Question
Which data modeling technique is used to represent the
relationships between entities in a database?Solution
An Entity-Relationship Diagram (ERD) is a data modeling technique used to represent entities, their attributes, and the relationships between them in a database. It helps visualize how data is related and supports database design by defining the structure of the database. b) Data Flow Diagram (DFD) shows data flow and process interactions but not entity relationships. c) UML provides a range of diagrams, including class diagrams and use case diagrams, but ERD specifically represents database relationships. d) Class Diagram is used in object-oriented design to show classes and their relationships, not database entities. e) State Diagram represents states of an object in a system, not entity relationships.
What is the anticipated cost for developing countries to achieve half of their NDC targets by 2030, as estimated in the Economic Survey 2023-24?
Consider the following:
1. Inter-State Councils & National Development Council
2. Finance Commission & Regional Council
3. Unitary ...
The Preamble of the Indian Constitution was amended in which year?
Which country became the first in modern history to lose all its glaciers as of May 2024?
The Food in Onion is stored in the form of __________________
Sela Tunnel Project, recently seen in the news, is located in:
In which city were the first-ever methanol-powered buses introduced by Nitin Gadkari?
Which of the following statements is/ are correct?Â
1. Peninsular India was part of Gondwanaland of Geological divisionsÂ
2. Himalayan m...
Afar Triangle, recently seen in news, is associated with which one of the following?
The Department of Telecommunications (DoT) recently released draft rules to operationalize the Digital Bharat Nidhi. This fund will replace which former...
