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Oracle Database Tests

    • 17 tests |
    • 243 questions

Master the Oracle Database suite — your key to unlocking database management roles!

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Sample Oracle Database Assessments question Test your knowledge!

In an Oracle Database, which data dictionary view would you query to list all tablespaces in the database with their corresponding block sizes?

  • DBA_TABLESPACES
  • ALL_TABLESPACES
  • USER_TABLESPACES
  • V$TABLESPACE
  • CATALOG_VIEW_TABLESPACES

Which of the following commands will recover a table in an Oracle Database that was accidentally dropped, assuming the Recycle Bin feature is enabled and the table has not been purged?

  • FLASHBACK TABLE my_table TO BEFORE DROP
  • RESTORE TABLE my_table FROM RECYCLEBIN
  • REVERT TABLE my_table
  • ROLLBACK DROP OF my_table
  • UNDO DROP TABLE my_table

Given the complex query requirement, what is the recommended approach to optimize a SQL statement for real-time analytics on a high-volume Oracle Database?

  • Using Indexes efficiently
  • Rewriting the query using WITH clause for subquery factoring
  • Implementing Oracle Database In-Memory
  • Increase the REDO log size
  • Decreasing PCTFREE for table storage

An Oracle Database administrator must decide which Redo Log configuration would ensure maximum protection against data loss. Which of the following setups provides the highest level of data protection?

  • NoArchivelog mode with regular backups
  • Archivelog mode with a single-member Redo Log group
  • Archivelog mode with a duplexed Redo Log group
  • Maximum Protection mode with Real Application Clusters
  • Archivelog mode with standby databases configured for disaster recovery

Oracle Database 12c introduces the 'Multitenant' feature. What is the primary benefit of implementing a multitenant container database (CDB) with pluggable databases (PDBs)?

  • Reduced physical storage requirements
  • Isolated security policies per PDB
  • Simplified database upgrades and patching
  • Automated database backups
  • Enhanced network encryption between CDB and PDBs

To manage memory dynamically in an Oracle Database 19c, which of the following initialization parameters should be configured?

  • DB_CACHE_SIZE
  • SHARED_POOL_SIZE
  • MEMORY_MAX_TARGET
  • PGA_AGGREGATE_TARGET
  • SGA_TARGET

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Oracle Database Assessments Tips

1Understand the Oracle Environment

Get comfortable with the Oracle Database environment. Familiarize yourself with its interface, tools, and common tasks you’ll face in a real-world setting.

2Practice SQL Queries Regularly

SQL is the backbone of database management. Regularly practicing queries will sharpen your skills and speed up your response times for the test.

3Simulate Real Test Conditions

Time management matters. Practice tests under timed conditions to get a feel for the pace and pressure of the real thing.

4Review Database Design Principles

Brush up on the best practices for database design to handle questions related to creating efficient, reliable database structures.

5Free Practice Tests Available

At Practice Aptitude Tests, we offer free Oracle Database practice tests. It’s the easiest way to get hands-on experience with the kinds of questions you’ll encounter.

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Oracle Database Assessments FAQs

What is covered in these tests?

The Oracle Database tests will cover SQL programming, data modeling, performance tuning, security, backup and recovery procedures. They’re designed to measure both your theoretical understanding and your ability to apply this knowledge in practical scenarios.

How do I prepare for Oracle Database tests?

To prepare for Oracle Database tests, strengthen your SQL skills, review database design principles, learn about performance tuning, and get familiar with Oracle’s features and environment. Practice makes perfect, so take advantage of practice tests to hone your skills.

Will these tests help me find a job?

Absolutely, these tests can give you an edge in your job search by validating your Oracle Database skills. They reflect what employers look for, showing that you are well-equipped to handle the database challenges you’ll face in the role.

How do employers use these tests?

Employers use these tests to evaluate a candidate’s proficiency with Oracle Database. They look for individuals who can manage and optimize databases effectively, ensuring that their data infrastructure is robust and secure.

Where can I practice free Oracle Database test questions?

The best way to prepare is by practicing, and Practice Aptitude Tests offers a range of free Oracle Database practice tests. Take advantage of these resources to familiarize yourself with the types of questions you’ll encounter and to assess your readiness.