Data and Security Concepts Quiz

Which of the following best describes data?

• Contextualized facts with meaning

• Raw symbols or numbers without interpretation

• Organized knowledge used for decision-making

• A set of trends extracted from a warehouse

What is Data?

• Raw facts and figures without context

• Processed facts given meaning

• The ability to apply experience in decision-making

• Insights derived from analyzed information

What is Information?

• Experience-based judgment

• Data organized and given context

• Raw numbers with no meaning

• Knowledge applied in real-life situations

What is Knowledge?

• Raw observations collected from the environment

• Data converted into tables and charts

• Insights gained from analyzing information

• Wisdom shared through storytelling

What is Wisdom?

• Simply storing more knowledge

• Applying knowledge and experience to make sound decisions

• Organizing data into useful reports

• Memorizing factual information

In a relational database, rows represent:

• Fields

• Keys

• Records

• Columns

Which of the following best describes a DBMS?

• A software tool for formatting documents

• A program that manages the storage, retrieval, and analysis of data in databases

• A device that stores raw data only without processing

• A tool for browsing the Internet

Which of the following is an example of metadata?

• "1992" as a birth year stored in a database

• The field name "Year of Birth" and its data type (integer)

• A student's actual GPA value

• A list of customer orders

Which of the following illustrates data mining?

• Loading raw sales data into a spreadsheet

• Identifying hidden purchase patterns after analyzing millions of transactions

• Designing a database table with student IDs

• Deleting duplicate records from a dataset

What makes Big Data "big"?

• It always refers to personal data from social media

• Its size and complexity exceed the capacity of traditional database tools

• It can only be stored in personal DBMS like Access

• It is a synonym for metadata