Computer Science · Database Management System
In a relational database management system, a primary key constraint must satisfy which of the following properties?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Either Unique or Not null
- 2Both Unique and Not null✓
- 3Not null only
- 4Unique only
Correct answer
Both Unique and Not null
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Computer Science?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Database Management System MCQs →Want more practice questions on Database Management System?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Computer Science · Database Management System