Data Science Part A

Method used in Data Science

• Analytical

• Scientific

Who is a data scientist?

• Mathematician

• Statistician

• Software programmer

• All of the above

Which of the following is the most important language for Data Science?

• Java

• Ruby

• R

• None of the mentioned

What is "Concept study"?

• Filling gaps in data

• Structuring the data

• Understand problem statement

• Deeper analysis of dataset

Which of the following approach should be used to ask Data Analysis question?

• Find only one solution for particular problem

• Find out the question which is to be answered

• Find out answer from dataset without asking question

• None of the mentioned

Which one is Supervised Learning?

• A model makes predictions or decisions based on past or labelled data

• A model can identify patterns, anomalies, and relationships in the input data

Which of the following step is performed by data scientist AFTER acquiring the data?

• Data Cleansing

• Data Integration

• Data Replication

• All of the mentioned

What skill required by Data Scientist but not in Business Intelligence?

• Statistics

• Machine Learning

• Visualization

Information:

Height, Weight,

Number of people living in your street

• Qualitative

• Quantitative

Which of the following quantitative data type that take on only a countable number of possibilities?

• Discrete

• Non Discrete

• Continuous

• All of the mentioned