An abacus is a manual calculator consisting of a frame with rods on which beads are strung. The beads are used to represent digits, and the rods are used to perform mathematical operations. The abacus is one of the oldest calculating devices in existence, and its use is still widespread in many parts of the … Read more


A vendor is a person or company that supplies goods or services to another person or company. In the context of technical support, a vendor is a person or company that provides technical support services to customers. Technical support vendors typically have a team of technical support engineers who are responsible for providing support to … Read more