Question

1. the _____ is the central node that coordinates the flow of data by sending messages directly between the sender and receiver nodes. client server switch gateway 11. fiber - optic cable transmits data as pulses of light through tiny tubes of glass. true false 12. in a network environment, a client provides resources for the servers. true false

Explanation:

1. A switch is a central node that coordinates data - flow by sending messages directly between sender and receiver nodes. A client requests resources, a server provides resources, and a gateway is used for connecting different networks.
2. Fiber - optic cables indeed transmit data as light pulses through thin glass tubes.
3. In a network environment, a server provides resources for clients, not the other way around.

Answer:

1. switch
2. True
3. False