Prerequisites
There are no official requirements for passing the Oracle 1Z0-071 exam. However, it is recommended that the students have a good grasp of SQL syntax rules. They also need to be able to use general SQL functions, identify the result of fundamental DDL operations, and know how to implement SQL statements and functions.
How much ORACLE 1Z0-071 Certification Exam cost:
The organization charges nominal assessment fees. A single attempt fee is charged at the time of the attempt. The average number of attempts a candidate can take before being required to make a payment is unlimited.
Ongoing renewal charges are paid by credit card at the beginning of every month until the certification exam has been passed, regardless if it's been taken or not. This charge automatically stops once you have passed your certification exam, and you can give a response at any point in time to continue taking the exam again free of charge. The cost for the ORACLE 1Z0-071 Certification Exam varies according to region. You can pay a premium fee in the bank or through the online channel. Following are some figures about the cost of exam 1Z0-071.
- In United States cost for the 1Z0-071 exam is 245 USD
- In Mexico Cost for the exam is $4,913
- In Canada cost for the 1Z0-071 exam is 297 USD
- In India price for the exam is ₹17,784
- Cost of the exam ORACLE 1Z0-071 exam in China is ¥1,759
Reference: http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-071
Exam Topics
The Oracle 1Z0-071 exam checks the candidates’ expertise in a wide range of technical areas. The description of each topic included in this certification test is outlined below:
- Understanding Relational Database Concepts: Within this objective, the test takers should demonstrate that they are capable of describing both physical and theoretical relation database aspects; associating the clauses within SQL Select Statement with the ERD components; describing the link between SQL and a database.
- Managing Views: This area comes with the abilities, such as differentiating object privileges from system privileges; granting privileges on tables; distinguishing between granting roles and privileges.
- Using Subqueries to Solve Queries: The skills covered in this topic include utilizing single row subqueries; upgrading and deleting rows with the help of correlated subqueries; utilizing multiple-row subqueries.
- Using Single-Row Functions to Configure Output: The topic encompasses one’s skills in manipulating strings with the character functions within the SQL SELECT as well as WHERE clauses; implementing arithmetic using date data; manipulating numbers with MOD, TRUNC, and ROUND functions; manipulating dates using the date function.
- Using DDL to Handle Tables and Their Relationships: The subject requires the candidates’ skills in explaining and operating with tables; explaining and operating with data types and columns; creating tables; dropping columns as well as setting column UNUSED; truncating tables; creating and utilizing temporary tables; creating and utilizing external tables; handling constraints.
- Using SET Operators: To tackle the question from this sector, the students need to have expertise in matching the SELECT statements; utilizing the ORDER BY clause within set operations; utilizing the INTERSECT operator; utilizing the MINUS operator; utilizing the UNION as well as UNION ALL operators.
- Using Conversion Functions & Conditional Expressions: In the framework of this domain, the learners should prove that they are able to apply the COALESCE, NULLIF, NVL functions to data; understand implicit as well as explicit data type conversion; utilize the TO_NUMBER, TO_DATE, and TO_CHAR conversion functions; nest multiple functions.
- Showcasing Data from Multiple Tables: In the framework of this area, the examinees need to prove their proficiency in utilizing self-joins; utilizing different joins types; utilizing non equijoins; utilizing OUTER joins; describing and utilizing Cartesian products.
- Managing Indexes Synonyms & Sequences: This domain focuses on such technical skills as handling indexes; handling sequences as well as handling synonyms.
- Reporting Aggregated Data with the Help of Group Functions: This includes such technical abilities as restricting group results; creating data groups; utilizing group functions.
- Managing Tables with the Help of DML Statements: Here, the individuals should know how to manage database transactions; control transactions; implement update, delete, and insert, operations; execute multi-table inserts; execute merge statements.
- Managing Data in Different Time Zones: The topic requires that the applicants possess competency in operating with CURRENT_TIMESTAMP, LOCALTIMESTAMP, and CURRENT_DATE, as well as dealing with INTERVAL data types.
- Sorting & Restricting Data: Here, the applicants must be conversant with implementing precedence rules for the operators within an expression; restricting Rows Returned within the SQL Statement; utilizing Substitution Variables; utilizing VERIFY as well as DEFINE commands.
- Retrieving Data with the Help of the SQL SELECT Statement: This domain includes the following technical skills: utilizing column aliases; utilizing the SQL SELECT statement; utilizing literal character strings, replacement quote operator, the DISTINCT keyword, concatenation operator; utilizing arithmetic expressions as well as NULL values within the SELECT statement.
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Following are the SWOT Analysis for the candidates Planning for the 1Z0-071 Certification exam
SWOT Analysis for the candidates Planning for the 1Z0-071 Certification exam is as follows:
Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
| Topic 1: Aggregating Data Using Group Functions | 10% | - GROUP BY and HAVING clauses
- SUM, AVG, COUNT, MAX, MIN functions
- Handling NULLs in group functions
|
| Topic 2: Using Data Dictionary Views | | - Retrieve metadata and object information
|
| Topic 3: Controlling User Access | | - System and object privileges
- Roles, granting and revoking privileges
|
| Topic 4: Working with Time Zones and Date/Time Data | | - Time zone conversion functions
- TIMESTAMP, INTERVAL data types
|
| Topic 5: Relational Database Concepts | 10% | - Relationship between database and SQL
- ERD and SQL statement mapping
- Theoretical and physical aspects of relational databases
|
| Topic 6: Manipulating Data and Managing Transactions | | - Transaction control: COMMIT, ROLLBACK, SAVEPOINT
- Multi-table inserts
- INSERT, UPDATE, DELETE, MERGE statements
|
| Topic 7: Managing Tables and Constraints | | - Data types, creating/altering/dropping tables
- Constraints: primary key, foreign key, unique, check, not null
- Temporary and external tables
|
| Topic 8: 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
|
| Topic 9: Displaying Data from Multiple Tables | 15% | - Equijoins and non-equijoins
- Cartesian products
- Self-joins and outer joins
|
| Topic 10: Restricting and Sorting Data | 15% | - Substitution variables, DEFINE and VERIFY commands
- ORDER BY clause and sorting rules
- WHERE clause and filtering conditions
- Operator precedence
|
| Topic 11: Managing Indexes, Synonyms and Sequences | | - Create and use sequences
- Create and maintain indexes
- Create and use synonyms
|
| Topic 12: Retrieving Data Using SQL SELECT Statement | 20% | - Arithmetic operations and NULL handling
- SELECT statement syntax and usage
- Column aliases, concatenation, literals and DISTINCT
|
| Topic 13: Managing Views | | - Updatable and read-only views
- Create, modify and drop views
|
| Topic 14: Using SET Operators | | - UNION, UNION ALL, INTERSECT, MINUS operators
- Ordering results with set operations
|
| Topic 15: Using Subqueries to Solve Queries | | - Correlated subqueries for update/delete
- Single-row and multi-row subqueries
|
| Topic 16: Using Single-Row Functions to Customize Output | 20% | - Nested functions usage
- Character, number, and date functions
|