The task bar was introduced with Windows 95 and has been part of every version of Windows since then.
To accomplish your goals, however, you need to know how to set them. You can't simply say, I want and expect it to happen. Goal setting is a process that starts with careful consideration of what you want to achieve, and ends with a lot of hard work to actually do it. In between there are some very well defined steps that transcend the specifics of each goal. Knowing these steps will allow you to formulate goals that you can accomplish.
The work of early goal theorists contrasted two types of goal orientations: mastery, which is a desire to acquire additional knowledge or master new skills, and performance, which is a desire to demonstrate high ability and make a good impression.