EMC : DEA-7TT2 Questions & Answers
Last Updated: Oct 09, 2026
No. of Questions: 233 Questions & Answers with Testing Engine
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EMC DEA-7TT2 Practice Q&A's
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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 |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Certificate Validity Period: | 2 years |
| Exam Price: | $230 USD |
| Real Exam Qty: | 60 |
| Exam Format: | Multiple Choice |
| Passing Score: | 60% |
| Related Certifications: | Dell EMC Proven Professional - Data Science Associate (DECA-DS) |
| 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 |
|---|---|---|
| Initial Analysis of the Data | 15% | - Hypothesis testing concepts and application - Basic R commands for data exploration - Statistical measures and data visualization |
| Big Data, Analytics, and the Data Scientist Role | 5% | - Characteristics of Big Data - Role and required skills of a Data Scientist - Business drivers for Big Data analytics |
| Advanced Analytics for Big Data - Technology and Tools | 22% | - Advanced SQL: window functions, aggregates, MADlib - Spark and distributed processing frameworks - Hadoop ecosystem and its components - In-database analytics and SQL fundamentals |
| Data Analytics Lifecycle | 8% | - Model building phase activities and roles - Purpose and phases of the lifecycle - Model planning phase activities and roles - Data preparation phase activities and roles - Discovery phase activities and roles - Communicating results and operationalization |
| Operationalizing an Analytics Project and Data Visualization | 10% | - Deployment and integration of models - Visualization best practices and tools - Guidelines for communicating findings |
| Advanced Analytics - Theory, Application, and Interpretation | 40% | - Classification and clustering techniques - Model evaluation and validation methods - Linear and logistic regression - Association rules and time series analysis - Unsupervised and supervised learning concepts |
DEA-7TT2 Exam FAQ
None that matter: downloads are unlimited and there is no meter on usage time, so you can reinstall the engine and practice with the DEA-7TT2 questions as often as you need. The software runs on Windows with a standard Java environment and simulates the real exam scenario session after session.
The EMC Associate - Data Science and Big Data Analytics v2 exam contains 60 questions, and you will have 90 minutes minutes to complete them. Unlimited practice sessions are what make this pacing feel natural by exam day.
This package includes 233 practice questions for the EMC Associate - Data Science and Big Data Analytics v2 exam. Every answer is verified by an experienced team of experts, so you can trust what you study.
You can register for the EMC Associate - Data Science and Big Data Analytics v2 exam through the official channels:
Basic knowledge of statistics, programming (preferably R), and data management concepts; recommended 3+ months hands-on experience with data analytics projects or tools
You can confirm the current eligibility requirements on the official DEA-7TT2 exam page before you register.
Many candidates combine practice questions with official training. Recommended options include:
The EMC Associate - Data Science and Big Data Analytics v2 exam requires a score of 60% to pass, and the official registration fee is $230 USD. Budgeting for both the fee and solid preparation avoids paying twice.
Yes. The PDF version works well as training and teaching material: print it for classroom sessions, share it across a certification study group, or use it as handout content during internal courses. Many company buyers choose this version for exactly that purpose, and printing is unlimited.
The EMC Associate - Data Science and Big Data Analytics v2 practice questions are organized around the official exam objectives. Key topics include:
- Data Analytics Lifecycle (8%)
- Initial Analysis of the Data (15%)
- Operationalizing an Analytics Project and Data Visualization (10%)
Team training sessions can follow this topic list to keep everyone on the same page.
EMC Associate - Data Science and Big Data Analytics v2 Sample Questions:
Which word or phrase completes the statement? Data-ink ratio is to data visualization as _________.
Response:
- A. Data scientist is to big data
- B. Confusion matrix is to classifier
- C. K-means is to Naive Bayes
- D. Seasonality is to ARIMA
Correct Answer: B 🗳️
How are window functions different from regular aggregate functions?
Response:
- A. Rows retain their separate identities and the window function can only access the current row.
- B. Rows are grouped into an output row and the window function can access more than the current row.
- C. Rows retain their separate identities and the window function can access more than the current row.
- D. Rows are grouped into an output row and the window function can only access the current row.
Correct Answer: C 🗳️
You have created a scatterplot of two continuous variables for 2000 records. You want to add a line to the scatterplot to check linearity of the dat a. Which function would best address this need?
Response:
- A. abline()
- B. hist()
- C. glm()
- D. lm()
Correct Answer: A 🗳️
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 the optimal usage scenario for the Hadoop Distributed File System?
Response:
- A. Small files and high throughput
- B. Small files and low latency
- C. Large files and high throughput
- D. Large files and low latency
Correct Answer: C 🗳️
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