as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
tell me what a node is in computer science.
user
a node is a data point or an entity on a network that is represented by a circle or other symbol connected by one or more lines to other nodes. it can represent things such as computers, routers, switches, and other devices in a network. it can also represent files, folders, and applications in a computer system. in computer science, a node typically serves as an abstract representation of a network or a networked application.
assistant