Data Science Mock Test 1

10%

Question 1 of 10

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

All of the mentioned

Data Visualization

Statistics

Machine Learning

Question 1 of 10

Question 2 of 10

2. Point out the wrong statement.

Exploratory analyses are usually the final way

Exploratory analysis alone should not be used for predicting

Exploratory models are useful for discovering new connection

All of the mentioned

Question 2 of 10

Question 3 of 10

3. Which of the following is a revision control system?

NumPy

Git

Slidify

None of the mentioned

Question 3 of 10

Question 4 of 10

4. Point out the correct statement.

Preprocessed data is original source of data

Raw data is original source of data

Raw data is the data obtained after processing steps

None of the mentioned

Question 4 of 10

Question 5 of 10

5. Which of the following CLI command can also be used to rename files?

rm -r

none of the mentioned

Question 5 of 10

Question 6 of 10

6. Which of the following is the common goal of statistical modelling?

Subsetting

Summarizing

Inference

None of the mentioned

Question 6 of 10

Question 7 of 10

7. Which of the following command allows you to change directory to one level above your parent directory?

cd.

cd..

none of the mentioned

Question 7 of 10

Question 8 of 10

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

git command -message

git command -m

none of the mentioned

git command -d

Question 8 of 10

Question 9 of 10

9. Which of the following is a key characteristic of a hacker?

Not Willing to find answers on their own

Willing to find answers on their own

All of the mentioned

Afraid to say they don't know the answer

Question 9 of 10

Question 10 of 10

10. How many principles of analytical graphs exist?

None of the mentioned

Question 10 of 10