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Oracle Database administrator roles are in great demand nowadays. The average salaries of Oracle 1Z0-068 Exam Certified professional in:
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- United State - 94,000 USD
- India - 69,96,000 16,42,330 INR
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Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
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Difficulty in Writing of Oracle 1z0-082: Oracle Database Administration I Exam
Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator Certification is not the most difficult Oracle certification test but taking it without any preparation is likely to fail. Therefore, it is highly recommended that candidates should prepare well by taking 1Z0-068 practice exams. Any questions that are left unanswered will be treated as incorrect therefore you should answer all the questions after the examination of 1Z0-068 exam dumps even if you are unsure that which is the correct option, mark the most suitable option as your answer so that any question shouldn't be left as unanswered in 1Z0-068 exam dumps pdf.
Oracle 1z0-082 Korean Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: 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 WHERE clause to limit retrieved rows - Use the NULL operators (IS NULL, IS NOT NULL) |
| Topic 2: Managing Oracle Database Instances | - Start up and shut down an Oracle Database instance - View the alert log and access dynamic performance views - Use the Automatic Diagnostic Repository (ADR) - Manage initialization parameter files (SPFILE, PFILE) |
| Topic 3: Managing Schema Objects | - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms - Create and modify tables - Create indexes and views |
| Topic 4: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - Use SQL row functions (character, number, date, conversion, general) - List the capabilities of SQL SELECT statements - Describe how schema objects work - Execute a basic SELECT statement - Use the ORDER BY clause |
| Topic 5: Using the Set Operators | - Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) |
| Topic 6: Managing Users, Roles, and Privileges | - Differentiate system privileges and object privileges - Create and manage roles - Grant and revoke privileges - Create and manage database user accounts |
| Topic 7: Displaying Data from Multiple Tables Using Joins | - Describe different types of joins and their features - Use OUTER joins (LEFT, RIGHT, FULL) - Join a table to itself using self-join - Use Equijoins and Non-equijoins - Use CROSS joins |
| Topic 8: 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) |
| Topic 9: Introduction to Oracle Database | - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture - Describe Oracle Database instance and memory structures - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features |
| Topic 10: 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 11: Using Conversion Functions and Conditional Expressions | - Use the CAST function for data type conversion - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions |
| Topic 12: Using Single-Row Functions to Customize Output | - Use character, number, and date functions in SELECT statements - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use CASE and DECODE for conditional expressions - Describe various types of functions available in SQL |
| Topic 13: Understanding Oracle Database Architecture - Database Storage Structures | - Describe the logical and physical database structures - Describe tablespaces and data files - Manage space in tablespaces - Create and manage tablespaces |
| Topic 14: Using Subqueries to Solve Queries | - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators - Define subqueries - Use subqueries in the WHERE clause and HAVING clause - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use scalar subqueries in SQL |
| Topic 15: Working with Oracle Cloud 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 - Identify the prerequisites for Exadata Express Cloud Service |
| Topic 16: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Describe the background processes - Explain the memory structures (SGA, PGA) |
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