True, a banner ad is a small rectangular object on the web page that displays a stationary or moving graphic that shows a link to advertiser's Web site.
Step-by-step explanation:
A banner ad is one of the famous type of online advertising. A banner ad has various functions that is ,it increases brand awareness, helps to gain knowledge regarding new product, inform regarding advertisements. The main purpose of banner ad is to promote a product's brand and also invite the visitors to visit the website.
Banners are very important because they require less time to install, they are light weight in nature,they require least cost as well as they can be easily manufactured, they are also durable in nature. A banner can be depicted in form of a slogan, symbol or logo, or it can be a message.