Data Science Quiz

Question 1

Which of the following statements is True?

Accepted Answer

Data privacy is only about secure data storage

Answer

Data governance helps in effective data management

Answer

Ethical guidelines must be well-defined in any organization dealing with lots of data

Answer

Transparency is an important ethical guideline

Question 2

You need to check if a variable has outliers. Which graph would you use?

Accepted Answer

Box plot

Answer

Histogram

Answer

Pair plot

Answer

None of these

Question 3

Which of the following is NOT a part of a Decision Tree?

Accepted Answer

Result fruit

Answer

Decision Node

Answer

Leaf Node

Answer

Branch

Question 4

Cross-validation helps us do the following.

Accepted Answer

Both Removes bias and Helps to test tune parameters

Answer

Removes bias

Answer

Helps to test tune parameters

Answer

None of these

Question 5

Regression can be performed for which kind of variables?

Accepted Answer

Continuous

Answer

Discrete

Answer

Categorical

Answer

All of these

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