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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 |
| Real Exam Qty: | 40 |
| Available Languages: | English, German |
| Passing Score: | 65% |
| Exam Price: | Approx. $180–$250 USD / €160–€220 EUR (varies by region) |
| Exam Format: | Multiple-choice questions |
| Certificate Validity Period: | Valid indefinitely |
| 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 |
|---|---|---|
| Topic 1: Ethics & Best Practices | 5% | - Data privacy and compliance - Common pitfalls and best practices |
| Topic 2: Big Data Architecture & Technologies | 25% | - Processing tools: Spark, Hive, Pig - Hadoop ecosystem (HDFS, MapReduce, YARN) - Distributed systems and frameworks - NoSQL databases types and use cases |
| Topic 3: Data Management & Processing | 20% | - Batch vs real-time processing - Data ingestion, integration, and cleansing - Data governance, quality, and security |
| Topic 4: Big Data Fundamentals | 20% | - Business drivers and use cases - The 5 Vs of Big Data - Definition and characteristics of Big Data |
| Topic 5: Data Sources & Types | 15% | - Data formats and storage considerations - Internal and external data sources - Structured, semi-structured, unstructured data |
| Topic 6: Data Analysis & Visualization | 15% | - Exploratory data analysis - Basic statistical and analytical concepts - Visualization principles and tools |
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