R Prog Quiz - 2

Data analytics encompasses which of the following processes?

• Collecting, cleansing, organizing, and analyzing data
• Only analyzing data using tools
• Storing and governing data only
• None of the above

What year was R programming language first introduced?

• 1995
• 2000
• 2005
• 2010

What is the primary goal of data analytics?

• Storing data securely
• Analyzing data using tools
• Extracting meaningful insights from data
• Governing data effectively

Which phase of the data lifecycle involves ensuring data quality and consistency?

• Collecting
• Cleansing
• Organizing
• Storing

What term describes the process of focusing on more detailed data from summarized data?

• Drill Down
• Drill Up
• Filter
• Sort

Which of the following is NOT a characteristic of data?

• Flexibility
• Completeness
• Consistency
• Uniqueness

What does "timeliness" refer to in the context of data characteristics?

• The speed at which data is analyzed
• The accuracy of data
• The consistency of data over time
• The availability of data when needed

What type of data is characterized by its organization into rows and columns with a clear schema?

• Semi-structured data
• Unstructured data
• Structured data
• Dynamic data

Which type of analytics focuses on explaining why a particular event happened?

• Descriptive analytics
• Diagnostic analytics
• Predictive analytics
• Prescriptive analytics

In which type of analytics is historical data used to make predictions about future events?

• Descriptive analytics
• Diagnostic analytics
• Predictive analytics
• Prescriptive analytics