title: Android - Handset built in Developer Tools - "Show Cpu Usage" option meaning?
body: <p>Android handset shows a list of Developer Tools and Options (under Settings > Developer) to the user and can be displayed on the user's screen.  There is various data which gets displayed like: <strong>6.002 / 6.48 / 8.23</strong>,and <strong>next lines shows some services running in the background</strong> . What is the concept behind this?</p>