Object is a HTML5 element used to define an embedded object within an HTML document. You can emebd videos, audios, pictures, PDF, Java applets, web pages into an other page etc by using object element.
<object data="address" width="width" height="height"></object>
You can define one or more than one object element in a document.
You can embed any document, image, file, application etc in a page using object element.
Open notepad or any other text editor, follow the following points.
save file with name task.html or task.htm and then open it using any browser and see results.