Virtual server farm

A virtual server farm is a group of virtual servers that are all hosted on the same physical server. The virtual servers are all isolated from each other and each has its own operating system, applications, and data. Are server farms real? Yes, server farms are real. They are usually large data centers that house … Read more

ITAR and EAR compliance

The International Traffic in Arms Regulations (ITAR) are a set of United States government regulations that control the export of defense-related material and services. The regulations implement the Arms Export Control Act, and are administered by the Directorate of Defense Trade Controls (DDTC) within the U.S. Department of State. The Export Administration Regulations (EAR) are … Read more


A preamble is a short message that is sent before a data transmission. The purpose of the preamble is to allow the receiver to synchronize with the sender and to prepare for the upcoming data. A preamble typically consists of a sequence of bits that have a known pattern. What is an example of a … Read more

Lead time (in purchasing/procurement)

Lead time is the amount of time that passes between the moment when a customer orders a product or service and the moment when the product or service is delivered. In purchasing and procurement, lead time is the amount of time that passes between the moment when a company places an order for Raw materials, … Read more