Introduction to Internet of Things Quiz 1
Which of the following abstracts the physical resources from the network services?
A. Path management
B. Routing protocols
C. Flow-table paradigm
D. Network Virtualization
A. Path management
B. Routing protocols
C. Flow-table paradigm
D. Network Virtualization
The correct answer is Network Virtualization, which abstracts the physical resources from the network services.
In which of these, exact match rules are useful?
A. Elephant Flow
B. Mice-flow
C. Both a and b
D. Neither a nor b
A. Elephant Flow
B. Mice-flow
C. Both a and b
D. Neither a nor b
The correct answer is Elephant Flow, where exact match rules are useful.
Which of these takes last k-th location instances to predict the next location?
A. Odin-k Markov Predictor
B. Order-k Markov interpreter
C. Order-k Markov predictor
D. None of these
A. Odin-k Markov Predictor
B. Order-k Markov interpreter
C. Order-k Markov predictor
D. None of these
The correct answer is Order-k Markov predictor, which takes the last k-th location instances to predict the next location.
Which of the following is an important issue due to the dynamic nature of the IoT network?
A. Match rules
B. Load rules
C. Match balancing
D. Load Balancing
A. Match rules
B. Load rules
C. Match balancing
D. Load Balancing
The correct answer is Load Balancing, which is an important issue due to the dynamic nature of the IoT network.
_________ refers to heterogeneous computing nodes distributed over a wide area to perform very large tasks.
The correct answer is Grid Computing, which refers to heterogeneous computing nodes distributed over a wide area to perform very large tasks.
Which of the following is a type of service model in cloud computing?
A. SaaS
B. PaaS
C. IaaS
D. All of these
A. SaaS
B. PaaS
C. IaaS
D. All of these
The correct answer is All of these, as they are all types of service models in cloud computing.
Which of the following statements are true about SaaS?
Statement I: Applications are available as ‘services’.
Statement II: End-users do not have the control of the cloud infrastructure.
Statement III: Services can be accessed by various types of client devices.
Statement I: Applications are available as ‘services’.
Statement II: End-users do not have the control of the cloud infrastructure.
Statement III: Services can be accessed by various types of client devices.
The correct answer is Statement I, II and III, as all these statements are true about SaaS.
________ means independent of device or location.
The correct answer is Ubiquitous, which means independent of device or location.
________ provides the platform which allows developers to create applications which can be offered as a service via the Internet.
The correct answer is Platform-as-a-Service, which provides the platform that allows developers to create applications offered as a service via the Internet.
Dynamic scaling of the required infrastructure resources is a feature of which essential characteristic of cloud computing?
The correct answer is Scalability, which refers to the dynamic scaling of the required infrastructure resources.
Software-as-a-Service does not support a fully pay-as-you-go model.
A. True
B. False
A. True
B. False
The correct answer is False, as Software-as-a-Service does support a fully pay-as-you-go model.
What is the meaning of Host Level Security at PaaS and SaaS levels?
A. Hide host OS from the end users
B. Security responsibilities are transformed to Cloud service providers
C. Both a and b
A. Hide host OS from the end users
B. Security responsibilities are transformed to Cloud service providers
C. Both a and b
The correct answer is Both a and b, as Host Level Security involves hiding the host OS from end users and transferring security responsibilities to Cloud service providers.
Which of the following is an objective of Data Security?
A. Confidentiality
B. Integrity
C. Availability
D. All of these
A. Confidentiality
B. Integrity
C. Availability
D. All of these
The correct answer is All of these, as confidentiality, integrity, and availability are all objectives of Data Security.
CloudSim provides a cloud environment.
A. True
B. False
A. True
B. False
The correct answer is True, as CloudSim does provide a cloud environment.
Which of the following is true about GreenCloud?
A. GreenCloud cannot monitor the energy consumption of servers, switches, etc.
B. GreenCloud was developed as an extension of GO.
C. Neither a nor b
A. GreenCloud cannot monitor the energy consumption of servers, switches, etc.
B. GreenCloud was developed as an extension of GO.
C. Neither a nor b
The correct answer is Neither a nor b, as GreenCloud can monitor energy consumption and was not developed as an extension of GO.
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