wireless networks

Question 1

what type of waves do wireless networks use

Answer 1

radio waves

Question 2

local wireless networks are called?

Answer 2

WLANs (wireless LANs)

Question 3

what device is needed to set up a wireless network?

Answer 3

a Wireless Access point (WAP)

Question 4

what do devices need in order to connect?

Answer 4

wireless capability

Question 5

what device can be used to give a device wireless connection

Answer 5

a dongle

Question 6

pros of wireless networks(3)

Answer 6

• convenience
• cheaper and better for the environment as there are no cables
• very easy to add more users to the network

Question 7

drawbacks of wireless networks

Answer 7

• less secure as access points are usually visible to all devices not just trusted ones
• many factors that can reduce signal strength eg. distance from WAP, interference from other wireless networks, and physical obstructions
• lower bandwidth than wired and less reliable