Question

In the flowchart the system of rectangle with one query side of used to show

Answer 1

Explanation:

To find out if it is, type site:yourdomain.com into the Google search box, replacing yourdomain.com with your actual domain name. If you see a listing of your website's pages, then Google has already indexed your site and will continue to visit it occasionally to check for updates.

Answer 2

Hey mate ☺️

This is a "Delay Symbol"

It shows a delay in the process.

A process is considered delayed when it takes longer than anticipated.

The diagram shows the symbol: 

A rectangle with one curved side.

I Hope it helps you ☺️ ✌️ ✌️