IoT_Assignment 9

Which of the following is/are the advantages of cloud computing?

Correct Answer: d. All of the above

Detailed Solution: The advantages of cloud computing include Elasticity, Pay-per-use and Self-Service.

• a.  Elasticity

• b. Pay-per-use

• c.  Self Service

• d. All of the above

Fill in the blanks. Fog computing is an intermediate layer between __________ and _________.

Correct Answer: b. Cloud and devices

Detailed Solution: Fog computing is an intermediate layer between Cloud

and devices.

• a.      Dew and devices

• b.      Cloud and devices

• c.      Cloud and server

• d.      None of these

The managerial role is played by __________ in sensor-cloud architecture.

Correct Answer: b. Sensor-Cloud Service Provider

Detailed Solution: Sensor-Cloud Service Provider plays the managerial role in sensor-cloud architecture.

• a.      End-users

• b.     Sensor-Cloud Service Provider

• c.      Neither a nor b

• d.      Both a and b

Which of the following is not a component of OpenStack?

Correct Answer: a.  Suse

Detailed Solution:  Nova and Swift are two of the many components of OpenStack

• a. Suse

• b. Nova

• c. Swift

• d. All of these

Who coined the term Fog computing?

Correct Answer: b. CISCO

Detailed Solution: CISCO coined the term Fog computing.

• a. IBM

• b. CISCO

• c. All of these

• d. None of these

Fill in the blank. The concept of ________ enables physical hardware to be shared among

multiple entities.

Correct Answer: a. Hardware virtualization

Detailed Solution: The concept of hardware virtualization enables physical hardware to be shared among multiple entities.

• a. Hardware virtualization

• b. Software virtualization

• c. Module virtualization

• d. All of these

Openstack is a free open source software for cloud framework simulation and experimentation with

various cloud applications.

Correct Answer: a. True

Detailed Solution: Openstack is a free open source software for cloud framework simulation

and experimentation with various cloud applications. It can be downloaded and installed for

free

• a. True

• b. False

• none

• none

In IoT, temporal sensitivity of data DOES NOT play an important role

Correct Answer: b. False

Detailed Solution: IoT data can be classified in to time sensitive data, less time sensitive data and data not sensitive to time. Hence time sensitivity plays a big role in IOT data classification.

• 1. True

• 1. False

• none

• none

Which among the following is NOT a component of OpenStack. 

Correct Answer: c. Stellar

Detailed Solution: Stellar is not a component of OpenStack. The rest are various components, including Nova, Glance, Swift etc.

• a. Horizon

• b. Heat 

• c. Stellar

• d. Neutron

Which among the following is the principal feature of sensor clouds, with respect to sensor nodes?

Correct Answer: c. Sensor virtualization

Detailed Solution: Sesnor virtualization is the principal feature of sensor clouds and their utility.

• 1. Sensor monitoring

• 1. Sensor instantiation

• 1. Sensor virtualization

• 1. Sensor collection