The recall has also intensified questions about all the computer control systems used in modern cars.

VOA: special.2010.02.05

The plunge renewed debate about the risks of electronic exchanges and high-speed computer trading systems.

VOA: special.2010.05.14

Cooper and Conrad turned off the radar,radio, computer and even some environmental control systems.

VOA: special.2009.06.24

The International Telecommunication Union and the computer-networking company Cisco Systems launched the center.

VOA: special.2011.01.24