topic 1 (quiz) Flashcards
(42 cards)
____ refers to information that is collected, observed, or measured and can be analyzed or used for decision-making.
data
_____ can be in various forms, such as numbers, text, images, lr other types of recorded observations.
data
_____ is often raw and unprocessed, meaning it doesn’t have much meaning on its own until it’s organized, processed, or interpreted.
data
processed data
information
____ Raw, unprocessed facts and figures without context.
data
_____ can be numbers, words, measurements, observations, or even just symbols.
data
2 characteristics of data
- unorganized
- context-free
____ Data is often collected without any specific structure.
unorganized
_____ Data alone doesn’t convey meaning or understanding.
context-free
_____ Data that has been processed, organized, or structured or provide context, meaning, or insight.
information
2 characteristics of information
- organized
- contextual
_____ Information is structured in a way that makes it useful for decision-making.
organized
____ Information is data that has been interpreted within a specific context, making it meaningful.
contextual
A _____ is an organized collection of data that is stored and managed to allow easy access, retrieval, updating, and management of information.
database
_____ are structured to facilitate the efficient storage retrieval and manipulation of data, and they are often used to manage large amounts of information across various applications.
database
4 uses of database
- data management
- transaction processing
- data analysis
- backup and recovery
____ Storing and organizing large amounts of data for easy access and management.
data management
_____ Handling real-time transactions, such as those in banking, e-commerce, or online booking systems.
transaction processing
____ Supporting complex queries and data analysis, often used in business intelligence applications.
data analysis
____ Providing mechanisms to back up data and recover it in case of failure.
backup and recovery
______ refers to the process of defining, organizing, controlling, and maintaining databases so that data can be stored, retrieved, and updates efficiently and securely.
database management
____ involves a variety of tasks and tools that ensure databases are optimized for performance, integrity, and accessibility while safeguarding the data they contain.
database management
_____ involves a variety of tasks and tools that ensure databases are optimized for performance, integrity, and accessibility while safeguarding the data they contain.
database management
4 important of database management
- data availability
- data security
- efficiency
- scalability