A single-user database system automatically ensures_____ of the database, because only one transaction is executed at a time.
A) serializability and durability
B) atomicity and isolation
C) serializability and isolation
D) atomicity and serializability

Question

A single-user database system automatically ensures_____ of the database, because only one transaction is executed at a time.
A) serializability and durability 
B) atomicity and isolation
C) serializability and isolation
D) atomicity and serializability

Quizplus · Accepted Answer

In a single-user database system, since only one transaction is executed at a time, it inherently ensures serializability and isolation. Serializability is guaranteed because transactions are naturally serialized, and isolation is ensured because no two transactions are executed concurrently.

A Single-User Database System Automatically Ensures_____ of the Database, Because