What does the term 'concurrency control' refer to in a DBMS?

Practice Questions

Q1
What does the term 'concurrency control' refer to in a DBMS?
  1. Managing multiple database connections
  2. Ensuring data consistency during simultaneous transactions
  3. Optimizing query performance
  4. Backing up data

Questions & Step-by-Step Solutions

What does the term 'concurrency control' refer to in a DBMS?
  • Step 1: Understand that a DBMS (Database Management System) is software that helps manage databases.
  • Step 2: Know that multiple users or applications can access a database at the same time.
  • Step 3: Realize that when many users try to change or read data at the same time, it can cause problems.
  • Step 4: Learn that concurrency control is a method used to prevent these problems.
  • Step 5: Concurrency control ensures that operations do not interfere with each other, keeping data accurate and consistent.
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