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Oracle 1z0-071 Exam Syllabus Topics:

Section	Objectives
Topic 1: SQL Retrieval	- SELECT statements and filtering data 1. WHERE clause and conditions 2. ORDER BY and row limiting - Joins and set operations 1. INNER, OUTER, CROSS joins 2. UNION, INTERSECT, MINUS
Topic 2: Subqueries and Advanced SQL	- Correlated subqueries and nested queries - Single-row and multi-row subqueries
Topic 3: SQL Functions	- Single-row functions 1. Character, numeric, date functions - Conversion and conditional functions 1. TO_CHAR, TO_NUMBER, CASE expressions
Topic 4: Data Manipulation and Schema Objects	- DDL operations 1. CREATE, ALTER, DROP tables and constraints - DML operations 1. INSERT, UPDATE, DELETE, MERGE
Topic 5: Relational Database Concepts	- Tables, rows, columns, and relational model basics - Data types and database objects overview

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Oracle Database SQL Sample Questions (Q52-Q57):

NEW QUESTION # 52
View the Exhibit and examine the details of the PRODUCT_INFORMATION table.
Exhibit

You must display PRODUCT_NAME from the table where the CATEGORY_ID column has values 12 or 13, and the SUPPLIER_ID column has the value 102088.
You executed this SQL statement:

Which statement is true regarding the execution?

A. It would not execute because the same column has been used twice with the AND logical operator.
B. It would not execute because the entire WHERE clause is not enclosed within parentheses.
C. It would execute and return the desired result.
D. It would execute but would return no rows.

Answer: D

NEW QUESTION # 53
Examine the commands used to create the DEPARTMENT_DETAILS and the COURSE-DETAILS tables:
SQL> CREATE TABLE DEPARTMfiNT_DETAILS
DEPARTMENT_ID NUMBER PRIMARY KEY ,
DEPARTMEHT_NAME VARCHAR2(50) ,
HOD VARCHAP2(50));
SQL> CREATE TABLE COURSE-DETAILS
(COURSE ID NUMBER PRIMARY KEY ,
COURS_NAME VARCHAR2 (50) ,
DEPARTMEHT_ID NUMBER REFERENCES DEPARTMENT_DETAIL
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.departranc_id, c.cours<<_id FROM cource_deatils c LEFT OUTER JOIN departmnt_details d ON (c.dapartmsnt_id=d.departtnent_id);
B. SELECT d.department_id, c.course_id FROM department_details d LEFT OUTER JOIN course_details c ON (d.department___id).- (DEPARTMENT_ID) ;
C. SELECT d.department_id, c. course_id FROM dapartment_details d RIGHT OUTER JOIN course_dotails c ON (c.depattnient_id=d.department_id) ;
D. SELECT d.department id. ccours_id FROM department_details d RIGHT OUTER JOIN course_details c ON (d.department_id);

Answer: B

NEW QUESTION # 54
Examine the data in the ENPLOYEES table:

Which statement will compute the total annual compensation tor each employee?

A. SELCECT last_namo, (monthly_salary * 12) + (menthy_salary * 12 * monthly_commission_pct) AS annual_comp FROM employees
B. SELCECT last_namo, (monthly_salary * 12) + (monthly_commission_pct * 12) AS annual_comp FROM employees
C. SELCECT last_namo, (monthly_salary * 12) + (menthy_salary * 12 * NVL (monthly_commission_pct, 0)) AS annual_comp FROM employees
D. SECECT last_namo, (menthy_salary + monthly_commission_pct) * 12 AS annual_comp FROM employees;

Answer: C

NEW QUESTION # 55
Examine the description of the EMPLOYEES table:

Which statement will execute successfully, returning distinct employees with non-null first names?

A. SELECT Distinct * FROM employees WHERE first_ name < > NULL;
B. SELECT first_ name, DISTNCT last_ name FROM employees WHERE first_ name IS NOT NULL;
C. SELECT DISTINCT * FROM employees WHERE first_ name IS NOT NULL;
D. SELECT first_ name, DISTINCT last_ name FROM employees WHERE first_ name < > NULL;

Answer: C

NEW QUESTION # 56
Which two are true about rollbacks?

A. A transaction interrupted by a system failure is automatically rolled back.
B. If the ROLLBACK statement is used without TO SAVEPOINT, then all savepoints in the transaction are deleted .
C. Data Control L anguage (DCL) statements, such as GRANT and REVOKE, can be rolled back.
D. Data consistency is not guaranteed after a rollback.
E. The ROLLBACK statement does not release locks resulting from table updates.

Answer: A,B

NEW QUESTION # 57
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