22 Questions
What is the main concept behind a Smart Environment as described in the text?
Adding smart elements to non-smart things
According to Marc Weiser's vision, what should computers be able to do in a Smart Environment?
Be aware of environment context
What does the term 'Ubiquitous' mean in the context of Smart Environments?
Pervasive
Which of Marc Weiser's commandments emphasizes the need for less interfaces and wireless communication in Smart Environments?
Computer interaction with Humans needs to be hidden
Which concept shows that the idea of having devices everywhere around us has overtaken the concept of having one computer per person?
Marc Weiser’s 3 Waves of Computing
What is the significance of wireless communication in the context of Smart Environments?
Facilitating communication between computers and people
What is the main purpose of sensing in a wireless sensor network (WSN)?
To measure and quantify elements of a real event
Which of the following is a limitation of Wireless Sensor Networks (WSN)?
Low processing power
What are the types of materials used for sensing in sensor nodes?
Physical, Chemical, Biological
What components are included in sensor nodes?
Integrated circuitry, Radio, Analog to Digital converter
What are the characteristics of sensor nodes in Wireless Sensor Networks (WSN)?
Large amount of nodes, Battery powered, Changes in density, In-network data processing
What are the main challenges associated with Wireless Sensor Networks (WSN)?
Noisy data, Uncertain wireless channels, Energy envelopes, Durability/reliability
What is a factor that limits wireless channels for sensors?
Link contention
In the context of sensors, what is the main advantage of energy harvesting?
Provides constant and reliable energy
What environmental factor needs to be considered for sensors likely to operate outside?
Corrosive materials
What is the focus of dedicated sensors in the context of wireless sensors?
Only one type of sensing, like detecting temperature
What is the concept of opportunistic sensing in the context of smartphones?
Accessing a user's phone without them knowing to collect data
What is the primary advantage of participatory sensing over opportunistic sensing?
Obtaining data with user consent
Why are wireless sensors considered a viable option today?
Decreasing size and price of sensors
Which option describes the act of remote powering in the context of sensor technology?
Charging through radio transmission while only transmitting during charging
What is the primary goal of protocols considering the imprecision of sensors like GPS?
Optimizing link contention for better data transmission
What is a significant downside of using dedicated sensors for every type of sensing?
Limited flexibility and adaptability for new functions or measurements
Explore the concepts behind smart environments and ubiquitous computing, as envisioned by Mark Weiser. Learn about Moore's Law, the disappearing computer, and Marc Weiser's 3 waves of computing. Delve into the application of ubiquitous computing in creating a seamless and intuitive technological environment.
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