| 1 |
What does data encryption do? |
It automatically delet old data
It speeds up internet connection
It converts data into a code to prevent unauthorized access
It makes data availabel to every one online
|
| 2 |
What is an outlier in a dataset. |
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
|
| 3 |
What does the volume characteristic of big data refer to. |
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
|
| 4 |
What is the fist steps of data science progess. |
Undrstanding the problem
Data Cleaning
Data analysis
Data Collection
|
| 5 |
Whcih tool is specifically designed for creatin detailed nd interactive visualizations? |
Tableau
Power point
Google Sheets
Microsoft Excel
|
| 6 |
What is the primary purpose of data visualization. |
To hide complex data
To make data easier to undrstand by turning it into pictures
To generate random numbrs
To conert text into data
|
| 7 |
What is the main purpose of data collection ? |
to delete old data
To format text documents
To gather information to answer questions or make decisions
to create random numbers
|
| 8 |
Which tool can be used to create surveys online? |
Microsof word
Excel spreadsheets
Adobe Photoshop
Google forms
|
| 9 |
How can you organize data to make it easier to analyse. |
By keeping it in a messy notebook
By creating tables, charts, and graphs
By writing it in long paragraphs
By storing it in random files
|
| 10 |
What is the types of data is used to categorize items without implying any order. |
Ordinal data
Discrete Data
Nominal Data
Continous Data
|
| 11 |
What is the example of continous data? |
Number of cars in a parking lot
Height of students in centimetres
types of fruits
Shirt sizes
|
| 12 |
What type of data involves distinct, separate values that are countable? |
Nominal data
Discrete Data
Continous data
Ordinal Data
|
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