If someone posts a link to a picture you can view it without them knowing. All they will know is how many people have viewed it (assuming they use a website that has a view count such as TwitPic) but they don't know which individual users.
no
It depends on how you uploaded it. Certain platforms, like TwitPic, have a view count beside the picture.
Click on the link to your picture and there will be a view count beside it. (if using TwitPic)
You can upload pictures to Twitter through the website TwitPic.
You can't actually include pictures in your tweets. However, you can use TwitPic to upload your pictures which then tweets the link on your Twitter.
If your Twitter account is not "protected" then anyone can view your profile.
You can upload pictures to Twitter on the website TwitPic.
yes.
The band CashCash does have a facebook fanpage for their group. On the page you have options to view their posts, pictures, twitter feed, and a link to download their music.
You can upload pictures through the official Twitter app. (usually using Twitpic or Yfrog)
Press on the link. Alternatively you can go to Lookedon.com to browse all pictures someone posted on their Twitter.
Not unless you want to post pictures to your page. Twitter is a site to post updates on in 140 characters. No pictures necessary.