Introduction to Internet of Things Week 9 Quiz Answer
In this article i am gone to shareย NPTEL Course Introduction to Internet of Things Unit 11 – Week 9 Assignment Quiz Answer with you..
Introduction to Internet of Things Week 9 Quiz Answer
Also visit: Google Cloud Computing Foundations Week 8 Quiz Answer
Unit 11 – Week 9 Quiz Answer
Assignment 9
Question 1)
We normally take snapshot in Openstack,
- it is an inbuilt image in Openstack
- after the installation of an instanceย
- before the installation of an instanceย
- it should be downloaded from the internet
Question 2)
Sensor-Cloud deals with
- Sensor-in-Cloud
- Sensor-for-Serviceย
- Sensor-as-a-Serviceย
- None of these
Question 3)
In OpenStack, NOVA is
- object service
- image serviceย ย
- compute serviceย
- used for providing the networking service
Question 4)
In OpenStack, the duration of service usage is monitored by
- Heat
- Cinder
- Ceilometerย
- Neutron
Question 5)
The concept of Sensor-Cloud is
- based on simple storing the sensor data into cloud
- based on virtualization of sensor
- based on the accumulating the sensor data from one application region and transmit these data to another region only
- None of the above options is correct
Question 6)
Among the following actors in sensor-cloud architecture, who is responsible for managing the infrastructure and deals with price?
- SCSPย
- End-usersย
- Sensor ownersย
- None of the above
Question 7)
In sensor-cloud, who takes decision whether the data should be provided directly to the end user or not?
- End-user
- Internal Cacheย
- External Cacheย
- Sensor-owner
Question 8)
What is a good approach to reduce latency?
- Analyzing data in cloudย
- Increasing number of nodesย
- Decreasing number of nodes
- Analyzing data close to the data sourceย
Question 9)
Which of the following company coined the term “Fog Computing” ?
- CISCO
- Apple
- Amazon
- Microsoft
Question 10 )
Resource usage information in service accounting is obtained in the form of
- Tablesย
- Records
- Data setย
- Any form
Question 11)
For which of the following reasons the fog computing should be used?
- The data rate in a fog device is always very high.
- For storing a huge amount of data in the fog deviceย
- While handling time sensitive data, a millisecond can make a huge differences
- In the absence of network connectivity with users’ device, the fog device can provide the dataย
Question 12)
Which of the following is/are the advantages of Fog computing?
- Data can be stored in local server
- Reduce the latency during decision makingย ย
- Fog nodes can be programmed according to the customer’s requirementsย
- All the above
Question 13)
To uninstall the OpenStack, which of the following files is required to be run?
- unstack.shย
- remstack.sh
- Unistack.shย
- uninstallstack.sh
Question 14)
Why data volume is a problem in loT-based cloud computing?
- because data are encrypted and hard to analyzeย
- because data coming from loT devices are always in raw format and difficult to store
- because the density of IoT devices is increasing each day and in turn the volume of generated data is growing very fast
- because loT device density is decreasing each day and in turn the volume of generated data are decreasing very fast
Question 15 )
Blue Pill attack on hypervisor is a threat example of:
- Host security at SaaS level
- Host security at IaaS level
- Host security at PaaS level
- None of the above