How to Prepare for Oracle 1z0-082: Oracle Database Administration 1 Exam
Preparation Guide for Oracle 1z0-082: Oracle Database Administration 1 Exam
Introduction
Oracle, based in California, is an American multinational Information Technology company. Oracle is an international company that develops software applications for business. To help enterprises develop their operations, Oracle provides a variety of cloud-based applications and systems as well as hardware and services. Data management, business analytics, IT operations management, enterprise resource planning, security, and emerging technologies are the focus of Oracle's applications. Oracle is best known for its database software and technology. Oracle Database, a relational Database Management System (DBMS), is one of the most popular corporate database products.
Oracle also develops and builds tools and technologies for database management systems for middle-tier applications, Human Capital Management systems (HCM), Customer Relationship Management systems (CRM), Enterprise Resource Planning systems (ERP), and Supply Chain Management systems (SCM). Oracle Database commonly known as Oracle Database Management System (DBMS) is a multi-model database management system. It is a widely used database to run tasks for Data warehousing and Online Transaction processing databases. Different service providers make Oracle Database accessible on cloud, premises, or a hybrid cloud installation.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
Topics of Oracle 1z0-082: Oracle Database Administration I Exam
The Oracle 1Z0-068 practice exams the abilities and knowledge of the candidates by checking the following objectives of 1z0-068 exam dumps:
Understanding Oracle Database Architecture - Oracle Database: Administration Workshop
- Understanding Oracle Database Instance Configurations
- Understanding Logical and Physical Database Structures
- Understanding Oracle Database Memory and Process Structures
- Understanding Oracle Database Server Architecture
Managing Database Instances - Oracle Database: Administration Workshop
- Using the Alert Log and Trace Files
- Starting Up Oracle Database Instances
- Managing Initialization Parameter Files
- Using Dynamic Performance Views
- Using Data Dictionary Views
- Shutting Down Oracle Database Instances
- Using the Automatic Diagnostic Repository (ADR)
Managing Users, Roles, and Privileges - Oracle Database: Administration Workshop
- Creating and Assigning Profiles
- Administering User Authentication Methods
- Managing Oracle Database Users, Privileges, and Roles
- Assigning Quotas to Users
- Applying the Principle of Least Privilege
Managing Storage - Oracle Database: Administration Workshop
- Using Space-Saving Features
- Shrinking Segments
- Managing Resumable Space Allocation
- Managing Different Types of Segments
- Understanding Block Space Management
- Using Table and Row Compression
- Deferring Segment Creation
- Deploying Oracle Database Space Management Features
Moving Data - Oracle Database: Administration Workshop
- Using SQL Loader
- Using Oracle Data Pump
- Using External Tables
Accessing an Oracle Database with Oracle supplied Tools - Oracle Database: Administration Workshop
- Using Oracle Enterprise Manager Cloud Control
- Using oracle enterprise Manager Database Express
- Using SQL Developer
- Using SQL Plus
- Using the Database Configuration Assistant (DBCA)
Configuring Oracle Net Services - Oracle Database: Administration Workshop
- Connecting to an Oracle Database Instance
- Administering Naming Methods
- Configuring Communication Between Database Instances
- Configuring the Oracle Net Listener
- Comparing Dedicated and Shared Server Configurations
- Using Oracle Net Services Administration Tools
Managing Tablespaces and Datafiles - Oracle Database: Administration Workshop
- Moving and Renaming Online Data Files
- Viewing Tablespace Information
- Implementing Oracle Managed Files
- Managing Table Data Storage
- Creating, Altering, and Dropping Tablespaces
Managing Undo - Oracle Database: Administration Workshop
- Understanding Temporary Undo
- Configuring Undo Retention
- Limiting Rows Returned in a SQL Statement
- Restricting and Sorting Data - Oracle Database: Introduction to SQL
- Using the DEFINE and VERIFY commands
- Applying Rules of precedence for operators in an expression
- Storing Undo Information
- Comparing Undo Data and Redo Data
- Using Substitution Variables
- Understanding Transactions and Undo Data
Using Conversion Functions and Conditional Expressions - Oracle Database: Introduction to SQL
- Manipulating numbers with the ROUND, TRUNC, and MOD functions
- Using Column aliases
- Applying the NVL, NULLIF, and COALESCE functions to data
- Using Single-Row Functions to Customize Output - Oracle Database: Introduction to SQL
- Using Non-equijoins
- Using Self-joins
- Using Arithmetic expressions and NULL values in the SELECT statement
