QR codes were created to make a way for people to easily scan codes to get to a website. So you could scan (example) a movie poster to go to the website that has advertisements and tickets.
Answer:
It is a spreadsheet application. the second should be leadership
Individual or other words user and attackers
Answer:
These are company brand logo
Explanation:
These are company brand logo, and you will find it on all products of that company, plus generally you will find them on each page of their website as well as mobile application.
