My Learning Cart
?
Categories
Account

What is the primary key in a database?

₹0.0
Login to Download
  • 📥 Instant PDF Download
  • ♾ Lifetime Access
  • 🛡 Secure & Original Content

What’s inside this PDF?

Question: What is the primary key in a database?

Options:

  1. A unique identifier for a record
  2. A foreign key reference
  3. An index for faster searches
  4. A composite of multiple fields

Correct Answer: A unique identifier for a record

Solution: 

A primary key is a unique identifier for a record in a database table, ensuring that no two records have the same key.

What is the primary key in a database?

Practice Questions

Q1
What is the primary key in a database?
  1. A unique identifier for a record
  2. A foreign key reference
  3. An index for faster searches
  4. A composite of multiple fields

Questions & Step-by-Step Solutions

What is the primary key in a database?
No concepts available.
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely
Home Practice Performance eBooks