EXAM 1Z0-071 QUESTIONS - NEW 1Z0-071 EXAM CAMP

Exam 1z0-071 Questions - New 1z0-071 Exam Camp

Exam 1z0-071 Questions - New 1z0-071 Exam Camp

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Oracle 1z0-071 exam, also known as the Oracle Database SQL exam, is designed to test the knowledge and skills of individuals in the area of SQL for Oracle databases. 1z0-071 Exam is ideal for individuals who are looking to validate their understanding of SQL and wish to obtain a certification in this area.

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Oracle Database SQL Sample Questions (Q119-Q124):

NEW QUESTION # 119
Examine the description of the EMPLOYEES table:

Which statement will fail?

  • A. SELECT department_id, COUNT (*)
    FROM employees
    WHERE department_ id <> 90 AND COUNT(*) >= 3
    GROUP BY department_id;
  • B. SELECT department_id, COUNT (*)
    FROM employees
    HAVING department_ id <> 90 AND COUNT(*) >= 3
    GROUP BY department_id;
  • C. SELECT department_id, COUNT(*)
    FROM employees
    WHERE department_id <> 90 HAVING COUNT(*) >= 3
    GROUP BY department_id;
  • D. SELECT department_id, COUNT(*)
    FROM employees
    WHERE department_id <> 90 GROUP BY department_id
    HAVING COUNT(*) >= 3;

Answer: A


NEW QUESTION # 120
Examine the business rule:
Each student can work on multiple projects and each project can have multiple students.
You need to design an Entity Relationship Model (ERD) for optimal data storage and allow for generating reports in this format:
STUDENT_ID FIRST_NAME LAST_NAME PROJECT_ID PROJECT_NAME PROJECT_TASK
Which two statements are true in this scenario? (Choose two.)

  • A. PROJECT_ID must be the primary key in the PROJECTS entity and foreign key in the STUDENTS entity.
  • B. The ERD must have a M:M relationship between the STUDENTS and PROJECTS entities that must be resolved into 1:M relationships.
  • C. An associative table must be created with a composite key of STUDENT_ID and PROJECT_ID, which is the foreign key linked to the STUDENTS and PROJECTS entities.
  • D. The ERD must have a 1:M relationship between the STUDENTS and PROJECTS entities.
  • E. STUDENT_ID must be the primary key in the STUDENTS entity and foreign key in the PROJECTS entity.

Answer: B,C

Explanation:
Explanation
http://www.oracle.com/technetwork/issue-archive/2011/11-nov/o61sql-512018.html


NEW QUESTION # 121
You execute these commands:
CREATE TABLE customers (customer id INTEGER, customer name VARCHAR2 (20)); INSERT INTO customers VALUES (1'Custmoer1 '); SAVEPOINT post insert; INSERT INTO customers VALUES (2, 'Customer2 ');
<TODO>
SELECTCOUNT (*) FROM customers;
Which two, used independently, can replace <TODO> so the query retums 1?

  • A. ROLLBACK;
  • B. CONOIT TO SAVEPOINT post_ insert;
  • C. COMMIT;
  • D. ROLIBACK TO SAVEPOINT post_ insert;
  • E. ROLLEBACK TO post_ insert;

Answer: D,E


NEW QUESTION # 122
Examine the description of the PRODUCTS table:

Which two statements execute without errors?

  • A. MERGE INTO new_prices n
    USING (SELECT * FROM products) p
    WHEN MATCHED THEN
    UPDATE SET n.price= p.cost* 01
    WHEN NOT MATCHED THEN
    INSERT(n.prod_id, n.price) VALUES(p.prod_id, cost*.01)
    WHERE(p.cost<200);
  • B. MERGE INTO new_prices n
    USING products p
    ON (p.prod_id =n.prod_id)
    WHEN NOT MATCHED THEN
    INSERT (n.prod _id, n.price) VALUES (p.prod_id, cost*.01)
    WHERE (p.cost<200);
  • C. MERGE INTO new_prices n
    USING (SELECT * FROM products WHERE cost>150) p
    ON (n.prod_id= p.prod_id)
    WHEN MATCHED THEN
    UPDATE SET n.price= p.cost*.01
    DELETE WHERE (p.cost<200);
  • D. MERGE INTO new_prices n
    USING (SELECT * FROM products WHERE cost>150) p
    ON (n.prod_id= p.prod_id)
    WHEN MATCHED THEN
    DELETE WHERE (p.cost<200)

Answer: B,C


NEW QUESTION # 123
The EMPLOYEES table contains columns EMP_IDof data type NUMBERand HIRE_DATEof data type DATE.
You want to display the date of the first Monday after the completion of six months since hiring.
The NLS_TERRITORYparameter is set to AMERICAin the session and, therefore, Sunday is the first day of the week.
Which query can be used?

  • A. SELECT emp_id, ADD_MONTHS(hire_date, 6), NEXT_DAY('MONDAY') FROM employees;
  • B. SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 1) FROM employees;
  • C. SELECT emp_id, NEXT_DAY (MONTHS_BETWEEN (hire_date, SYSDATE), 6) FROM
  • D. employees;
    SELECT emp_id, NEXT_DAY(ADD_MONTHS(hire_date, 6), 'MONDAY') FROM employees;

Answer: D

Explanation:
Explanation/Reference: http://www.dba-oracle.com/t_add_months.htm


NEW QUESTION # 124
......

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