Oracle Database SQL (1Z0-071)

Exam Overview

The Oracle 1Z0-071: Oracle Database SQL certification exam is designed for professionals seeking to validate their skills in SQL and the Oracle Database platform. This foundational certification tests the candidate's knowledge of SQL concepts, data manipulation, data definition, and control capabilities within the Oracle Database environment.

Exam Information

This certification focuses on core SQL skills necessary for database development, administration, and data management. The 1Z0-071 validates a candidate's ability to write queries, manipulate data, create database objects, and manage database access using standard SQL within the Oracle Database ecosystem.

Key Topics Covered

SQL fundamentals and syntax
Data retrieval using SELECT statements
Data manipulation (INSERT, UPDATE, DELETE)
Table and constraint creation
Managing database objects
Single-row and group functions
Joins and subqueries
Data aggregation techniques
Transaction control
Database security and access control

Target Audience

This exam is ideal for:

Database developers
SQL programmers
Data analysts
Database administrators
Application developers working with databases
IT professionals seeking database skills
Students pursuing database careers

Exam Format

Multiple-choice questions
Approximately 63 questions
Time limit: 120 minutes (2 hours)
Passing score: 63% (typically)
Proctored examination environment
Available in various languages

Skills Measured

Introduction to SQL (10-15%)

Understand relational database concepts
Execute basic SQL SELECT statements
Apply SQL operators and conditions
Sort and limit query results

Restricting and Sorting Data (15-20%)

Use conditional expressions
Implement complex filtering conditions
Utilize pattern matching with LIKE
Apply NULL handling techniques
Implement sorting and ordering

Single-Row Functions (15-20%)

Apply character, number, and date functions
Implement conversion functions
Use conditional expressions
Apply NULL-related functions

Group Functions (15-20%)

Use aggregate functions
Create grouped data with GROUP BY
Filter groups with HAVING clause
Apply nested group functions

Joins and Subqueries (20-25%)

Implement various join types (INNER, OUTER, CROSS)
Use self-joins and set operators
Create and use subqueries
Apply correlated subqueries
Utilize inline views

Data Manipulation and Transactions (10-15%)

Insert, update, and delete data
Implement transaction control
Apply data integrity concepts
Use database locks and concurrency

Data Definition Language (5-10%)

Create and modify tables
Define constraints and indexes
Manage schema objects
Implement database design principles

Preparation Resources

Oracle University training courses
Oracle Database documentation
Official Oracle certification preparation guides
Practice tests and exam simulations
Hands-on lab exercises
Oracle Learning Library resources
Community forums and study groups