The public key for an SSH server must be pre-configured by an administrator; what is the name of the file that the client uses to do this?

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Recovery and Performance of Network

A network is a group of peripherals, computers, servers, network devices, mainframes, and other devices that are connected to allow electronic communication, and data and resource sharing. The computer network connects the devices either by using cables or wireless fidelity to transmit, share, or exchange both resources and data.