Do I need to learn PHP coding for blogging in the free version of wordpress.com?

What is the best theme to use for a new user in wordpress.com for learning purpose?

Is there a website where I can check my actual download and upload speed because I am not convinced with the claim of my internet service provider that my download speed is 3MBPS?

I want to stop using some websites in my office so that I need to block them.

How can i block those particular sites from my computers?

I want to embed some video files of youtube to my webpage but I don't know how to do it.Would you guys be kind to explain 

the process of embedding the youtube videos?

I successfully installed wamp at my localhost but when I tried open it, the localhost says: "wamp server is not ready". How can I use it now?

I use metadata in every page but actually I really don't know what it is.

That is why, I would like to ask here that what is a metadata and what type of information is stored in it?

Which is the best Graphical User Interface (GUI) software under  WYSIWYG for designing a website? As I am trying to develop

 a website, I would like to put my hands on the best and easiest software.Please suggest some softwares and also why is it the

best software.

What are my options if i want to recover my passwords and my lost hotmail accounts?

Hi,

I have a website which is in WordPress but it is still in offline mode but now I want to release it. I was looking for the free ones but is it reliable. Also which hosting is better? Free or paid one. I will be waiting for your reply.