Network topology, protocols and layers

In a star network all computers are connected to a central

• cable

• hard drive

• server

• office

Star networks are most likely to be seen in

• a LAN (Local Area Network)

• a mesh network

• a WAN (Wide Area Network)

• the internet

In a mesh network devices are connected to

• a switch

• a server

• a star

• each other

Which WiFi security method is weakest

• WAP

• WPA2

• WPA

• WEP

There are _______ channels in the 2.4Ghz frequency band

Which frequency has more channels

• 5 GHz

• 2.4 GHz

a protocol is

• a set of rules

• a list of numbers

• a group of devices

• an area of a network

Each network interface controller has a unique

• IP address

• MAC address

• signal

• protocol

A Media Access Controller (MAC) has a unique address assigned when it is made

• True

• False

An IP (internet protocol) address that is allocated when a device connects to a network is

• optional

• corrected

• static

• dynamic