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Oracle 1z0-071 Exam Syllabus Topics:

Section	Weight	Objectives
Retrieving Data Using the SQL SELECT Statement	5%	- List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Differentiate between SQL statements and SQL*Plus commands
Working with Oracle Database SQL	8%	- Create a container database - Explain the installation of Oracle Database software - Start up and shut down a database - Describe the Oracle Database architecture
Using Conversion Functions and Conditional Expressions	10%	- Apply the NVL, NULLIF, and COALESCE functions to data - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use conditional IF THEN ELSE logic in a SELECT statement - Describe implicit and explicit data type conversion
Displaying Data from Multiple Tables Using Joins	15%	- View data that does not meet a join condition by using outer joins - Write SELECT statements to access data from more than one table using equijoins and non-equijoins - Cross join tables - Join a table to itself by using a self-join
Reporting Aggregated Data Using Group Functions	15%	- Describe the use of group functions - Include or exclude grouped rows by using the HAVING clause - Group data by using the GROUP BY clause - Identify the available group functions
Controlling User Access	5%	- Distinguish between granting privileges and roles - Differentiate system privileges from object privileges - Grant privileges on tables and on a view
Using Subqueries to Solve Queries	15%	- List the types of subqueries - Define subqueries - Write single-row and multi-row subqueries - Describe the types of problems that subqueries can solve
Creating Other Schema Objects	10%	- Create and maintain indexes - Create, maintain, and use sequences - Create synonyms for database objects - Create, modify, and retrieve data from a view
Using Single-Row Functions to Customize Output	10%	- Describe the differences between single-row and multiple-row functions - Manipulate numbers with the ROUND, TRUNC, and MOD functions - Manipulate strings with character function in the SELECT and WHERE clauses - Perform arithmetic with date data - Manipulate dates with the date functions
Using Set Operators	5%	- Describe set operators - Use a set operator to combine multiple queries into a single query - Describe the order of precedence when the set operators are used
Manipulating Data	14%	- Update rows in a table - Delete rows from a table - Describe each data manipulation language (DML) statement - Control transactions - Insert rows into a table
Restricting and Sorting Data	6%	- Use DEFINE and UNDEFINE commands - Use ampersand substitution to restrict and sort output at runtime - Sort the rows that are retrieved by a query - Limit the rows that are retrieved by a query
Using DDL Statements to Create and Manage Tables	14%	- Create a simple table - Describe the data types that are available for columns - Review the table structure - Categorize the main database objects - Drop, rename, and truncate tables - Alter table definitions

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Oracle Database SQL Sample Questions (Q27-Q32):

NEW QUESTION # 27
The STORES table has a column START_DATE of data type DATE, containing the datethe row was inserted.
You only want to display details of rows where START_DATEis within the last 25 months.which WHERE clause can be used?

A. WHERE ADD_MONTHS (start date , 25)<= SYSDATE
B. WHERE MONTHS_BETWEEN(SYSDATE, start_date)<=25
C. WHERE TO_NUMBER(start_date - SYSDATE)<=25
D. WHERE MONTHS_BETWEEN (start_date, SYSDATE)<=25

Answer: B

NEW QUESTION # 28
Which two are true about savepoints?

A. They make uncommitted updates visible to sessions owned by other users.
B. They make uncommitted updates visible to other sessions owned by the? same user.
C. After issuing a savepoint, you can roll back to the savepoint name within the current transaction.
D. You can commit updates done between two savepoints without committing other updates In the current transaction.
E. A rollback to savepoint command issued before the start of a transaction results In an error.
F. After issuing a savepoint, you cannot roll back the complete transaction.

Answer: B,C

NEW QUESTION # 29
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')<>0 ANDSUBSTR(cust_first_name, -2, 1)='a';
B. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')IS NOT NULL ANDSUBSTR(cust_first_name, 1, -2)='a';
C. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>'' ANDSUBSTR(cust_first_name, -2, 1)='a';
D. SELECT cust_first_nameFROM customersWHERE INSTR(cust_first_name, 'e')<>0 ANDSUBSTR(cust_first_name, LENGTH(cust_first_name), -2)='a';

Answer: A

NEW QUESTION # 30
Which three statements are true regarding subqueries? (Choose three.)

A. Only one column or expression can be compared between the main query and subquery.
B. Subqueries can contain ORDER BY but not the GROUP BY clause.
C. Main query and subquery can get data from different tables.
D. Multiple columns or expressions can be compared between the main query and subquery.
E. Main query and subquery must get data from the same tables.
F. Subqueries can contain GROUP BY and ORDER BY clauses.

Answer: C,D,F

Explanation:
http://docs.oracle.com/javadb/10.6.2.1/ref/rrefsqlj13658.html

NEW QUESTION # 31
Which three privileges can be restricted to a subset of columns in a table?

A. UPDATE
B. REFERENCES
C. INDEX
D. INSERT
E. DELETE
F. SELECT
G. ALTER

Answer: A,B,D

NEW QUESTION # 32
......

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