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Oracle 1z0-071 Exam Syllabus Topics:

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

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Oracle Database SQL Sample Questions (Q112-Q117):

NEW QUESTION # 112
Which statements is true about using functions in WHERE and HAVING?

A. using aggregate functions in the WHERE clause requires a subquery
B. using single-row functions in the WHERE clause requires a subquery
C. using aggregate functions in the HAVING clause requires a subquery
D. using single-row functions in the HAVING clause requires a subquery

Answer: B,C

NEW QUESTION # 113
Examine these SQL statements which execute successfully:

Which two statements are true after execution?

A. The foreign key constraint will be enabled and DEFERRED.
B. The primary key constraint will be enabled and DEFERRED.
C. The foreign key constraint will be enabled and IMMEDIATE.
D. The foreign key constraint will be disabled.
E. The primary key constraint will be enabled and IMMEDIATE.

Answer: D,E

NEW QUESTION # 114
Examine these SQL statements that are executed in the given order:

What will be the status of the foreign key EMP_MGR_FK?

A. It will be enabled and immediate.
B. It will remain disabled and can be re-enabled manually.
C. It will remain disabled and can be enabled only by dropping the foreign key constraint and re-creating it.
D. It will be enabled and deferred.

Answer: B

NEW QUESTION # 115
Which two statements are true about Oracle synonyms?

A. Any user can create a PUBLICsynonym.
B. A synonym has an object number.
C. A synonym can be created on an object in a package.
D. All private synonym names must be unique in the database.
E. A synonym can have a synonym.

Answer: C,D

Explanation:
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/server.102/b14200/statements_7001.htm

NEW QUESTION # 116
Examine this statement:

Which two things must be changed for it to execute successfully?

A. One of the LONG columns must be changed to a VARCHAR2 or CLOB.
B. The foreign key constraint on DEPT_ID must be defined at the table level instead of the column level.
C. The primary key constraint on BMP_ID must have a name.
D. The word CONSTRAINT in the foreign key constraint on DEPT_ID must be changed to FOREIGN KEY.
E. The NOT NULL constraint on ENAME must be defined at the column level instead of the table level.

Answer: A,E

NEW QUESTION # 117
......

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