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Oracle 1Z0-082 Exam Syllabus Topics:

Section	Objectives
Topic 1: Understanding Oracle Database Architecture - Oracle Database Instance	- Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management - Describe the background processes
Topic 2: Managing Users, Roles, and Privileges	- Create and manage database user accounts - Create and manage roles - Grant and revoke privileges - Differentiate system privileges and object privileges
Topic 3: Managing Data in Different Time Zones	- Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings - Use various datetime data types (DATE, TIMESTAMP, INTERVAL)
Topic 4: Using Subqueries to Solve Queries	- Use subqueries in the WHERE clause and HAVING clause - Use scalar subqueries in SQL - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators
Topic 5: Managing Oracle Database Instances	- Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR) - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE)
Topic 6: Managing Schema Objects	- Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms - Create indexes and views - Create and modify tables
Topic 7: Using the Set Operators	- Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS)
Topic 8: Introduction to Oracle Database	- Describe Oracle Database architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture
Topic 9: Displaying Data from Multiple Tables Using Joins	- Use CROSS joins - Use Equijoins and Non-equijoins - Join a table to itself using self-join - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features
Topic 10: Restricting and Sorting Data	- Use the WHERE clause to limit retrieved rows - Use the BETWEEN comparator - Sort data using the ORDER BY clause - Use the NULL operators (IS NULL, IS NOT NULL) - Use the LIKE and IN operators - Use comparison operators and logical operators (AND, OR, NOT)
Topic 11: Understanding Oracle Database Architecture - Database Storage Structures	- Create and manage tablespaces - Manage space in tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files
Topic 12: Reporting Aggregated Data Using the Group Functions	- Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data - Describe group functions (AVG, SUM, MIN, MAX, COUNT)
Topic 13: Using Conversion Functions and Conditional Expressions	- Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions - Use the CAST function for data type conversion
Topic 14: Using Single-Row Functions to Customize Output	- Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use character, number, and date functions in SELECT statements - Use CASE and DECODE for conditional expressions - Describe various types of functions available in SQL
Topic 15: Working with Oracle Cloud Exadata Express Cloud Service	- Navigate the Exadata Express Cloud Service console - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Describe the features and benefits of Exadata Express Cloud Service
Topic 16: Retrieving Data using the SQL SELECT Statement	- Use scalar and correlated subqueries - Execute a basic SELECT statement - Use the ORDER BY clause - List the capabilities of SQL SELECT statements - Describe how schema objects work - Use SQL row functions (character, number, date, conversion, general)

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Oracle Database Administration I Sample Questions (Q26-Q31):

NEW QUESTION # 26
Examine the description of the BOOKS table:

The table has 100 rows.
Examine this sequence of statements issued in a new session:
INSERT INTO books VALUES ('ADV112', 'Adventures of Tom Sawyer', NULL,
NULL);
SAVEPOINT a;
DELETE FROM books;
ROLLBACK TO SAVEPOINT a;
ROLLBACK;
Which two statements are true? (Choose two.)

A. The first ROLLBACK command restores the 101 rows that were deleted, leaving the inserted row still to be committed
B. The second ROLLBACK command does nothing
C. The second ROLLBACK command replays the delete
D. The first ROLLBACK command restores the 101 rows that were deleted and commits the inserted row
E. The second ROLLBACK command undoes the insert

Answer: D,E

NEW QUESTION # 27
Which four statements are true regarding primary and foreign key constraints and the effect they can have on table data? (Choose four.)

A. A table can have only one primary key but multiple foreign keys
B. It is possible for child rows that have a foreign key to be deleted automatically from the child table at the time the parent row is deleted
C. Primary key and foreign key constraints can be defined at both the column and table level
D. A table can have only one primary key and one foreign key
E. The foreign key columns and parent table primary key columns must have the same names
F. It is possible for child rows that have a foreign key to remain in the child table at the time the parent row is deleted
G. Only the primary key can be defined at the column and table level

Answer: A,B,C,E

NEW QUESTION # 28
View the Exhibits and examine the structure of the COSTS and PROMOTIONS tables.
You want to display PROD_IDS whose promotion cost is less than the highest cost PROD_ID in a promotion time interval.
Examine this SQL statement:

Exhibit 1.

Exhibit 2.

What will be the result?

A. It executes successfully and gives the required result
B. It gives an error because the GROUP BY clause is not valid
C. It gives an error because the ALL keyword is not valid
D. It executes successfully but does not give the required result

Answer: A

NEW QUESTION # 29
In the spfile of a single instance database, LOCAL_LISTENER is set to LISTENER_1.
The TNSNAMES.ORA file in $ORACLE_HOME/network/admin in the database home contains:

Which statement is true?

A. The LREG process registers services dynamically with the LISTENER_1 listener
B. LISTENER_1 must also be defined in the LISTENER.ORA file to enable dynamic service registration
C. Dynamic service registration cannot be used for this database instance
D. The definition for LISTENER_1 requires a CONNECT_DATA section to enable dynamic service registration
E. There are two listeners named LISTENER and LISTENER_1 running simultaneously using port 1521 on the same host as the database instances

Answer: A

Explanation:
The listener forwards client requests to supported services. These services are dynamically registered with the listener. This dynamic registration feature is called service registration. The registration is performed by the Listener Registration (LREG) process. Dynamic service registration does not require any manual configuration in the listener.ora file.

NEW QUESTION # 30
Which two are true about a SQL statement using SET operators such as UNION? (Choose two.)

A. The names and number of columns must be identical for all SELECT statements in the query.
B. The data type of each column returned by the second query must be implicitly convertible to the data type of the corresponding column returned by the first query.
C. The data type group of each column returned by the second query must match the data type of the corresponding column returned by the first query.
D. The number, but not names, of columns must be identical for all SELECT statements in the query.
E. The data type of each column returned by the second query must exactly match the data type of the corresponding column returned by the first query.

Answer: C,E

NEW QUESTION # 31
......

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