Networking

Question 1

Name 9 types of network hardware

Answer 1

Modem
Router
Firewall
Switch
Gateway
Bridge
Repeater
NIC (Network Interface Card)
WAP (Wireless Access Point)

Question 2

What are the hardwares used for typical home network setup?

Answer 2

Modem - Router

Question 3

What are the hardwares used for typical corporate network setup?

Answer 3

Modem - Router/Firewall | Switch, Repeater, Wireless Access Point

Question 4

What is the use of modem?

Answer 4

To modulate and demodulate transmission
Modulate - digital to analogue
Demodulate - analogue to digital

Question 5

What is the use of router?

Answer 5

To manage and forward data packets to devices network

Question 6

What is the use of switch?

Answer 6

Forwards data between LAN using a MAC address

Question 7

What is the use of firewall?

Answer 7

A software/hardware device that checks incoming data and blocks dangerous data from entering the network

Question 8

What is the use of gateway?

Answer 8

Connect the Internet to networks

Question 9

What is the use of repeater?

Answer 9

Receives signal and amplifies it before sending it out again

Question 10

What is the use of wireless access point?

Answer 10

The access point where wireless signal are sent out and received (eg WiFi)

Question 11

What is the use of bridge?

Answer 11

To connect different networks

Question 12

What is the function of protocol?

Answer 12

To maintain network’s stability,
by allowing components integrating and using networks to comply with their standards so data transfer through network can be standardized

Question 13

What is PAN?

Answer 13

Small network used by direct communication between devices through wired or wireless mediums (eg USB, Bluetooth, Infrared)