C175 study guide Study guides, Class notes & Summaries

WGU C175 COMPREHENSIVE DETAILED STUDY GUIDE QUESTIONS AND CORRECT ANSWERS [ALREADY GRADED A+ NEWEST EDITION 2024

Flat Files - a file having no internal hierarchy Hashed Files - A file that has been encrypted for security purposes. Heap File - An unsorted set of records. Information - The transformation of raw data into useful facts. Punch Card - A card that is perforated and can hold commands or data. Structured Data - Information with a high degree of organization. Unstructured Data - Information that does not have structure (such as text) Binary Relationship - A relationship between two entity typ...

WGU C175 EXAMS Study GUIDE 2024

WGU C175 Final+1+2 Study Guide Questions & Answers Best Graded A+ 2023.

What is a broad definition of data? - Raw facts that are captured on printed or digital media What are data? - Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - It does not follow a data model. Which is true about flat files? - They contain no internal hierarchical organization. Which technology has no internal hierarchy? - Flat files How were data retrieved before database management systems? - Sequentially from ...

WGU C175 Final+1+2 Study Guide Questions & Answers Best Graded A+ 2023.

WGU C175 STUDY GUIDE WITH SUMMARIES

Why databases? - -·Helps organizations use data / information as a resource to make decisions File based structure (Prior to BDMS) - -o Attempt to computerize old manual filing system o Was easy to retrieve small amounts of information from o As data grew, it became difficult to locate and retrieve information o Retrieval speed depended on file structure and how data was organized within the structure File types that utilized file based structure - -Flat files, heap files, Index files, has...

What is a broad definition of data? - Raw facts that are captured on printed or digital media What are data? - Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - It does not follow a data model. Which is true about flat files? - They contain no internal hierarchical organization. Which technology has no internal hierarchy? - Flat files How were data retrieved before database management systems? - Sequentially from simple fi...

What is a broad definition of data? - Raw facts that are captured on printed or digital media What are data? - Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - It does not follow a data model. Which is true about flat files? - They contain no internal hierarchical organization. Which technology has no internal hierarchy? - Flat files How were data retrieved before database management systems? - Sequentially from ...