Question # 1

Which big data technlogy is commonly used to store and preocess large datasets in a distributed manner?

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SQL databases

Relational databases

Hadoop

Data warehouses

------------- is a method of collecting information from individuals.

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Data Finding

Data hiding

Survey

Data visualization

-------is the fast rate at which data is received and acted on.

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Velocity

Volume

Variety

Vision

What is an outlier in a dataset.

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The middle value when all values are arranged in order

An usual or extremetn value that deosen't fit the pattern

The most frequent value

the avarage of all values

How does data sciecne add value to bing data.

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By creating more data

By extracting insights and predictions from data

By making data storage more efficient

By ensuring data quality and consistency

Which programming language is commonly used for bign data analytics and machine learning tasks.

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Java

C++

Phyton

Ruby

What is the fist steps of data science progess.

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Undrstanding the problem

Data Cleaning

Data analysis

Data Collection

What is the primary purpose of data visualization.

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To hide complex data

To make data easier to undrstand by turning it into pictures

To generate random numbrs

To conert text into data

What is the example of continous data?

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Number of cars in a parking lot

Height of students in centimetres

types of fruits

Shirt sizes

-------------- is the grahical represnetation of data through use of common charts, plots, infographics and animations.

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Data cleaning

Missing values

Data visualization

Data hiding

Which industry heavily relies on lot for supply chaain optimization and resource allocation?

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Healthcare

Finance

Transporation

Retail

What does the volume characteristic of big data refer to.

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The speed at which data is generated

The different forms data can take

The sheer amount of data being collected

The way data is processed

Which of the following best describes the concept of big data.

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Data that is stored in traditional databases

Data that is too small to be analyzed effectively

Data that is characterized by high volume, velocity and variety

Data that is only generted by social media platforms

What is the primay purpose of data preprocessing in big data analytics.

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To increase data storage costs

To prepare raw data for analysis

To eliminate the need for data visualization

To reduce the volume of data

Which is one of the key applicatins of big data in business.

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Artistic creativity

Weather foreacing

Customer behavior analysis

Social media management

How many types of data analysis are availabe?

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1

2

3

4

Which of the following is an example of interval scaled attribute.

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Age

Weight

Temperature in Celsius

Hight

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