A school uses a local area network (LAN) which connects several computers and a printer to
a server and allows access to the internet.
(a) Define the term server. [1]
(b) Identify the different clients in this network. [1]
(c) (i) Identify one external threat to the security of the school’s computer system. [1]
(ii) State one way to protect the computer system from the threat identified in part (c)(i). [1]