Introduction to Data Science MCQ Questions and Answers

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Each section contains 100 MCQs on Introduction to Data Science .

Which of the following uses data on some object to predict values for other object?

A) Inferential B) Exploratory C) Predictive D) None of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Point out the wrong statement.

A) The big volume indeed represents Big Data B) The data growth and social media explosion have changed how we look at the data C) Big Data is just about lots of data D) All of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following is not a CLI command?

A) delete B) rm C) clear D) none of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following step is performed by data scientist after acquiring the data?

A) Data Cleansing B) Data Integration C) Data Replication D) All of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following analysis helps out to find the effect of variable change?

A) Inferential B) Exploratory C) Causal D) None of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following allows you to find the relationship you didn't about?

A) Inferential B) Exploratory C) Causal D) None of the mentioned

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Point out the correct statement.

A) Exploratory analyses are not usually the final way B) Inferential models are useful for discovering new connection C) Inference involves estimating uncertainty D) All of the mentioned

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following systems record changes to a file over time?

A) Record Control B) Version Control C) Forecast Control D) None of the mentioned

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following is one of the key data science skills?

A) Statistics B) Machine Learning C) Data Visualization D) All of the mentioned

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which of the following command help us to give message description?

A) git command -m B) git command -d C) git command -message D) none of the mentioned

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Introduction to Data Science MCQ Questions and Answers | Data Science MCQs