be dropped provided at least one column remains in the table.
• B. The FIRST_NAME column can be dropped even if it is part of a composite PRIMARY KEY provided the CASCADE option is added to the SQL statement.
• C. The drop of the FIRST_NAME column can be rolled back provided the SET UNUSED option is added to the SQL statement.
• D. The FIRST_NAME column would be dropped provided it does not contain any data.

Answer: A

NEW QUESTION # 48
Examine the description of the EMP_DETAILS table given below:

Which two statements are true regarding SQL statements that can be executed on the EMP_DETAIL TABLE?

• A. You can alter the table to include the NOT NULL constraint on the EMP_IMAGE column.
• B. You cannot add a new column to the table with LONG as the data type.
• C. An EMP_IMAGE column can be included in the GROUP BY clause.
• D. An EMP_IMAGE column cannot be included in the ORDER BY clause.

Answer: B,D

NEW QUESTION # 49
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 D
• B. Option C
• C. Option E
• D. Option B
• E. Option A
• F. Option F

Answer: C,D

NEW QUESTION # 50
Which two statements are true about the results of using the intersect operator in compound queries?

• A. Column names in each select in the compound query can be different.
• B. The number of columns in each select in the compound query can be different.
• C. Reversing the order of the intersected tables can sometimes affect the output.
• D. intersect returns rows common to both sides of the compound query.
• E. intersect ignores nulls.

Answer: A,D

NEW QUESTION # 51
View the Exhibit and examine the structure of the PRODUCTStable

Which two tasks would require subqueries? (Choose two.)

• A. display the minimum PROD_LIST_PRICEfor each product status
• B. display all products whose PROD_MIN_PRICEis more than the average PROD_LIST_PRICEof all products, and whose status is orderable
• C. display suppliers whose PROD_LIST_PRICEis less than 1000
• D. display the total number of products supplied by supplier 102and have a product status as 'OBSOLETE'
• E. display the number of products whose PROD_LIST_PRICEis more than the average PROD_LIST_PRICE

Answer: B,E

NEW QUESTION # 52
View the Exhibit and examine the data in the PRODUCTS table. (Choose the best answer.)

You must display product names from the PRODUCTS table that belong to the
'Software/other' category with minimum prices as either $2000 or $4000 and with no unit of measure.
You issue this query:
SQL > SELECT prod_name, prod_category, prod_min_price FROM products
Where prod_category LIKE '%Other%' AND (prod_min_price = 2000 OR prod_min_price
4000) AND prod_unit_of_measure <> ' ';
Which statement is true?

• A. It generates an error because the condition specified for PROD_UNIT_OF_MEASURE is not valid.
• B. It executes successfully and returns the required result.
• C. It executes successfully but returns no result.
• D. It generates an error because the condition specified for the PROD_CATEGORY column is not valid.

Answer: C

NEW QUESTION # 53
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 # 54
Which two statements are true about an Oracle database? (Choose two.)

• A. A NUMBERcolumn without data has a zero value.
• B. A table can have multiple primary keys.
• C. A column definition can specify multiple data types.
• D. A table can have multiple foreign keys.
• E. A VARCHAR2column without data has a NULLvalue.

Answer: A,D

NEW QUESTION # 55
You issued this command:
SQL > DROP TABLE employees;
Which three statements are true? (Choose three.)

• A. The EMPLOYEES table may be moved to the recycle bin.
• B. The EMPLOYEES table can be recovered using the ROLLBACK command.
• C. Sequences used in the EMPLOYEES table become invalid.
• D. The space used by the EMPLOYEES table is always reclaimed immediately.
• E. All indexes and constraints defined on the table being dropped are also dropped.
• F. If there is an uncommitted transaction in the session, it is committed.

Answer: A,E,F

NEW QUESTION # 56
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')IS NOT NULL ANDSUBSTR(cust_first_name, 1, -2)='a';
• B. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>'' ANDSUBSTR(cust_first_name, -2, 1)='a';
• C. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>0 ANDSUBSTR(cust_first_name, LENGTH(cust_first_name), -2)='a';
• D. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>0 ANDSUBSTR(cust_first_name, -2, 1)='a';

Answer: D

NEW QUESTION # 57
Examine the structure of the SALES table. (Choose two.)

Examine this statement:
SQL > CREATE TABLE sales1 (prod_id, cust_id, quantity_sold, price)
AS
SELECT product_id, customer_id, quantity_sold, price
FROM sales
WHERE 1 = 2;
Which two statements are true about the SALES1 table?

