Distributed computing is a field of computer science that studies distributed systems. A distributed system is a model in which components located on networked computers communicate and coordinate their actions by passing messages.[1] The components interact with each other in order to achieve a common goal.
In 1981 the Islamic Dawa Party's suicide bomber attacked the Iraqi embassy in Beirut. Hezbollah carried out a bombing of the US embassy in April 1983 and the attack on US Marine and French barracks in October 1983 which brought international attention to suicide bombings.
1 Less than a month later (October 7, 2001) the United States began the War in Afghanistan, which is still happening today.  On March 20, 2003, the United States invaded and occupied Iraq. The war lasted for more than eight years before it was officially declared over on December 18, 2011.