Because the lines of text are shorter, columns can give the impression that minimal reading is required, making the document more inviting to read

Which Cisco IOS command is used to create a new VLAN on a switch?

A) vlan vlan-id B) access vlan vlan-id C) interface vlan vlan-id D) vlan access vlan-id

Why would a network administrator configure access lists to filter data packets on a routers interface?

A) This is a last choice because viruses are transported via the Internet. B) This is a good step, but packets should be avoided when configuring access lists. C) This can be used to limit data packets that enter the network. D) This technique helps to minimize data spikes.