Topic 1.3 Part 2 - Wired and Wireless Networks

Question 1

What is a wireless network?

Answer 1

A wireless network is a network in which devices are connected to each other without the use of physical cables, using radio waves or infrared signals.

Question 2

What is Wi-Fi?

Answer 2

Wi-Fi is a popular wireless technology that allows devices to connect to a network using radio waves, providing mobility and convenience.

Question 3

What is a wireless router?

Answer 3

A wireless router is a device that combines a router with a Wi-Fi access point, allowing both wired and wireless devices to connect to a network.

Question 4

What is a wireless access point (AP)?

Answer 4

A wireless access point is a device that allows wireless devices to connect to a wired network, often used to expand Wi-Fi coverage.

Question 5

What is a SSID (Service Set Identifier)?

Answer 5

An SSID is a unique name for a wireless network, which wireless devices use to identify and connect to the network.

Question 6

What is WPA (Wi-Fi Protected Access)?

Answer 6

WPA is a security protocol that encrypts data on a wireless network to protect it from unauthorized access.

Question 7

What is a Wi-Fi hotspot?

Answer 7

A Wi-Fi hotspot is a location that provides wireless Internet access, often found in public places like cafes and airports.

Question 8

What is a wireless network adapter?

Answer 8

A wireless network adapter is a device that allows a computer or device to connect to a wireless network.

Question 9

What is a wireless network card?

Answer 9

A wireless network card is a hardware component inside a computer that enables it to connect to Wi-Fi networks.

Question 10

What is 5G in wireless networks?

Answer 10

5G is the fifth generation of wireless technology, offering higher data speeds and reduced latency for mobile devices.

Question 11

What is a wired network?

Answer 11

A wired network is a network in which devices are connected to each other using physical cables or wires.

Question 12

What is Ethernet?

Answer 12

Ethernet is a widely used wired networking technology that uses twisted-pair or fiber-optic cables to connect devices.

Question 13

What is a network cable?

Answer 13

A network cable is a physical cable used to transmit data between devices in a wired network, such as Ethernet cables.

Question 14

What is a router in a wired network?

Answer 14

A router in a wired network is a device that directs data between devices on the same network and between different networks.

Question 15

What is Ethernet cabling?

Answer 15

Ethernet cabling is a common type of network cabling that includes Cat 5e, Cat 6, and Cat 7 cables, used in wired networks.

Question 16

What is fiber-optic cabling?

Answer 16

Fiber-optic cabling uses glass or plastic fibers to transmit data as light signals, offering high-speed and long-distance connections.

Question 17

What is PoE (Power over Ethernet)?

Answer 17

PoE is a technology that allows both data and power to be delivered over Ethernet cables, commonly used for devices like IP cameras.

Question 18

What is a patch cable?

Answer 18

A patch cable is a short cable used to connect devices in a local area network, often used to connect a computer to a wall jack.

Question 19

What is a network hub?

Answer 19

A network hub is a simple device used to connect multiple Ethernet devices in a star topology.

Question 20

What are the advantages of wired networks?

Answer 20

Advantages of wired networks include reliability, security, and consistent data speeds.

Question 21

What are the advantages of wireless networks?

Answer 21

Advantages of wireless networks include mobility, flexibility, and ease of installation

Question 22

What are the disadvantages of wired networks?

Answer 22

Disadvantages of wired networks include cable management, limited mobility, and higher installation costs.

Question 23

What are the disadvantages of wireless networks?

Answer 23

Disadvantages of wireless networks include potential interference, security concerns, and slower data speeds compared to wired networks.

Question 24

What is the role of wireless bridges in networking?

Answer 24

Wireless bridges connect two separate wired networks using wireless technology, often used to extend network coverage.