EMC : DEA-7TT2 Questions & Answers
Last Updated: Oct 09, 2026
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EMC DEA-7TT2 Exam Overview:
| Certification Vendor: | Dell EMC |
|---|---|
| Exam Name: | Associate - Data Science and Big Data Analytics v2 Exam |
| Exam Number: | DEA-7TT2 |
| Related Certifications: | Dell EMC Proven Professional - Data Science Associate (DECA-DS) |
| Passing Score: | 60% |
| Exam Duration: | 90 minutes |
| Exam Format: | Multiple Choice |
| Certificate Validity Period: | 2 years |
| Real Exam Qty: | 60 |
| Available Languages: | English |
| Exam Price: | $230 USD |
| Recommended Training: | Data Science and Big Data Analytics v2 Course |
| Exam Registration: | Pearson VUE Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or Onsite at Pearson VUE test centers |
| Pre Condition: | Basic knowledge of statistics, programming (preferably R), and data management concepts; recommended 3+ months hands-on experience with data analytics projects or tools |
| Official Syllabus URL: | https://education.dell.com/learning/certification/exam/dea-7tt2-associate-data-science-and-big-data-analytics-v2 |
EMC DEA-7TT2 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Advanced Analytics - Theory, Application, and Interpretation | 40% | - Association rules and time series analysis - Linear and logistic regression - Classification and clustering techniques - Model evaluation and validation methods - Unsupervised and supervised learning concepts |
| Advanced Analytics for Big Data - Technology and Tools | 22% | - Hadoop ecosystem and its components - Spark and distributed processing frameworks - Advanced SQL: window functions, aggregates, MADlib - In-database analytics and SQL fundamentals |
| Operationalizing an Analytics Project and Data Visualization | 10% | - Deployment and integration of models - Guidelines for communicating findings - Visualization best practices and tools |
| Big Data, Analytics, and the Data Scientist Role | 5% | - Role and required skills of a Data Scientist - Business drivers for Big Data analytics - Characteristics of Big Data |
| Initial Analysis of the Data | 15% | - Hypothesis testing concepts and application - Statistical measures and data visualization - Basic R commands for data exploration |
| Data Analytics Lifecycle | 8% | - Communicating results and operationalization - Data preparation phase activities and roles - Purpose and phases of the lifecycle - Model building phase activities and roles - Model planning phase activities and roles - Discovery phase activities and roles |
DEA-7TT2 Exam FAQ: What Candidates Ask
The DEA-7TT2 exam is a EMC certification exam validating the EMC Associate - Data Science and Big Data Analytics v2 syllabus shown above. It belongs to these credential paths: Dell EMC Proven Professional - Data Science Associate (DECA-DS). Candidates in 2026 prepare for it with ActualTorrent's 233 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Online proctored or Onsite at Pearson VUE test centers Register for the EMC Associate - Data Science and Big Data Analytics v2 exam through these official channels:
After booking, ActualTorrent delivers your practice questions within 1 minute — preparation starts the same day.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 233 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations — and the website runs discounts at intervals, so timing your purchase can save a little more.
The EMC Associate - Data Science and Big Data Analytics v2 exam contains 60 to complete within 90 minutes. Timed simulation in the ActualTorrent Desktop Test Engine teaches that rhythm before exam day does.
The official EMC Associate - Data Science and Big Data Analytics v2 outline defines 6 domains. The leading three are Big Data, Analytics, and the Data Scientist Role (5%), Data Analytics Lifecycle (8%), and Initial Analysis of the Data (15%). The full list is in the topics section above, and ActualTorrent's 233 practice questions cover each one.
EMC recommends these training resources for the EMC Associate - Data Science and Big Data Analytics v2 exam:
Follow the training with steady self-testing — the 233 practice questions from ActualTorrent help you apply theory and fill any gaps the training leaves.
Basic knowledge of statistics, programming (preferably R), and data management concepts; recommended 3+ months hands-on experience with data analytics projects or tools Since requirements change over time, confirm the latest on the official EMC exam page before scheduling.
ActualTorrent issues a full refund if you take the EMC Associate - Data Science and Big Data Analytics v2 exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
The EMC Associate - Data Science and Big Data Analytics v2 exam requires 60% to pass, and registration costs $230 USD. A failed attempt means paying the same fee again — a readiness check with the ActualTorrent engines before booking is the cheaper option.
EMC Associate - Data Science and Big Data Analytics v2 Sample Questions:
What is the output format from the Map function of MapReduce?
Response:
- A. Compressed index
- B. Unique key record and separate records of all possible values
- C. Key-value pairs
- D. Binary representation of keys concatenated with structured data
Correct Answer: C 🗳️
What does R code nv <- v[v < 1000] do?
Response:
- A. Selects values of vector v less than 1000, modifies v, and makes a copy to nv
- B. Selects the values in vector v that are less than 1000 and assigns them to the vector nv
- C. Sets nv to TRUE or FALSE depending on whether all elements of vector v are less than 1000
- D. Removes elements of vector v less than 1000 and assigns the elements >= 1000 to nv
Correct Answer: B 🗳️
You are attempting to find the Euclidean distance between two centroids:
Centroid A's coordinates: (X = 2, Y = 4)
Centroid B's coordinates (X = 8, Y = 10)
Which formula finds the correct Euclidean distance?
Response:
- A. ((2-8) x 2 + (4-10) x 2) or 148
- B. SQRT((2-8)2+(4-10)2) or 8.49
- C. ((2-8)2+(4-10)2) or 72
- D. SQRT(((2-8) x 2) + ((4-10) x 2)) or 12.17
Correct Answer: B 🗳️
Since R factors are categorical variables, they are most closely related to which data classification level?
Response:
- A. interval
- B. nominal
- C. ratio
- D. ordinal
Correct Answer: B 🗳️
What is a key consideration when preparing a presentation intended for sponsors?
Response:
- A. Describe how to implement the model
- B. Provide details on model planning and building
- C. Emphasize the business benefits of implementing the model
- D. Describe how current processes may be affected
Correct Answer: C 🗳️
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