Basic Knowledge of Computer Application

DBMS & Database Architecture

Relational databases, Primary/Foreign keys, ACID properties, SQL queries, and Data Normalization.

Target: EPFO APFC 2026Topic-Level RAG Context ActiveModel: Nemotron 3.5 Lightning 30B / 120B

Topic Overview

Relational databases, Primary/Foreign keys, ACID properties, SQL queries, and Data Normalization.

Key Syllabus Concepts

  • RDBMS vs NoSQL databases
  • Keys: Primary Key (unique, non-null), Foreign Key (refers to primary key in another table), Candidate Key
  • ACID Properties: Atomicity, Consistency, Isolation, Durability in financial transactions
  • Basic SQL Commands: SELECT, INSERT, UPDATE, DELETE, GROUP BY, JOINs

High-Yield Important Points & Rules

  • 💡 Atomicity ensures an all-or-nothing transaction execution (crucial in banking/EPFO payouts).
  • 💡 Foreign key enforces referential integrity between child and parent tables.

Historical UPSC EPFO PYQ Relevance

3 Matched PYQs
2025EPFO APFCGeneral Ability Test• Q.55
Full Question
Which one among the following statements with regard to fatty acids is correct?
2025EPFO APFCGeneral Ability Test• Q.57
Full Question
Which one among the following is known as Carbolic acid ?
2023EPFO APFCGeneral Studies• Q.55
Full Question
55. The main cause of ocean acidification is

Ready to practice this subtopic?

Launch the interactive AI teacher or solve full mock tests.