# Conflict Serialisability
If a concurrent schedule organises conflicting operations in the same way as a serial schedule, the results are the same.
This is called conflict serialisability, which can be tested using precedence graphs.

## Directed Graph
- ![](Pasted%20image%2020240213131718.png)
- ![](Pasted%20image%2020240213131802.png)
- ![](Pasted%20image%2020240213131815.png)
# Precedence Graph