Introduction to Internet of Things Week 12 Quiz Answer
In this article i am gone to share NEPTEL Course Introduction to Internet of Things Unit 14 – Week 12 Assignment Quiz Answer with you.
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Introduction to Internet of Things Week 12 Quiz Answer | NEPTEL
Unit 14 – Week 12 Quiz Answer
Assignment 12
Question 1)
If all the data points are same, statistical dispersion becomes –
- 1
- 10
- 100
- None
Question 2)
The desirable characteristics of an IoT sensor node are
- Low-cost
- Energy-efficiency
- Distributed sensing
- All of the above
Question 3)
Long term trend tracking and preventive care in IoT healthcare is possible due to
- ubiquitous connectivity
- smart algorithms and analytics
- ability of smart devices to collect data autonomously
- all of the above
Question 4)
Activity monitoring in smart homes:
- Provides better quality of life
- Provides continuous monitoring support.
- Provides information accurately in a reliable manner
- All of these
Question 5)
Network-based activity recognition is:
- Low power consumption
- Larger and processing intensive
- Dependent on network connection
- All of these
Question 6)
Which of these is a feature of qualitative data analytics?
- Described by some sort of descriptive context such as text
- Data is not described through numerical values
- Data can be gathered by many methods such as interviews, videos and audio recordings, field notes.
- All of these
Question 7)
Which is true?
- A statistical model illustrates how a set of random variables is related to another set of random variables.
- The statistical model is defined as the mathematical equation that are formulated in the form of relationships between variables.
- Both a and b
- None of these
Question 8)
ANOVA is applied
- when more than 2 samples/populations are to be compared
- when less than 2 samples/populations are to be compared
- Both a and b
- None of these
Question 9)
Which of the following can be the reasons for packet drop in IoT network?
- Rain
- Dense foliage
- High temperature
- All of the above
Question 10)
The types of ANOVA are:
- 2
- 3
- 4
- 5
Question 11)
Wearables can be used for:
- Child-care
- Elderly-care
- Entertainment
- All of these
Question 12)
Wearable-based activity monitoring can be used for:
- Long term monitoring
- Easy integration and fast equipping
- Continuous monitoring of activity results in daily observation of human behavior and repetitive patterns their activities.
- All of these
Question 13)
Which of these is true is case of network based activity monitoring?
- Group based analytics possible
- Larger and processing intensive methods can be applied
- Both a and b
- None of these
Question 14)
What is the network topology of Ambusens WBAN devices?
- Star Topology
- Bus topology
- Mesh Topology
- None of the above
Question 15)
Which of these sensors can be most cheaply used for basic activity monitoring in wearables?
- LED
- Cameras
- LIDARS
- Accelerometer