Data Science and Computer Science Engineering Freshers Quiz

What is the main goal of data science?

• To collect and store data

• To analyze data for marketing purposes

• To create data visualizations

• To extract insights and knowledge from data

Which algorithm is used for supervised learning?

• Support Vector Machine (SVM)

• Random forest

• Decision tree

• K-means clustering

Which programming language is commonly used for data analysis?

• C++

• Java

• Python

• Ruby

What is the purpose of data visualization?

• The purpose of data visualization is to present data in a visual format.

• To make the data more difficult to understand

• To hide the data

• To confuse the audience

What is the difference between artificial intelligence and machine learning?

• Artificial intelligence and machine learning are the same thing.

• Artificial intelligence is a broader field that encompasses machine learning.

• Artificial intelligence is a subset of machine learning.

• Machine learning is a subset of artificial intelligence.

What is the process of cleaning and transforming raw data into a usable format called?

• data cleaning

• data transformation

• data formatting

• data preprocessing

Which algorithm is used for unsupervised learning?

• Linear regression

• Decision tree

• Naive Bayes

• K-means clustering

Which programming language is commonly used for web development?

• JavaScript

• Ruby

• C++

• Python

What is the purpose of scatter plots in data visualization?

• To visualize the relationship between two variables.

• To display data in a tabular format.

• To compare multiple datasets.

• To show the distribution of a single variable.

What is the difference between strong AI and weak AI?

• Weak AI is more advanced than strong AI.

• Strong AI is more powerful than weak AI.

• Strong AI possesses human-level cognitive abilities, while weak AI is designed for specific tasks and lacks general intelligence.

• Strong AI is designed for specific tasks while weak AI possesses human-level cognitive abilities.