DataStax Certifications

Get certified as an Apache Cassandra Developer or Administrator

Admin Certification Developer Certification

Why should you become a DataStax Certified professional?

The demand for Apache Cassandra™ and NoSQL skills is skyrocketing, with Cassandra developers commanding 31% higher salaries, the highest of any database technology.

An Apache Cassandra™ Administrator Associate Certification or Apache Cassandra™ Developer Associate Certification is the best way to get started learning and mastering the popular NoSQL database used by teams at Apple, Netflix, Sony, Uber, and thousands more.

An official certification helps you gain confidence in your knowledge of Apache Cassandra™ and increases opportunities for career advancement.

Which certification should you pursue?

The Developer Certification is designed for professionals that use Apache Cassandra clusters to manage data. This includes roles such as application developers, data architects, database designers, and database administrators.

The Administrator Certification is designed for professionals who install, configure, manage and tune the performance of Apache Cassandra clusters, such as database administrators, DevOps engineers and Site Reliability Engineers (SREs).

Which Courses Should You Take to Prepare?

Learning Paths

Follow a Learning Path to gain an expert understanding of Apache Cassandra™ and DataStax Enterprise principles related to your role.

Each Learning Path is composed of a sequence of recommended courses for your role, curated by our Curriculum Engineers. Courses assume a basic familiarity with programming concepts, the Unix/Linux command line, and networking and storage principles.

Administrator Certification

DS201 DS210

Developer Certification

DS201 DS220

What Topics are Covered on the Developer Exam?

Cassandra Architecture

Cassandra Architecture

Ring, nodes, replication and consistency, and how Cassandra achieves scalability, availability, performance, fast response time, and low latency.

Store Retrieve data

Store & Retrieve Data

Cassandra Query Language (CQL) operations including, INSERT, UPDATE, DELETE, and SELECT, and tools for bulk loading and unloading.

Data Modeling

Data Modeling

Conceptual, logical and physical data models, plus schema definition including keyspaces, tables, columns, partitions, clustering columns, user defined types, collections, secondary indexes, and materialized views.

What Topics are Covered on the Administrator Exam?

Cassandra Installation & Configuration

Cassandra Installation and Configuration

YAML File, Vnodes, Seeds, Gossip, Snitches, JVM Tuning, Authentication & Authorization, SSL.

Cluster Management

Cluster Management

Adding & removing nodes, replacing nodes, multi-datacenter concepts, multicloud and hybrid cloud deployments.

Monitoring et Maintenance

Monitoring and Maintenance

Understanding Cassandra’s write and read paths and associated metrics, running maintenance actions including compaction, repair, rebuild, backup and restore.

Exam Preparation

How Can You Make Sure You’re Prepared For Your Exam?

Since our exams emphasize problem solving over memorization, the best preparation for the exams is on-the-job experience using Cassandra, as well as the learning paths described above.

We also provide a practice exam on our certification platform, as well as a free exam preparation workshop on a frequent basis where you can experience sample questions in the style of actual exam questions and ask questions of our experts. The resources for this workshop are available on GitHub.

What Do You Need To Know About The Exam Experience?

  • We offer a secure online testing environment.
  • Exams are 90 minutes in duration.
  • No scheduling is required.
  • Live proctors are on stand-by 24X7.
  • You can take the exam at any time.
  • The list price for each exam is $145.00.
  • Technical support is available during the exam.
  • There are no refunds.

Exam Rules and Process

Proctoring And Exam Execution

  • This is a closed-book exam - no-reference material; either paper or electronic is allowed.
  • A live proctor will watch you, virtually, throughout the exam.
  • The exam area should be clear of any paper, device or other material.
  • No programs or browser windows can be open during the exam.
  • No screenshots, photography, or any other means of copying or recording any part of the exam are allowed.
  • Have a small mirror (like a hand-held or makeup mirror) available so the proctor can inspect your laptop's physical screen.
  • The computer must have only one screen no additional monitors.
  • The proctor will report any incidents; make sure you follow the guidelines.
  • Confirm your identity - prepare to display a currently valid government-issued photo ID (passport or driver's license) where the expiration date is viewable.
  • Free vouchers must be registered and exams taken by 12/31/20.
  • There is one retake for each exam.

Exam Start & End

  • In case of an emergency, you can request postponement of the exam.
  • The exam is 90 minutes in duration. The exam starts when the proctor comes online.
  • A timer will be displayed, and the exam will end when the time is over.
  • If you experience a power outage or disruption, you have 20 minutes to access the exam.
  • No report or feedback or correct and incorrect answer details will be provided.

Good Luck!