ns of stored instructions that are 
      usually inactive. To run a program, it must be copied from disk into RAM 
      and the CPU is given the address of the first instruction in the program 
      so it can run it. A running program is often called a process.</td>
  </tr>
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    <td><strong>S Flag </strong></td>
    <td>The S or sign flag in the status register indicates if the previous calculation 
      gave a negative result.</td>
  </tr>
  <tr valign="top"> 
    <td><st