Network Security Topic 5

What does the electromagnetic spectrum refer to?

• The range of frequencies for different applications

• The physical distance between wireless devices

• The speed of data transmission in LANs

• The type of encryption used in wireless networks

Which generation of cellular technology is known for Global Systems for Mobile Communication (GSM)?

• Third Generation

• Second Generation

• First Generation

• Fourth Generation

What is the primary function of the Base Transceiver Station (BTS)?

• To verify the legality of mobile phones

• To manage billing information

• To establish a connection between mobile units

• To encrypt data

What is the maximum data rate targeted by the proposed 802.11n standard?

• 54 Mbps

• 2 Mbps

• 11 Mbps

• 100 Mbps

What is the main purpose of the 802.1X security protocol?

• To encrypt data packets

• To manage user authentication

• To establish wireless connections

• To provide Quality of Service (QoS)

Which of the following describes the ad hoc mode in wireless networks?

• Involves at least two wireless stations

• Requires a backbone infrastructure

• Supports long-range communication

• Connects to wired networks

What is the primary encryption algorithm used in WEP?

• RSA

• AES

• DES

• RC4

Which wireless standard focuses on providing Quality of Service (QoS)?

• 802.11g

• 802.11a

• 802.11b

• 802.11e

What is the role of the Mobile Switching Centre (MSC) in a cellular network?

• To encrypt data

• To verify mobile phone legality

• To manage billing

• To connect calls between mobile units

Which of the following is a characteristic of the 2nd Generation Cellular Telephone Network?

• Voice-centric architecture

• Limited connectivity

• Data-centric architecture

• Analog signal transmission