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Oracle 1z0-071 Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Using Single-Row Functions to Customize Output	10%	- 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 - Describe the differences between single-row and multiple-row functions
Topic 2: Reporting Aggregated Data Using Group Functions	15%	- Identify the available group functions - Describe the use of group functions - Group data by using the GROUP BY clause - Include or exclude grouped rows by using the HAVING clause
Topic 3: Using Set Operators	5%	- Use a set operator to combine multiple queries into a single query - Describe set operators - Describe the order of precedence when the set operators are used
Topic 4: Manipulating Data	14%	- Describe each data manipulation language (DML) statement - Control transactions - Update rows in a table - Insert rows into a table - Delete rows from a table
Topic 5: 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
Topic 6: Using Conversion Functions and Conditional Expressions	10%	- Use conditional IF THEN ELSE logic in a SELECT statement - Describe implicit and explicit data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Apply the NVL, NULLIF, and COALESCE functions to data
Topic 7: Controlling User Access	5%	- Differentiate system privileges from object privileges - Distinguish between granting privileges and roles - Grant privileges on tables and on a view
Topic 8: Creating Other Schema Objects	10%	- Create synonyms for database objects - Create, modify, and retrieve data from a view - Create, maintain, and use sequences - Create and maintain indexes
Topic 9: Using Subqueries to Solve Queries	15%	- Define subqueries - Describe the types of problems that subqueries can solve - List the types of subqueries - Write single-row and multi-row subqueries
Topic 10: Working with Oracle Database SQL	8%	- Start up and shut down a database - Explain the installation of Oracle Database software - Describe the Oracle Database architecture - Create a container database
Topic 11: Retrieving Data Using the SQL SELECT Statement	5%	- Differentiate between SQL statements and SQL*Plus commands - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement
Topic 12: Restricting and Sorting Data	6%	- Use DEFINE and UNDEFINE commands - Sort the rows that are retrieved by a query - Use ampersand substitution to restrict and sort output at runtime - Limit the rows that are retrieved by a query
Topic 13: Using DDL Statements to Create and Manage Tables	14%	- Categorize the main database objects - Alter table definitions - Describe the data types that are available for columns - Drop, rename, and truncate tables - Review the table structure - Create a simple table

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1z0-071 Exam Simulation: Oracle Database SQL & 1z0-071 Study Guide Materials

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Oracle Database SQL Sample Questions (Q396-Q401):

NEW QUESTION # 396
Which two are true about global temporary tables?

A. Their data is always stored in the default temporary tablespace of the user who created them.
B. If the ON COMMIT clause Is transaction-specific, all rows in the table are deleted alter each COMMIT or ROLLBACK.
C. If the ON COMMIT clause is session-specific,the table is dropped when the session is terminated.
D. Indexes can be created on them.
E. They can be created only by a user with the DBA role,but can be accessed by all users who can create a session.
F. Backup and recovery operations are available for these tables.

Answer: B,C

NEW QUESTION # 397
View the Exhibit and examine the structure of the EMPtable which is not partitioned and not an index-organized table. (Choose two.)

Evaluate this SQL statement:
ALTER TABLE emp
DROP COLUMN first_name;
Which two statements are true?

A. The FIRST_NAMEcolumn would be dropped provided at least one column remains in the table.
B. The drop of the FIRST_NAMEcolumn can be rolled back provided the SET UNUSEDoption is added to the SQL statement.
C. The FIRST_NAMEcolumn can be dropped even if it is part of a composite PRIMARY KEYprovided the CASCADEoption is added to the SQL statement.
D. The FIRST_NAMEcolumn would be dropped provided it does not contain any data.

Answer: A

Explanation:
Explanation

NEW QUESTION # 398
Examine the description of the PRODUCTS table:

Which two statements execute without errors?

A. 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)
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) 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);
D. 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);

Answer: B,D

NEW QUESTION # 399
Which statement is true regarding external tables?

A. The CREATE TABLE AS SELECT statement can be used to unload data into regular table in the database from an external table.
B. The default REJECT LIMIT for external tables is UNLIMITED.
C. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.
D. The data and metadata for an external table are stored outside the database.

Answer: A

Explanation:
https://docs.oracle.com/cd/B28359_01/server.111/b28310/tables013.htm

NEW QUESTION # 400
Examine the data in the CUST_NAME column of the CUSTOMERS table:
CUST_NAME
---------------------
Renske Ladwig
Jason Mallin
Samuel McCain
Allan MCEwen
Irene Mikkilineni
Julia Nayer
You want to display the CUST_NAME values where the last name starts with Mc or MC.
Which two WHERE clauses give the required result?

A. WHERE SUBSTR(cust_name, INSTR(cust_name,' ') + 1) LIKE 'Mc%'
B. WHERE INITCAP(SUBSTR(cust_name, INSTR(cust_name,' ') + 1)) LIKE 'Mc%'
C. WHERE INITCAP(SUBSTR(cust_name, INSTR(cust_name,' ') + 1)) IN ('MC%','Mc%')
D. WHERE UPPER(SUBSTR(cust_name, INSTR(cust_name,' ') + 1)) LIKE UPPER('MC%')
E. WHERE SUBSTR(cust_name, INSTR(cust_name,' ') + 1) LIKE 'Mc%' OR 'MC%'

Answer: B,D

NEW QUESTION # 401
......

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