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- Systems Administrator
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After acing the Oracle 1Z0-071 exam, you will also get a better remuneration in comparison with your peers. Thus, the holders of the Oracle PL/SQL Developer Certified Associate certification can earn on average $91,035 per year. Depending on a particular job title, this sum may be much higher. For instance, working as a Database Engineer, you can get about $110,000 annually, while the position of a Database Architect can bring you as much as $115,000 per year.
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You should also know:
Recertification is required every three years. In general, this course takes 9 weeks to complete, but it depends on the person who is taking this course. Oracle 1Z0-071 Dumps cover all questions of 1Z0-071. In order to tune your 1Z0-071 certification after you have completed the course, you must pass Oracle's Exam Retake Retrieval Tool twice.
The Exam Retake Retrieval Tool was originally designed for people who have already passed a 1Z0-102 exam and want to retake the exam for a better score. You will need a separate username and password in order to access this tool from any computer. The process of using the tool consists of signing into your Oracle account then asking for your name in order to get your username and password. After you get your username and password, you connect to the Retake Retrieval Tool. When you are connected to the tool, it will show all of your 1Z0-071 exam histories. You will then see a link where you can retrieve your exam history.
Once retrieved, run the exam for at least two full cycles. The first cycle is 3 hours long and the second cycle is 5 hours long. After running each cycle at least once, you should then mark or unmark questions that could potentially be on future exams that appear on the exam itself. Then, after the first cycle is completed, you can go back to the Retook Retrieval Tool and you will see that the length of the exam has increased. Once you complete this process twice, you will be able to take your final exam for the 1Z0-071 certification.
Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Managing Indexes, Synonyms and Sequences | - Create and maintain indexes - Create and use sequences - Create and use synonyms | |
| Restricting and Sorting Data | 15% | - ORDER BY clause and sorting rules - Substitution variables, DEFINE and VERIFY commands - WHERE clause and filtering conditions - Operator precedence |
| Conversion Functions and Conditional Expressions | 10% | - Implicit and explicit data type conversion - NVL, NULLIF, COALESCE and CASE expressions - TO_CHAR, TO_NUMBER, TO_DATE functions |
| Managing Views | - Create, modify and drop views - Updatable and read-only views | |
| Using Data Dictionary Views | - Retrieve metadata and object information | |
| Manipulating Data and Managing Transactions | - Transaction control: COMMIT, ROLLBACK, SAVEPOINT - Multi-table inserts - INSERT, UPDATE, DELETE, MERGE statements | |
| Using Single-Row Functions to Customize Output | 20% | - Nested functions usage - Character, number, and date functions |
| Using SET Operators | - Ordering results with set operations - UNION, UNION ALL, INTERSECT, MINUS operators | |
| Working with Time Zones and Date/Time Data | - TIMESTAMP, INTERVAL data types - Time zone conversion functions | |
| Controlling User Access | - System and object privileges - Roles, granting and revoking privileges | |
| Relational Database Concepts | 10% | - Relationship between database and SQL - Theoretical and physical aspects of relational databases - ERD and SQL statement mapping |
| Managing Tables and Constraints | - Data types, creating/altering/dropping tables - Temporary and external tables - Constraints: primary key, foreign key, unique, check, not null | |
| Using Subqueries to Solve Queries | - Correlated subqueries for update/delete - Single-row and multi-row subqueries | |
| Retrieving Data Using SQL SELECT Statement | 20% | - Column aliases, concatenation, literals and DISTINCT - Arithmetic operations and NULL handling - SELECT statement syntax and usage |
| Aggregating Data Using Group Functions | 10% | - SUM, AVG, COUNT, MAX, MIN functions - Handling NULLs in group functions - GROUP BY and HAVING clauses |
| Displaying Data from Multiple Tables | 15% | - Self-joins and outer joins - Cartesian products - Equijoins and non-equijoins |
