DASCA SDS Actual Free Exam Questions & Community Discussion

Exam Code/Number: SDS
Exam Name/Title: Senior Data Scientist
Certification Provider: DASCA
Corresponding Certification: DASCA Data Scientist

Exam Questions: 87
Updated On: Jun 03, 2026

Question #37

Tar is an example of:

A. Text file format

B. Archive file format

C. ARV file format

D. None of the above

E. CSV file format

Discussion 0

Correct Answer: B Vote an answer

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Question #38

Which of the following is TRUE for Business Metamorphosis?

A. All of the above

B. Business Metamorphosis exercise can uncover Big Data requirements around decisions, analytics and data sources that can be leveraged to transform or metamorphose your organization's business model

C. Both A and C

D. The Business Metamorphosis phase is where organizations integrate the insights that they captured about their customers' usage patterns, product performance behaviors, and overall market trends to transform their business models

E. The Business Metamorphosis phase helps drive an organization's core business model through the analytic insights gathered as the organization traverses the Big Data Business Model Maturity Index

Discussion 0

Correct Answer: A Vote an answer

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Question #39

Image files can be broken down into two broad categories:
i. Rasterized
ii. Vectorized
iii. Sectorized

A. None of the above

B. i, ii

C. ii, iii

D. i, iii

Discussion 0

Correct Answer: B Vote an answer

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Question #40

Which of the following architectural techniques is used for parallel processing?

A. The Superscalar Technique

B. Both A and B

C. Both B and C

D. The SuperVector Technique

E. Very Long Instruction Words (VLIW) Technique

Discussion 0

Correct Answer: B Vote an answer

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Question #41

Which of the following is TRUE for data lake?

A. The data lake enables organizations to treat data as an organizational asset to be gathered and nurtured versus a cost to be minimized

B. None of the above

C. The data lake can make both of the Business Intelligence and Data Science environments less agile and more productive

D. The data lake can make both of the Business Intelligence and Data Science environments more agile and more productive

E. The data lake enables organizations to gather, manage, enrich, and analyze many new sources of data, whether structured or unstructured

Discussion 0

Correct Answer: A,D,E Vote an answer

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Question #42

Self-driving car is an example of:

A. Supervised learning

B. Unsupervised learning

C. All of the above

D. Reinforcement learning

Discussion 0

Correct Answer: D Vote an answer

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Question #43

Which of the following is an SLAs specification in case of Internet Service Provider (ISP)?

A. Mean Time Between Failures (MTBF)

B. All of the above

C. Mean Time To Recovery (MTTR)

D. Turnaround Time (TAT)

Discussion 0

Correct Answer: B Vote an answer

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Question #44

Bernoulli random variable is a type of:

A. Both A and B

B. Sometimes Discrete or sometimes Continuous random variable

C. Continuous random variable

D. Discrete random variable

Discussion 0

Correct Answer: D Vote an answer

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Question #45

A workflow refers to a:

A. Indirected cyclic graph

B. Indirected acyclic graph

C. Directed acyclic graph

D. Directed cyclic graph

Discussion 0

Correct Answer: C Vote an answer

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