Coursera Answers

Introduction to Internet of Things Week 12 Quiz Answer | NEPTEL

Introduction to Internet of Things Week 12 Quiz Answer  NEPTEL

Introduction to Internet of Things 

Week 12 Quiz Answer | NEPTEL 

In this article i am gone to share NEPTEL Course Introduction to Internet of Things Unit 14 – Week 12 Assignment Quiz Answer with you..


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