Oracle 1z0-082: Oracle Database Administration 1 Exam Certification Path

The Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator certification is for Database Development Systems Managers and Database Administrators with at least 1 year of RAC and Grid Infrastructure experience. It is also recommended to understand high availability concepts and clustering. To earn this certificate, you should have the ability to install, manage, monitor, and recover RAC databases, Clusterware, and ASM environments. You will get a complete understanding of the architecture of the Clusterware, ASM, and RAC databases while preparing for the exam. After earning this certification, you will gain the skills of installing, setup, backup and recovering, tuning, and monitoring these components. Self-study courses are great sources for the preparation of the Exam, but they do not meet the requirement of the training. To meet the requirement of the training course must be offered by Oracle University Training Center, Oracle Authorized Education Center, Oracle Authorized Partner, or Oracle Workforce Development Program. Courses can be a live virtual class, training on demand, learning subscription, or instructor-led in-class.

Average Salary for Oracle 1z0-082: Oracle Database Administration 1 Exam

Oracle Database administrator roles are in great demand nowadays. The average salaries of Oracle 1Z0-068 Exam Certified professional in:

India - 69,96,000 16,42,330 INR
Europe - 80,000 Euro
United State - 94,000 USD
England - 71,000 POUND

What is the duration, language, and format of Oracle 1z0-082: Oracle Database Administration I Exam

The type of questions is Multiple Choice Questions.
Section 2: 45%
This exam consists of 90 questions.
Section 3: 33%
This exam is offered in only English.
Section 1: 60%
Certification Validity period : 3 years.
There is a time limit of 140 minutes for the exam.
Passing score:

Oracle database certifications require periodic recertification. To hold your certification inactive condition, you must update to the new edition within 1 year of Oracle's credential withdrawal.

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Who should take the Oracle 1z0-082: Oracle Database Administration I Exam

This course is designed for Database Administrators and Database production Systems Administrators.

Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082

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Oracle 1Z1-082 Exam Syllabus Topics:

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

Oracle Database Administration I Sample Questions:

Question #1

Which two tasks can be performed in the NOMOUNT state? (Choose two.)

A. re-creating control files
B. creating a database
C. renaming data files
D. full database recovery
E. enabling online redo log archiving

Reveal Solution Discussion 0

Correct Answer: A,B 🗳️

Question #2

Which three statements are true about roles?

A. The SET ROLE statement can disable one or more roles for a session.
B. Roles may be granted to roles.
C. Roles must be password protected.
D. The SET ROLE statement can enable one or more roles for a session.
E. All roles granted to a user are set on by default when the user logs in,
F. Object privileges may not be granted to roles.

Reveal Solution Discussion 0

Correct Answer: A,B,F 🗳️

Question #3

You execute this command:

Sufficient storage is available in filesystem /u01.
Which two statements are true about the BIG_TBStablespace? (Choose two.)

A. It must be bigger than the largest SMALLFILE tablespace
B. It will be a dictionary-managed tablespace by default
C. It will always have a 32K blocksize
D. AUTOEXTEND is possible for the datafile
E. Additional data files may not be added

Reveal Solution Discussion 0

Correct Answer: A,D 🗳️

Question #4

What is true about non-equijoin statement performance? (Choose two.)

A. Table aliases can improve performance
B. The BETWEEN condition always performs better than using the >= and <= conditions
C. The join syntax used makes no difference to performance
D. The BETWEEN condition always performs less well than using the >= and <= conditions
E. The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax

Reveal Solution Discussion 0

Correct Answer: A,E 🗳️

Question #5

Examine this SQL statement:
SELECT cust_id, cust_last_name "Last Name"
FROM customers
WHERE country_id = 10
UNION
SELECT cust_id CUST_NO, cust_last_name
FROM customers
WHERE country_id = 30
Identify three ORDER BY clauses, any one of which can complete the query successfully.
(Choose three.)