1. A1.1 Modern Communication Technologies

What does 'ad hoc' imply in the context of network setup?

• Permanent network setup

• Setup on a temporary basis

• Requires extensive planning

• Requires high-end hardware

Why are ad hoc networks considered less secure?

• Use of advanced encryption

• Centralized management

• Lack of specialist hardware

• High cost of setup

What does an ad hoc network setup typically not require?

• An internet connection

• A computer

• A router

• A software installation

What is a common use of Bluetooth in ad hoc networks?

• Securing network communications

• Connecting devices within a short range

• Streaming high-definition video

• Connecting devices over long distances

What is the range limitation of Bluetooth in ad hoc networks?

• Unlimited range

• About 100 meters

• About 10 meters

• About 50 meters

What is a major drawback of open Wi-Fi networks?

• Speed throttling

• High cost

• User-friendly interface

• Lack of encryption

What is the primary security concern with open Wi-Fi?

• Data is encrypted

• Data is sent in plain text

• Only password-protected

• High-speed data transfer

What typically causes performance issues in ad hoc networks?

• Advanced routing protocols

• Single device connection

• Multiple connected devices

• High-speed data transfer

What does tethering allow in a network setup?

• Decrease in data usage

• Connection without internet

• Use of dedicated servers

• Sharing an internet connection between devices

What technology is primarily used in personal area networks (PAN)?

• DSL

• Bluetooth

• Wi-Fi

• Ethernet