Exam Oracle 1z0-071 Demo | Knowledge 1z0-071 Points

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Oracle 1z0-071 exam is a computer-based exam consisting of 73 multiple-choice questions. Candidates have 105 minutes to complete the exam, and the passing score is 63%. 1z0-071 Exam is available in several languages, including English, Japanese, Spanish, and Portuguese.

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Knowledge 1z0-071 Points, New 1z0-071 Exam Notes

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Oracle 1z0-071 exam is intended for SQL developers, database administrators, and IT professionals who work with Oracle databases. 1z0-071 exam consists of 73 multiple-choice questions that need to be completed within two hours. 1z0-071 Exam is available in several languages, including English, Japanese, and Chinese. 1z0-071 exam can be taken either in-person at a Pearson VUE testing center or online from your home or office.

Oracle Database SQL Sample Questions (Q277-Q282):

NEW QUESTION # 277
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. An EMP_IMAGE column can be included in the GROUP BY clause.
C. An EMP_IMAGE column cannot be included in the ORDER BY clause.
D. You cannot add a new column to the table with LONG as the data type.

Answer: C,D

Explanation:
Explanation

NEW QUESTION # 278
Which two are true about the precedence of opertors and condtions

A. || has a higher order of precedence than +(addition)
B. NOT has a higher order of precedence than AND and OR in a condition.
C. AND and OR have the same order of precedence in a condition
D. + (addition) has a higher order of precedence than * (mliplpition)
E. Operators are evaluated before conditions.

Answer: A,B

Explanation:
Regarding the precedence of operators and conditions in Oracle Database 12c:
* Option B: NOT has a higher order of precedence than AND and OR in a condition.
* In logical operations, NOT is evaluated first, followed by AND and then OR.
* Option E: || has a higher order of precedence than +(addition).
* The string concatenation operator || has a higher precedence than the arithmetic + operator.
Options A, C, and D are incorrect because:
* Option A: Multiplication (*) has a higher precedence than addition (+).
* Option C: AND has a higher precedence than OR.
* Option D: Conditions (which may contain operators) are evaluated according to the rules of operator precedence.

NEW QUESTION # 279
View the exhibit and examine the structure of the SALES, CUSTOMERS, PRODUCTS and TIMES tables.

The PROD_ID column is the foreign key in the SALES table, which references the PRODUCTS table.
Similarly, the CUST_ID and TIME_ID columns are also foreign keys in the SALES table referencing the CUSTOMERS and TIMES tables, respectively.
Evaluate the following CREATE TABLE 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 regarding the above command?

A. The NEW_SALES table would not get created because the column names in the CREATE TABLE command and the SELECT clause do not match.
B. The NEW_SALES table would get created and all the FOREIGN KEY constraints defined on the specified columns would be passed to the new table.
C. The NEW_SALES table would not get created because the DEFAULT value cannot be specified in the column definition.
D. The NEW_SALES table would get created and all the NOT NULL constraints defined on the specified columns would be passed to the new table.

Answer: D

NEW QUESTION # 280
View the Exhibit and examine the structure in the DEPARTMENTS tables. (Choose two.)

Examine this SQL statement:
SELECT department_id "DEPT_ID", department_name, 'b' FROM
departments
WHERE departments_id=90
UNION
SELECT department_id, department_name DEPT_NAME, 'a' FROM
departments
WHERE department_id=10
Which two ORDER BY clauses can be used to sort the output?

A. ORDER BY DEPT_NAME;
B. ORDER BY DEPT_ID;
C. ORDER BY 3;
D. ORDER BY 'b';

Answer: B,C

NEW QUESTION # 281
View the Exhibit and examine the structure of the ORDER_ITEMS table.

You must select the ORDER_ID of the order that has the highest total value among all the orders in the ORDER_ITEMS table.
Which query would produce the desired result?
SELECT order_id

A. FROM order_items
GROUP BY order_id
HAVING SUM(unit_price*quantity) = (SELECT MAX(SUM(unit_price*quantity)) FROM order_items GROUP BY order_id); SELECT order_id
B. FROM order_items
WHERE(unit_price*quantity) = (SELECT MAX(unit_price*quantity)
FROM order_items)
GROUP BY order_id;
SELECT order_id
C. FROM order_items
WHERE (unit_price*quantity) = (SELECT MAX(unit_price*quantity)
FROM order_items
GROUP BY order_id)
D. FROM order_items
WHERE(unit_price*quantity) = MAX(unit_price*quantity)
GROUP BY order_id;
SELECT order_id

Answer: A

NEW QUESTION # 282
......

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Exam Oracle 1z0-071 Demo | Knowledge 1z0-071 Points

Knowledge 1z0-071 Points, New 1z0-071 Exam Notes

Oracle Database SQL Sample Questions (Q277-Q282):

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