Four girls took lift in a car full of Engineers. Since no place available, they sat on each Boy’s lap.

After 5 minutes.

Girl1: Are you an Electronics & Communication
Boy1: How do you know?
Girl1: Your tower is communicating with my
Unreachable Area.
Girl2: Are you an IT Engineer?
Boy2: How do you know?
Girl2: Your Pen drive is trying to connect with my USB port.
Girl3: Are you a Mechanical Engineer?
Boy3: How do you know?
Girl3: Your Piston is trying to move into my cylinder.
Girl4: Are you a Civil Engineer..??
Boy4: How do you know?
Girl4: Your dam has broken and flooded my village.