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Batch-01_BSc_Semester-01_Basics Of Data Analytics

Batch-01_BSc_Semester-01_Basics Of Data Analytics

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What is the role of a Database Management System (DBMS)?

To process only unstructured data

To generate websites dynamically

To delete irrelevant data automatically

To create and manage databases efficiently

100%

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What is the purpose of APIs in data analytics?

To retrieve, send, and interact with structured data programmatically

100%

To create relational databases

To create graphical dashboards

To store historical transaction records

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What is an Online Transaction Processing (OLTP) system used for?

Storing only multimedia data

Creating complex machine learning models

Managing real-time business transactions efficiently

Processing historical business analytics reports

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How do businesses typically use third-party data?

To supplement their own data for market research and business strategies

100%

To avoid collecting any first-party data

To analyze internal employee performance

To track private customer information

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What is web scraping?

Encrypting customer records

Uploading documents to cloud storage

Extracting data from websites automatically

50%✨

Cleaning duplicate records from a database

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Why do businesses use APIs to collect data?

APIs prevent businesses from storing data

APIs replace the need for relational databases

APIs allow real-time data access from external sources

100%

APIs store historical business records

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What is an API?

A type of database

A storage system for large images

A tool that allows applications to exchange data

100%

A programming language

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Which of the following cannot be stored in a relational database easily?

A list of customer names and emails

Customer purchase history

A set of product images

100%

A table of sales transactions

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Which database feature ensures data is stored consistently (e.g., all customer emails follow the same format)?

Constraints

Handwritten records

Spreadsheets

File folders

What is a common advantage of relational databases?

They make data retrieval slower

❌

They store only one type of data

❌

They reduce data redundancy (duplicate records)

✅

They require manual searching

❌

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