• A. It will not be created because of the invalid WHERE clause.
• B. It will have NOT NULL constraints on the selected columns which had those constraints in the SALES table.
• C. It has PRIMARY KEY and UNIQUE constraints on the selected columns which had those constraints in the SALES table.
• D. It will not be created because the column-specified names in the SELECT and CREATE TABLE clauses do not match.
• E. It is created with no rows.

Answer: B,E

NEW QUESTION # 58
View the Exhibit and examine the structure of CUSTOMERS table.

Evaluate the following query:

Which statement is true regarding the above query?

• A. It executes successfully.
• B. It produces an error because the condition on the CUST_CITY column is not valid.
• C. It produces an error because the condition on the CUST_FIRST_NAME column is not valid.
• D. It produces an error because conditions on the CUST_CREDIT_LIMIT column are not valid.

Answer: A

NEW QUESTION # 59
Examine the structure and data in the PRICE_LIST table:

You plan to give a discount of 25% on the product price and need to display the discount amount in the same format as the PROD_PRICE.
Which SQL statement would give the required result?

• A. SELECT TO_CHAR (prod_price* .25, '$99,999.99')FROM PRICE_LIST
• B. SELECT TO_CHAR (TO_NUMBER(prod_price, '$99,999.99') * . 25, '$99,999.00')FROM PRICE_LIST
• C. SELECT TO_CHAR (TO_NUMBER(prod_price) * .25, '$99,999.00')FROM PRICE_LIST
• D. SELECT TO_NUMBER (TO_NUMBER(prod_price, '$99,999.99') * . 25, '$99,999.00')FROM PRICE_LIST

Answer: B

NEW QUESTION # 60
View the Exhibit and examine the details of PRODUCT_INFORMATIONtable.

You have the requirement to display PRODUCT_NAMEfrom the table where the CATEGORY_IDcolumn has values 12or 13, and the SUPPLIER_IDcolumn has the value 102088. You executed the following SQL statement:
SELECT product_name
FROM product_information
WHERE (category_id = 12 AND category_id = 13) AND supplier_id = 102088; Which statement is true regarding the execution of the query?

• A. It would execute but the output would return no rows.
• B. It would execute and the output would display the desired result.
• C. It would not execute because the entire WHEREclause condition is not enclosed within the parentheses.
• D. It would not execute because the same column has been used in both sides of the ANDlogical operator to form the condition.

Answer: A

NEW QUESTION # 61
Which three statements are true about multiple-row subqueries? (Choose three.)

• A. They cannot contain a subquery within a subquery.
• B. They can contain group functions and GROUP BY and HAVING clauses.
• C. They can return multiple columns as well as rows.
• D. They can return only one column but multiple rows.
• E. They can contain a subquery within a subquery.
• F. They can contain group functions and the GROUP BY clause, but not the HAVING clause.

Answer: B,C,E

NEW QUESTION # 62
View the Exhibit and examine the description for the SALES and CHANNELS tables. (Choose the best answer.)

You issued this SQL statement:

Which statement is true regarding the result?

• A. The statement will fail because the subquery in the VALUES clause is not enclosed within single quotation marks.
• B. The statement will execute and a new row will be inserted in the SALES table.
• C. The statement will fail because a subquery cannot be used in a VALUES clause.
• D. The statement will fail because the VALUES clause is not required with the subquery.

Answer: B

NEW QUESTION # 63
Examine this query which executes successfully:
SELECT job, deptno FROM emp
UNION ALL
SELECT job, deptno FROM jobs_ history;
What will be the result?

• A. It will return rows from both SELECT statements after eliminating duplicate rows.
• B. It will return rows that are not common to both SELECT statements.
• C. It will return rows common to both SELECT statements.
• D. It will return rows from both SELECT statements including duplicate rows.

Answer: D

NEW QUESTION # 64
Which two statements are true about Data Manipulation Language (DML) statements?

• A. A DELETE FROM.....statement can remove rows based on only a single condition on a table.
• B. A DELETE FROM.....statement can remove multiple rows based on multiple conditions on a table.
• C. An INSERTINTO...VALUES..statement can add multiple rows per execution to a table.
• D. An UPDATE... SET...statement can modify multiple rows based on multiple conditions on a table.
• E. An INSERT INTO... VALUES..... statement can add a single row based on multiple conditions on a table.
• F. An UPDATE....SET....statement can modify multiple rows based on only a single condition on a table.

Answer: B,D

Explanation:
Explanation/Reference:
References:
http://www.techonthenet.com/sql/and_or.php

NEW QUESTION # 65
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