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CompTIA Data+ Data Types and File Formats Flashcards
CompTIA Data+ DA0-001 (V1) Flashcards
| Front | Back |
| Give two examples of unstructured data. | Images, video. |
| Is a database schema more relevant to structured or unstructured data? | Structured data. |
| Is SQL used to manipulate structured or unstructured data? | Structured. |
| Is video considered structured | semi-structured, or unstructured data?,Unstructured. |
| Name one common use for XML. | Data interchange between systems, especially in enterprise settings. |
| What does CSV stand for? | Comma-Separated Values. |
| What does HTML stand for? | Hypertext Markup Language. |
| What does XML stand for? | Extensible Markup Language. |
| What file format is best for storing hierarchical data structures? | JSON or XML. |
| What file format is often used for storing and exchanging tabular data? | CSV (Comma-Separated Values) or TSV (Tab-Separated Value) |
| What is a binary file format? | A file that stores data in a non-text, machine-readable format. |
| What is a flat file? | A plain text file containing data without structured relationships, often CSV or TSV. |
| What is a log file? | A file that records events and messages from software or systems. |
| What is a semi-structured data format? | Data with some organizational properties, like JSON or XML. |
| What is a structured data format? | Data stored in a defined schema, like rows and columns in a database. |
| What is data serialization? | The process of converting data into a format for storage or transmission. |
| What is machine data? | Automatically generated data from devices, systems, or applications. |
| What is metadata? | Data that describes other data. |
| What is tab-delimited data? | Text where columns are separated by tab characters. |
| What is the file extension for JavaScript Object Notation? | .json |
| What is the main characteristic of structured data? | Organized in predefined models like tables or spreadsheets. |
| What is the MIME type for JSON? | application/json |
| What is the primary advantage of using JSON over XML? | More concise and easier to parse. |
| What is the primary use of .log files? | Tracking system or application events for auditing or debugging. |
| What is the typical use case for a .csv file? | Flat-file data exchange between systems. |
| What kind of data is audio classified as? | Unstructured. |
| What kind of data is most likely stored in a relational database? | Structured data. |
| What kind of data is typically stored in a data lake? | Structured, semi-structured, and unstructured data. |
| What type of data format is used for web page content? | HTML. |
| What’s the difference between JSON and XML? | JSON is lightweight and human-readable; XML is more verbose and supports schemas. |
| Which data format is commonly used in REST APIs? | JSON. |
| Which file format is commonly used in Excel spreadsheets? | .xlsx |
| Which format is often used for storing configuration files? | YAML or JSON. |
| Which is better for enforcing data structure: JSON or XML? | XML (supports schemas like XSD). |
This flashcard deck covers definitions, characteristics, and use cases for common data types and formats that will be found on the CompTIA Data+ exam.