How to Study the Oracle 1z0-082: Oracle Database Administration I Exam
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- Oracle Database Learning Subscription
- Oracle Database 12c: RAC Administration
- Oracle Database 12c: ASM Administration and
Who should take the Oracle 1z0-082: Oracle Database Administration I Exam
This course is designed for Database Administrators and Database production Systems Administrators.
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What is the duration, language, and format of Oracle 1z0-082: Oracle Database Administration I Exam
- Section 3: 33%
- Passing score:
- Certification Validity period : 3 years.
- Section 2: 45%
- The type of questions is Multiple Choice Questions.
- There is a time limit of 140 minutes for the exam.
- Section 1: 60%
- This exam is offered in only English.
- This exam consists of 90 questions.
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.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
Introduction to Oracle 1z0-082: Oracle Database Adminstration 1 Exam
Oracle Database 12c: RAC and Grid Infrastructure Administration Exam assess the abilities of the Database Administrators and System Administrators who have at least 1 year of experience in RAC and Grid Infrastructure. The candidates should have the ability to install, manage, tracking, tuning and restoring RAC databases, cluster, and Oracle Automatic Storage Management (ASM). They should have a good understanding of the architectures of the ASM, Clusterware, and Oracle RAC databases. They should also know how to install, setup, backup, and recovery monitoring and tuning of these components.
Oracle Real Application Clusters (RAC) in database computing is a choice for Oracle Database software developed by Oracle Corporation, it provides clustering software and high availability in Oracle database environments. With the Enterprise Version, Oracle Corporation includes RAC, provided the nodes are clustered using Oracle Clusterware. Oracle RAC allows several machines when accessing a single database, to run Oracle RDBMS software simultaneously, offering to cluster.
The Oracle Grid Infrastructure for an independent server is the Oracle software that offers system support for a database including the file system, volume management, and automation of the restart process. If you want to utilize the Oracle restart or Oracle Automatic Storage Management (ASM) services, you have to install Oracle grid infrastructure before installing Oracle Database.
Oracle 1Z0-082 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Monitoring and Performance Management | - Database monitoring tools - Performance tuning basics |
| Database Administration | - Managing users and privileges - Managing database objects |
| Database Storage Structures | - Tablespaces and datafiles - Control files and redo logs |
| Oracle Database Architecture | - Physical database structure - Database instance and memory structures |
| Database Installation and Configuration | - Creating and configuring a database - Installing Oracle Database software |
| Multitenant Architecture | - Managing pluggable databases - Container and pluggable databases (CDB/PDB) |
| Backup and Recovery Concepts | - Backup and restore operations - RMAN fundamentals |
Oracle Database Administration I Sample Questions:
Which two statements are true about substitution variables?
- A. A substitution variable used to prompt for a column name must be enclosed in double quotation marks.
- B. A substitution variable prefixed with & always prompts only once for a value in a session.
- C. A substitution variable can be used with any clause in a select statement.
- D. A substitution variable prefixed with to prompts only once for a value in a session unless it is set to undefined in the session
- E. A substitution variable used to prompt for a column name must be enclosed in single quotation marks.
- F. A substitution variable can be used only in a select statement.
Correct Answer: D 🗳️
The SCOTT/TIGER user exists in two databases, BOSTON_DB and DALLAS_DB, in two different locations.
Each database has a tnsnames.ora file defining DALLAS_DB as a service name.
Examine this command:
CREATE DATABASE LINK dblink1 CONNECT TO scott IDENTIFIED BY tiger USING
`dallas_db';
How do you execute the command so that only SCOTT in BOSTON_DB can access the SCOTT schema in DALLAS_DB?
- A. as SCOTT in DALLAS_DB
- B. as SYS in both the databases
- C. as SCOTT in both the databases
- D. as SCOTT in BOSTON_DB
- E. as SCOTT in BOSTON_DB and SYS in DALLAS_DB
Correct Answer: B 🗳️
Table EMPLOYEES contains columns including EMPLOYEE_ID, JOB_ID and SALARY.
Only the EMPLOYEE_ID column is indexed.
Rows exist for employees 100 and 200.
Examine this statement:
Which two statements are true? (Choose two.)
- A. Employee 100 will have SALARY set to the same value as the SALARY of employee 200
- B. Employee 200 will have JOB_ID set to the same value as the JOB_ID of employee 100
- C. Employees 100 and 200 will have the same SALARY as before the update command
- D. Employee 200 will have SALARY set to the same value as the SALARY of employee 100
- E. Employee 100 will have JOB_ID set to the same value as the JOB_ID of employee 200
- F. Employees 100 and 200 will have the same JOB_ID as before the update command
Correct Answer: A,B 🗳️
Table ORDER_ITEMScontains columns ORDER_ID, UNIT_PRICEand QUANTITY, of data type NUMBER.
Examine these SQL statements:
Statement 1:
SELECT MAX(unit_price * quantity) "Maximum Order"
FROM order_items;
Statement 2:
SELECT MAX(unit_price * quantity) "Maximum Order"
FROM order_items
GROUP BY order_id;
Which two statements are true?
- A. Both statements will return NULL if either UNIT_PRICE or QUANTITY contains NULL.
- B. Statement 2 may return multiple rows of output.
- C. Both the statements give the same output.
- D. Statement 2 returns only one row of output.
- E. Statement 1 returns only one row of output.
Correct Answer: A,B 🗳️
What two are benefits of Data Pump? (Choose two.)
- A. It can execute in parallel.
- B. It makes use of client system resources.
- C. It represents database metadata information as DDL statements in the dump file.
- D. It can export data into sequential media, such as tapes.
- E. It can restart failed export jobs.
Correct Answer: A,E 🗳️
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