9.2.3 Wired and Wireless Networks, bandwidth

Which of the following devices is typically wired?

• Tablet

• Router

• Smartphone

• TV

What is a characteristic of wired networks?

• They send data through the air using radio waves.

• They send data along cables.

• They use satellites to transmit data.

• They rely on infrared signals.

Which technology is commonly used in wireless networks?

• Ethernet cables

• Radio waves

• Fiber optics

• Coaxial cables

Which of the following is NOT a characteristic of wireless networks?

• They use radio waves.

• They require cables.

• They allow mobility.

• They can be used in remote areas.

What is a common use of radio waves in networking?

• To transmit data in wired networks

• To transmit data in wireless networks

• To power devices

• To cool down servers

Which UK mobile operator is known for its 4G services?

• Sprint

• EE

• Bell

• Telstra

Which UK mobile operator is listed first in the document?

• EE

• O2

• Vodafone

• Three

Which UK mobile operator is known for its data plans?

• Three

• Verizon

• AT&T

• Sprint

Which brand uses the O2 network?

• giffgaff

• iD Mobile

• Lycamobile

• SMARTY

Which brand uses the EE network?

• Asda Mobile

• giffgaff

• CMLink

• iD Mobile