Passing exam with CDFL latest training materials
Prepare and pass exam with our ISQI CDFL training material, here you will achieve your dream easily With TrainingQuiz!
Updated: Jul 21, 2026
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ISQI CDFL Exam Overview:
| Certification Vendor: | iSQI (International Software Quality Institute) |
| Exam Name: | Certified Big Data Foundation Level |
| Exam Number: | CDFL |
| Passing Score: | 65% |
| Exam Format: | Multiple-choice questions |
| Certificate Validity Period: | Valid indefinitely |
| Real Exam Qty: | 40 |
| Exam Price: | Approx. $180–$250 USD / €160–€220 EUR (varies by region) |
| Available Languages: | English, German |
| Exam Duration: | 60 minutes |
| Recommended Training: | iSQI Accredited Training Providers |
| Exam Registration: | iSQI Official Registration Pearson VUE Testing |
| Exam Way: | Online remote proctored or at authorized test centers (Pearson VUE / iSQI network) |
| Pre Condition: | No formal prerequisites; basic IT knowledge recommended |
| Official Syllabus URL: | https://isqi.org/ |
ISQI CDFL Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Big Data Architecture & Technologies | 25% | - Distributed systems and frameworks - Processing tools: Spark, Hive, Pig - Hadoop ecosystem (HDFS, MapReduce, YARN) - NoSQL databases types and use cases |
| Data Management & Processing | 20% | - Data governance, quality, and security - Batch vs real-time processing - Data ingestion, integration, and cleansing |
| Data Analysis & Visualization | 15% | - Visualization principles and tools - Basic statistical and analytical concepts - Exploratory data analysis |
| Ethics & Best Practices | 5% | - Common pitfalls and best practices - Data privacy and compliance |
| Data Sources & Types | 15% | - Internal and external data sources - Data formats and storage considerations - Structured, semi-structured, unstructured data |
| Big Data Fundamentals | 20% | - Business drivers and use cases - The 5 Vs of Big Data - Definition and characteristics of Big Data |
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PDF (duplicate of the test engine): the contents are the same as the test engine, support printing.
What's the applicable operating system of the CDFL test engine?
Online Test Engine can supports Windows / Mac / Android / iOS, etc., because it is the software based on WEB browser. You can use it on any electronic device and practice with self-paced.
Online Test Engine supports offline practice, while the precondition is that you should run it with the internet at the first time.
Self Test Engine is suitable for windows operating system, running on the Java environment, and can install on multiple computers.
PDF Version: can be read under the Adobe reader, or many other free readers, including OpenOffice, Foxit Reader and Google Docs.
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Once download and installed on your PC, you can practice CDFL test questions, review your questions & answers using two different options 'practice exam' and 'virtual exam'.
Virtual Exam - test yourself with exam questions with a time limit.
Practice Exam - review exam questions one by one, see correct answers.
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