TOP HTTP 67 UDP g 443 TCP h) Question 7 (20 marks) 7.1 What distinguishes POP from IMAP? (4) 7.2 What are the three primary functions of the presentation layer? (3) 7.3 To maintain the confidentiality of passwords on a Cisco router and switch, several measures can be implemented. What are four security commands that can be executed? (4) 7.4 Multiple security devices and services are deployed to protect the organization's users and resources from TCP/IP threats. List five security devices and services that can provide protection for the organization's assets. I (5) 7.5 When selecting network devices for a small network, a LAN (Local Area Network) technician should consider several factors to ensure that the network operates efficiently and meets the organization's requirements. List those four key factors to consider. (4) TOTAL PAPER MARK: 100 NB This question paper must be handed in together with your answers sheet and script