Data Collection and Pre-Processing Quiz

Data Collection and Pre-Processing Quiz

University

10 Qs

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Data Collection and Pre-Processing Quiz

Data Collection and Pre-Processing Quiz

Assessment

Quiz

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University

Practice Problem

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Created by

Tapas Mishra

Used 2+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main objective of data collection?

To store data in databases

To visualize data patterns

To create complex algorithms

To gather information-rich and reliable data

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a primary data collection method?

Library records

Government archives

Historical data

Internet surveys

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does data cleaning involve?

Removing duplicates and fixing incorrect data

Collecting data from various sources

Analyzing data trends

Storing data in cloud services

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is used for data integration?

Conducting interviews

Merging multiple data frames

Creating pivot tables

Performing statistical analysis

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of data transformation?

To collect data from external sources

To convert data into a machine learning digestible format

To store data securely

To visualize data using graphs

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following describes skewness?

A type of data integration

A method for data cleaning

A measure of symmetry in distribution

A statistical analysis technique

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a box plot summarize?

Data using median and quartiles

Data using mean and standard deviation

Data using frequency distribution

Data using correlation coefficients

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