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      <title>Applications, task environments, and the 'No Part' state</title>
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      <div class="title_topic3" id="xps10_pagetitle">Applications, task environments, and the 'No Part' state</div>
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      <p class="para_topic">NX uses three work area concepts called the &quot;No Part&quot; state, applications, and task environments.</p>
      <div class="title_division">The 'No Part' state</div>
      <p class="para_division">When you start NX, it opens in a default environment called the &quot;No Part&quot; state. This environment is similar to standing in the lobby of an office building, in the sense that you have entered the building, but you have not yet entered a specific room in the building. From the &quot;No Part&quot; state, you can access all the other rooms in the building or, in this case, all the other applications in NX.</p>
      <div class="title_division">Applications</div>
      <p class="para_division">To begin work, first open a part file. Then, you can start the application you want to use, such as Modeling or Drafting.</p>
      <div class="title_division">Task environments</div>
      <p class="para_division">From some applications, you can enter what is called a Task Environment. For example, from the Modeling application you can enter the Sketcher. When done using the Sketcher, you can return to the Modeling application.</p>
      <p class="para_division">The following illustration shows these relationships.</p>
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               <p class="para_td">No Part State</p>
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