# Performance - Waiting Time - Waiting Line (Queue)

### Table of Contents

## About

A process that waits is also known as queued (waiting to execute).

Queueing_theory is the mathematical study of waiting lines, or queues

## Articles Related

## Example

- “waiting time” between events such as visits to a web site within a fixed interval.

## Model

Waiting times follows an Exponential Distribution in the real world because it's a poisson process