1. Which topology is best suited for tightly coupled control of large numbers of nodes?

a) Strictly hierarchical

b) Organised Mesh

c) Full Mesh

d) Partial Mesh

2. What is a simple (although slightly deprecated) way to get better throughput on a TCP/IP connection?

a) ncrease the KEEPALIVE timer on the connection

b) Split transmitted data over multiple, separate TCP/IP connections between the same hosts.

c) Increase the buffer size used by the application.

d) Enable Nagles algorithm

3. When does a local DNS server drop its name to address mappings?

a) When their TTL expires.

b) On its configured buffer flush cycle

c) Never

d)n reverse order of arrival when its cache is full.

4. Which of the following defeats Deep Packet Inspection by Firewalls?

a) Application level encryption of all traffic.

b) TLS/SSL end-to-end encryption

c) CPU overload at the Bastion Firewall

d) Internal and external facing firewalls

5. Why would a Virtual Local Area Network (VLAN) be used as a security precaution?

a) To separate sensitive traffic at the switch, and prevent it being sniffed by hosts outside of the workgroup.

b) To detect intruders into the network.

c) To inspect traffic being sent by the workstations in the group

d) To block certain kinds of traffic from the users worksations.