Data Scientist Test

1. What are Artificial Neural Networks?

 Convolution Neural Networks (CNN) and Recurrent Neural Networks (RNN)

 IQ testing

 Only pre-trained models in deep learning

 Specific set of algorithms of machine learning, inspired by biological neural networks

2. Who is a data scientist?

 None of the above

 Mathematician and Satistician

 Dietician

 Mathematician, Statistician, Software programmer

3. Which is an activation function in neural networks?

 ReLu and PReLu

 Sigmoid, ReLu, PReLu

 Sine

 Only Sigmoid

4. What Are some Drawbacks of the Linear Model?

 The assumption of linearity of the errors and overfitting problems that it can’t solve

 The assumption of linearity of the errors

 The absence of errors

 Absence of errors but solves all overfitting problems

5. What are shape indices of a distribution?

 Only Kurtosis

 Standard deviation

 Skewness and Kurtosis

 Kurtosis

6. What is lazy algorithm?

 K-Mean

 RNN

 k-nearest neighbors

 CNN and RNN

7. What Is Naive Bayes?

 Unsupervised Artificial Intelligence model

 Supervised Machine Learning algorithm

 Supervised Machine Learning algorithm based on the Bayes Theorem

 Unsupervised Machine Learning algorithm

8. Positive Correlation:

 Above 0.65

 Below -1

 Below 0

 Above 0

9. Which of the following are “Measures of Central Tendency”?

 Range, Standard Deviation, Variance

 Mean, Mode

 Mean, Mode, Median

 Range, Standard Deviation, Mean

10. Which of the following diagram is used to view correlation?

 Point Graph

 Scatterplot

 Histogram

 Stacked Area

 Loading …

Question 1 of 10

This test is used to assess your level of knowledge of topics related to the world of data science.
Correctly answered questions give a variable positive score depending on the difficulty. Missed questions give a score of 0 and wrong answers give a variable negative score.

Disclaimer: This test is the brainchild of the authors of this website, and all questions and assessments are based on their many years of personal experience as trainers. As such, this test is informal and confidential and can in no way be taken as a reference and has no legal value.