Types of Networks & Factors Affecting Network Performance

Question 1

Factors of Local Area Networks

Answer 1

• Covers a small geographical area
• Hardware owned by organisation using it
• Wired with fibre optic cable or wireless using wi-fi

Question 2

Factors of Wide Area Networks

Answer 2

• Connects LANs together over a large geographical area
• Infrastructure leased from telecommunication companies
• Connected with telephone lines, fibre optic cables or satellite links

Question 3

Unit used to measure bandwidth

Answer 3

Megabits per second (Mbps)

Question 4

Latency

Answer 4

The time delay between the moment that transmission of the first byte of communication starts

Question 5

Causes of interference in wi-fi connections

Answer 5

Devices that emit electro-magnetic signals and thick walls