The data dictionary in SDLC contains descriptions of what?
Understand the Problem
The question is asking what the data dictionary in the System Development Life Cycle (SDLC) contains a description of. You need to choose the correct option from the given choices related to software engineering and system design.
Answer
A data dictionary in SDLC contains descriptions of Data Flow Diagram (DFD) elements and data objects.
In the SDLC (Software Development Life Cycle), a data dictionary contains descriptions of Data Flow Diagram (DFD) elements. It provides details on data objects, their meanings, relationships, formats, and usage within the system.
Answer for screen readers
In the SDLC (Software Development Life Cycle), a data dictionary contains descriptions of Data Flow Diagram (DFD) elements. It provides details on data objects, their meanings, relationships, formats, and usage within the system.
More Information
A data dictionary is also known as metadata repository.
Tips
Students may confuse the data dictionary with other components of the SDLC, such as the E-R diagram or use case diagrams. Remembering that the data dictionary focuses on describing data elements and their characteristics can help avoid this confusion.
Sources
- System Analysis and Design Set 7 - Questions & Answers - mcqquestion.blogspot.com
- What Is A Data Dictionary? A Comprehensive Guide - Splunk - splunk.com
- Data Dictionaries in Software Engineering - GeeksforGeeks - geeksforgeeks.org
AI-generated content may contain errors. Please verify critical information
