Data Science Data Science/Questions/Trivia 1

Question 1

Which Python library is primarily used for numerical computing and working with multi-dimensional arrays?

Accepted Answer

NumPy

Answer

Matplotlib

Answer

Seaborn

Answer

Scikit-learn

Question 2

What does 'NaN' stand for in data science and programming contexts?

Accepted Answer

Not a Number

Answer

Null and Negligible

Answer

Non-applicable Notation

Answer

Negative Array Node

Question 3

In machine learning, what term describes a model that learns the training data too well, including its noise, and fails to generalize to new data?

Accepted Answer

Overfitting

Answer

Underfitting

Answer

Regularization

Answer

Normalization

Question 4

What type of plot uses rectangular bars whose heights represent the frequency of data falling within specified ranges?

Accepted Answer

Histogram

Answer

Scatter plot

Answer

Box plot

Answer

Line chart

Question 5

What does 'SQL' stand for in the context of database management?

Accepted Answer

Structured Query Language

Answer

Sequential Query Logic

Answer

Standard Question List

Answer

Simple Queue Language

Question 6

Which measure of central tendency is most heavily influenced by extreme outlier values in a dataset?

Accepted Answer

Mean

Answer

Median

Answer

Mode

Answer

Range