Long description

Transitions between the three states are as shown. There are three oval-shaped blocks labeled Running, Blocked, and Ready. The Running block is placed on top while the other two blocks are placed at the lower left and lower right. There are two downward arrows from running: an arrow labeled 1 points to Blocked and the other arrow labeled 2 points to Ready. An arrow labeled 3 from Ready points to Running block. An arrow labeled 4 from Blocked points to Ready. The description of arrows is mentioned on the right side of the diagram: 1. Process blocks for input. 2. Scheduler picks another process. 3. Scheduler picks this process. 4. Input becomes available.