ERD questions
3 job-exam questions on ERD from 3 papers — BPSC, BSCPLC, BUET and more — with answers and discussion.
Papers
- October 2026 – Written (BUET) — BUET · MSC (CSE)
- August 2026 – Written (BUET) — BSCPLC · Assistant Manager (CSE)
- May 2025 – Written (BPSC) — BPSC · Assistant Director (ICT)
Questions
- (a) Design an ER diagram for a library management system where: (i) A library has multiple books. (ii) Each book can have multiple copies…
- Given the entities: Course (c_id, c_name, total_credit) Program (prog_no, prog_name) Assuming a relationship where a Course can be part of…
- BSCPL regularly publishes multiple job vacancies, where each Job is identified by a unique Job ID and contains information such as Job…