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About Oracle Database SQL exam torrent
Details for 1Z0-071
The 1Z0-071 exam contains about 78 questions and takes 2 hours for the applicants to complete all of them. There are mainly multiple-choice questions that cover a huge list of topics that include the following:
- Controlling User Access;
- Relational Database Concepts;
- Using Conditional Expressions as well as Conversion Functions;
- Restricting and Sorting Data;
- Managing Data in Different Time Zones;
- Managing Tables and their Relationships by Using DML and DDL.
Therefore, the first thing a responsible candidate should do is find a complete list of exam topics on the official Oracle webpage. Insofar as to be the Oracle Database SQL certified you must demonstrate a solid knowledge of how to model data and skills in using the SQL language to create and manipulate tables in the Oracle Database.
The passing score for this exam is 63%. It is even possible to take it in Spanish, not only the English language is available. To register for the test, simply go to your account at Pearson VUE and select your exam and don’t forget that you need to buy a voucher from the Oracle site. Follow the instructions to complete the registration process. The 1Z0-071 exam will cost you $245.
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The Oracle 1Z0-071 is a certification exam that proves the candidate’s knowledge of SQL technology and SQL concepts required to participate in any database project. The target audience for this exam is the IT professionals with some experience in working with these technologies. The fundamental knowledge of general computing concepts and command line interfaces will be an advantage as well.
Preparation Resources
Preparing for any Oracle exam is never an easy task, and the 1Z0-071 exam is no exception. To achieve the desired result, candidates have to go out of their way and spend enough time to successfully write the final test on the first try. It should be recalled that due to the continuous development of the Oracle technologies, many of the preparatory materials that can be found on the Internet so, be careful of using the outdated ones and better start form the official sources.
Oracle 1z1-071 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Controlling User Access | - Roles, granting and revoking privileges - System and object privileges | |
| Displaying Data from Multiple Tables | 15% | - Equijoins and non-equijoins - Cartesian products - Self-joins and outer joins |
| Managing Indexes, Synonyms and Sequences | - Create and use synonyms - Create and use sequences - Create and maintain indexes | |
| Managing Tables and Constraints | - Data types, creating/altering/dropping tables - Constraints: primary key, foreign key, unique, check, not null - Temporary and external tables | |
| Using SET Operators | - Ordering results with set operations - UNION, UNION ALL, INTERSECT, MINUS operators | |
| Relational Database Concepts | 10% | - Theoretical and physical aspects of relational databases - Relationship between database and SQL - ERD and SQL statement mapping |
| Using Subqueries to Solve Queries | - Single-row and multi-row subqueries - Correlated subqueries for update/delete | |
| Managing Views | - Updatable and read-only views - Create, modify and drop views | |
| Conversion Functions and Conditional Expressions | 10% | - TO_CHAR, TO_NUMBER, TO_DATE functions - NVL, NULLIF, COALESCE and CASE expressions - Implicit and explicit data type conversion |
| Aggregating Data Using Group Functions | 10% | - GROUP BY and HAVING clauses - SUM, AVG, COUNT, MAX, MIN functions - Handling NULLs in group functions |
| Manipulating Data and Managing Transactions | - Multi-table inserts - Transaction control: COMMIT, ROLLBACK, SAVEPOINT - INSERT, UPDATE, DELETE, MERGE statements | |
| Using Data Dictionary Views | - Retrieve metadata and object information | |
| Working with Time Zones and Date/Time Data | - TIMESTAMP, INTERVAL data types - Time zone conversion functions | |
| Restricting and Sorting Data | 15% | - Substitution variables, DEFINE and VERIFY commands - WHERE clause and filtering conditions - Operator precedence - ORDER BY clause and sorting rules |
| Using Single-Row Functions to Customize Output | 20% | - Nested functions usage - Character, number, and date functions |
| Retrieving Data Using SQL SELECT Statement | 20% | - SELECT statement syntax and usage - Arithmetic operations and NULL handling - Column aliases, concatenation, literals and DISTINCT |
