Multiple choice technology databases

IMS Db uses what kind of database management

  1. network

  2. relational

  3. hierarchical

  4. object-oriented
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

IMS (Information Management System) DB uses a hierarchical database management model, organizing data in a tree-like structure with parent-child relationships. This is different from network (many-to-many), relational (table-based), or object-oriented databases. The hierarchical model is fundamental to IMS architecture.

AI explanation

IBM's IMS DB (Information Management System, Database) is a hierarchical database management system — data is organized as a tree of parent-child segment relationships (root segment, dependent segments), navigated via parent-child pointers rather than via foreign-key joins as in relational systems. This predates and contrasts with relational (e.g., DB2) and network models (e.g., CODASYL/IDMS), and object-oriented models came later still. Since IMS's defining architectural characteristic is its strict hierarchical segment structure, 'hierarchical' is the correct classification.

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