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Oracle 1Z0-082 Exam Syllabus Topics:

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

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Oracle Database Administration I Sample Questions (Q149-Q154):

NEW QUESTION # 149
Which three statements are true about the Oracle Data Dictionary? (Choose three.)

A. It is owned by the SYSTEM user
B. Views with the same name but different prefixes, such as CDB, DBA, ALL and USER, reference the same base tables from the data dictionary
C. Base tables can be queried directly
D. Usernames of all users including database administrators are stored in the data dictionary
E. Data dictionary views are created by joins of dictionary base tables and DBA-defined tables
F. The data dictionary is created and maintained by the database administrator

Answer: B,C,D

NEW QUESTION # 150
You want to write a query that prompts for two column names and the WHERE condition each time it is executed in a session but only prompts for the table name the first time it is executed.
The variables used in your query are never undefined in your session.
Which query can be used?
SELECT &&col1, &&col2

A. FROM &table
WHERE &&condition = &&cond;
SELECT &col1, &col2
B. FROM "&table"
WHERE &condition;
SELECT '&&col1', '&&col2'
C. FROM &&table
WHERE &condition;
SELECT &col1, &col2
D. FROM &table
WHERE '&&condition' = '&cond';
SELECT &&col1, &&col2
E. FROM &table
WHERE &&condition;

Answer: C

NEW QUESTION # 151
Which three functions are performed by dispatchers in a shared server configuration? (Choose three.)

A. sending shared server session responses back to requesters on the appropriate connection
B. receiving inbound requests from processes using shared server connections
C. checking for outbound shared server responses on the common outbound response queue
D. broadcasting shared server session responses back to requesters on all connections
E. sending each connection input request to the appropriate shared server input queue
F. writing inbound request to the common request queue from all shared server connections

Answer: A,B,F

Explanation:
https://docs.oracle.com/cd/B28359_01/server.111/b28310/manproc001.htm#ADMIN11168

NEW QUESTION # 152
Which three statements are true about Oracle synonyms? (Choose three.)

A. Any user can drop a PUBLIC synonym
B. A SEQUENCE can have a synonym
C. A synonym cannot be created for a PL/SQL package
D. A synonym created by one user can refer to an object belonging to another user
E. A synonym can be available to all users

Answer: B,D,E

NEW QUESTION # 153
Which two are true about the roles? (Choose two.)

A. All privileges and roles granted to a user are enabled by default when the user logs in.
B. The SET ROLE statement can be used once per session.
C. A role must be disabled before it can be revoked from a user.
D. The ALTER USER statement must be used to set specific default roles for a user.
E. The SET ROLE statement enables as well as disables roles in a session.

Answer: A,E

NEW QUESTION # 154
......

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