أسئلة علم البيانات

All of the following are types of data validation except:

• Range validation

• Source validation

• Length validation

• Type validation

The type of chart used to represent data in a circle divided into parts:

• Pie chart

• Bar chart

• Dot chart

• Line chart

Data quality can be verified by a specific criterion which is:

• Accuracy

• Timeliness

• Relevance

• All of the above

EUR is an approved symbol for a currency which is:

• US Dollar

• Euro

• Omani Rial

• Emirati Dirham

The tag to add a title in large font on a web page is:

• 
  

The tag that contains the main content of a web page is:

• title

• head

• body

• DOCTYPE

The img tag is used when designing web pages to insert:

• Image

• Sound

• Video

• Text

To remove duplicate values from a data table from the tab:

• Insert

• References

• Data

• Review

Mention two fields of data science usage:

What can we write in the footer of a spreadsheet application (Microsoft Excel)?