- Working with INTERVAL data types
- Using OUTER joins
- Using the ORDER BY clause in set operations
- Using The INTERSECT operator
- Retrieving Data using the SQL SELECT Statement - Oracle Database: Introduction to SQL
- Managing Views
- Using concatenation operator, literal character strings, alternative quote operator, and the DISTINCT keyword
- Using The DESCRIBE command
- Displaying Data from Multiple Tables Using Joins - Oracle Database: Introduction to SQL
- Managing Views - Oracle Database: Introduction to SQL
- Using SET Operators - Oracle Database: Introduction to SQL
- Using The MINUS operator
- Manipulating strings with character functions in SQL SELECT and WHERE clauses
- Using the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
- Understanding implicit and explicit data type conversion
- Nesting multiple functions
- Using The SQL SELECT statement
- Using Various Types of Joins
- Manipulating dates with the date function
- Using The UNION and UNION ALL operators
- Matching the SELECT statements
- Managing Data in Different Time Zones - Oracle Database: Introduction to SQL
- Working with CURRENT_DATE, CURRENT_TIMESTAMP, and LOCALTIMESTAMP
- Performing arithmetic with date data
- Using Data Definition Language
- Understanding Data Definition Language - Oracle Database: Introduction to SQL
Reporting Aggregated Data Using Group Functions - Oracle Database: Introduction to SQL
- Managing Synonyms
- Using Multiple Row Subqueries
- Managing Sequences
- Managing Sequences, Synonyms, Indexes - Oracle Database: Introduction to SQL
- Managing Indexes
- Using Group Functions
- Using Single-Row Subqueries
- Managing Tables using DML statements - Oracle Database: Introduction to SQL
- Creating Groups of Data
- Creating and using temporary tables
- Using Subqueries to Solve Queries - Oracle Database: Introduction to SQL
- Using Data Manipulation Language
- Restricting Group Results
- Controlling transactions
- Managing Schema Objects - Oracle Database: Introduction to SQL
- Managing Database Transactions
- Managing constraints
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Oracle 1Z0-082 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Using Single-Row Functions to Customize Output | - Use CASE and DECODE for conditional expressions - Describe various types of functions available in SQL - Use character, number, and date functions in SELECT statements - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) |
| 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 |
| Using Subqueries to Solve Queries | - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use subqueries in the WHERE clause and HAVING clause - Use single-row subqueries with single-row and multiple-row operators - Use scalar subqueries in SQL |
| Understanding Oracle Database Architecture - Database Storage Structures | - Describe tablespaces and data files - Describe the logical and physical database structures - Create and manage tablespaces - Manage space in tablespaces |
| Retrieving Data using the SQL SELECT Statement | - Execute a basic SELECT statement - Use scalar and correlated subqueries - Describe how schema objects work - Use SQL row functions (character, number, date, conversion, general) - Use the ORDER BY clause - List the capabilities of SQL SELECT statements |
| Introduction to Oracle Database | - 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 - Describe Oracle Database architecture - Explain Oracle Database server architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features |
| Managing Oracle Database Instances | - Start up and shut down an Oracle Database instance - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) - Use the Automatic Diagnostic Repository (ADR) |
| Managing Users, Roles, and Privileges | - Differentiate system privileges and object privileges - Grant and revoke privileges - Create and manage roles - Create and manage database user accounts |
| Managing Data in Different Time Zones | - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings |
| Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Explain the memory structures (SGA, PGA) - Describe the background processes |
| 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 |
| Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Restricting and Sorting Data | - Use the NULL operators (IS NULL, IS NOT NULL) - Use the BETWEEN comparator - Use the LIKE and IN operators - Use the WHERE clause to limit retrieved rows - Sort data using the ORDER BY clause - Use comparison operators and logical operators (AND, OR, NOT) |
| 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) |
| Displaying Data from Multiple Tables Using Joins | - 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 - Use Equijoins and Non-equijoins |
| 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 |
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