Your post are meant to be timely, where you post content daily and weekly.
There will be a few other pages such as about and contact pages which are static.
A website will consist of mostly static pages ( one-off pages that have content on your home, about, contact and other pages. These pages can be updated when needed.
A blog can be also added to your website
A Ecommerce Store will be on your website or blog. Customer will be able to view products or service and purchase on your website.
All of these can be integrated together.
Adobe Illustrator is use to create your logo. The original file for the design will be scalable to fit a business card or a big as a banner while maintaining it proportion of the original version. It is very important to have your logo design as an vector!