Bird
0
0

What is the main purpose of a transaction history in a system?

easy📝 Conceptual Q11 of 15
LLD - Design — Splitwise (Expense Sharing)
What is the main purpose of a transaction history in a system?
ATo record all important actions with details for tracking
BTo speed up the system by caching data
CTo delete old data automatically
DTo encrypt user passwords
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of transaction history

    Transaction history stores records of actions with details like timestamps and IDs.

  2. Step 2: Identify the correct purpose

    This helps users and systems track past events clearly and reliably.

  3. Final Answer:

    To record all important actions with details for tracking -> Option A

  4. Quick Check:

    Transaction history purpose = record actions [OK]
Quick Trick: Transaction history = record actions with details [OK]
Common Mistakes:
  • Confusing transaction history with caching
  • Thinking it deletes data automatically
  • Mixing it with security features like encryption

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More LLD Quizzes
Advanced LLD Concepts - Thread safety in design - Quiz 13medium Design — Chess Game - Board and piece hierarchy - Quiz 12easy Design — Chess Game - Piece movement rules (polymorphism) - Quiz 11easy Design — Online Shopping Cart - Payment strategy pattern - Quiz 8hard Design — Online Shopping Cart - Inventory management - Quiz 15hard Design — Online Shopping Cart - Payment strategy pattern - Quiz 1easy Design — Online Shopping Cart - Notification on state change - Quiz 9hard Design — Splitwise (Expense Sharing) - User, Group, Expense classes - Quiz 7medium Design — Splitwise (Expense Sharing) - Balance calculation algorithm - Quiz 14medium Design — Splitwise (Expense Sharing) - User, Group, Expense classes - Quiz 3easy