Introduction To Internet Of Things Week 8 Nptel Answers
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Introduction To Internet Of Things Week 8 Nptel Answers
Introduction To Internet Of Things Week 8 Nptel Answers (July-Dec 2024)
Q1.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
Answer: d. Network Virtualization
Q2.In which of these, exact match rules are useful? a. Elephant Flow b. Mice-flow c.Bothaandb d. Neither a nor b
Q3.‘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
Answer:c Order-k Markov predictor
Q4‘‘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
Q5.Fill in the blank. …………………refers to heterogeneous computing nodes distributed over a wide area to perform very large tasks. a Cluster Computing b. Utility Computing c. Grid Computing d None of these
Answer: c. Grid Computing
Q6‘Which of the following is a type of service model in cloud computing? a. SaaS b. PaaS c. TaaS d. All of these
Q7.‘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. a. Statements I and IT b. Statements I and ITT c. Statements II and III d. Statement I, IT and ITT
Answer :d. Statement I, IT and ITT
Q8Fill in the blank. ……………means independent of device or location. a Scalable b. Reliability c. Agile d. Ubiquitous
Q9.Fill in the blank. …………………..provides the platform which allows developers to create applications which can be offered as a service via the Internet. a. Software-as-a-Service b. Storage-as-a-Service c. Network-as-a-Service d. Platform-as-a-Service
Answer: d. Platform-as-a-Service
Q10.Fill in the blank. ‘Dynamic scaling of the required infrastructure resources’ is a feature of which of the essential characteristic of cloud computing.
Q11.Software-as-a-Service does not support a fully pay-as-you-go model. a. True b. False
Answer: b. False
Q12‘What is the meaning of the Host Level Security at PaaS and SaaS level? a. Hide host OS from the end users b. Security responsibilities are transformed to Cloud service providers c. Both a and b d. Neither a nor b
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Q1. Which of these is used for efficient base-station coordination for addressing inter-cell interference? a. Path management b. Routing protocols c. Flow-table paradigm d. Logically centralized control
Answer: d. Logically centralized control
Q2. Which of these takes last k-th location instances to predict the next location in Mobi-Flow? a. Order-K Markov predictor b. Flow-rule placement c. All of these d. None of these
Answer: a. Order-K Markov predictor
Q3. What are the two components of ODIN? a. Odin server and agent b. Odin server and client c. Odin agent and master d. None of these
Answer: c. Odin agent and master
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Q4. Which of the following is placed to deal with mice-flows? a. Flow rules b. Exact rules c. Match rules d. Wild card rules
Q5. ___________ refers to heterogeneous computing nodes distributed over a wide area to perform very large tasks. a. Cluster Computing b. Utility Computing c. Grid Computing d. None of these
Answer: c. Grid Computing
Q6. Which of the following is a property of cloud computing? a. On-demand network access b. High level generalization of computation c. On-demand services d. All of these
Answer: d. All of these
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Q7. Which of the following statements are true about the different types of cloud? Statement I: Inter-cloud is a global cloud of clouds. Statement II: Volunteer cloud is a type of distributed cloud. Statement III: Public cloud has low security. a. Statements I and II b. Statements I and III c. Statements II and III d. Statement I, II and III
Answer: d. Statement I, II and III
Q8. ________ means independent of device or location. a. Scalable b. Reliability c. Agile d. Ubiquitous
Answer: d. Ubiquitous
Q9. ________ represents the on-demand delivery of computing infrastructure in the cloud. a. Software-as-a-Service b. Storage-as-a-Service c. Network-as-a-Service d. Infrastructure-as-a-Service
Answer: d. Infrastructure-as-a-Service
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Q10. Fill in the blank. Hybrid cloud is a blend of ________ cloud. a. Public and private b. SaaS and Paas c. All of these d. None of these
Answer: a. Public and private
Q11. Software-as-a-Service does not support a fully pay-as-you-go model. a. True b. False
Answer: b. False
Q12. Which of the following describes the quality of services expected by the customer? a. Mass production b. Internet evolution c. Automation d. Service Level Agreement
Answer: d. Service Level Agreement
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Q13. Which of the following are the accesses enabled by the access control layers in the cloud? a. Service access b. Server access c. Database access d. All of these
Answer: d. All of these
Q14. Reputation refers to the belief of an entity’s standing by the community. a. True b. False
Answer: a. True
Q15. Which of the following is true about GreenCloud? a. GreenCloud monitors the energy consumption of servers, switches, etc. b. GreenCloud was developed as an extension of NS2. c. All of these d. None of these
Answer: c. All of these
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Q1. Traditional Wireless Mobile Networks are cost expensive in terms of _? a. Only CAPEX b. Only OPEX c. Both CAPEX and OPEX d. Neither CAPEX and OPEX
Answer: c. Both CAPEX and OPEX
Q2. High mobility of users is one of the key challenges in rule placement for software defined wireless mobile networks. a. True b. False
Answer: a. True
Q3. Which among the following is a solution for mobility-aware flow rule placement in SDIoT? a. Mobility-Flow b. Mobile-Flow c. Mobi-Flow d. M-Flow
Answer: c. Mobi-Flow
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Q4. Cloud, Utility, Grid and __________ have been the major trends in computing a. Clone b. Cluster c. Closure d. Cloud
Answer: b. Cluster
Q5. Cloud computing models allow different users to share the same physical resources? a. True b. False
Answer: a. True
Q6. As per NIST Visual Model of Cloud Computing, ‘Hybrid Cloud’ model and PaaS model both fall in the same category. a. True b. False
Answer: b. False
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Q7. When you are accessing Google docs or Microsoft Word online for accessing the features of a document writing software from your browser without specifically installing them, which among the following cloud service models is the most appropriate one that you are using. a. SaaS b. PaaS c. IaaS d. DaaS
Answer: a. SaaS
Q8. An organization A wants to deploy a cloud infrastructure, whereby it wants to push majority of the data to a cloud whose servers can be situated anywhere within the globe, but it wants certain private data to be pushed only to cloud servers that are present on-premise and are accessible by only authenticated members of the organization. In this context which among the following deployment model should be used? a. Private Cloud b. Public Cloud c. Hybrid Cloud d. Any of these
Answer: c. Hybrid Cloud
Q9. Cloud services and resources should be rapidly __ in order to achieve their required performance a. entrusted b. elastic c. enterprise d. None of the given
Answer: b. elastic
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Q10. Suppose that a start-up wants to enter into online book delivery business. It wants to create the user interface and the application by itself, but it does not have any networking or storage facility, so it wants to adopt the cloud computing practice. In this respect, which among the following cloud service models is most suitable for the start-up. a. Only SaaS b. Neither PaaS nor IaaS c. Both PaaS and IaaS can be adopted d. Neither SaaS, PaaS or IaaS
Q11. Data security and client authentication is an issue in which of the following cloud service models?? a. SaaS b. SaaS and PaaS c. IaaS d. All of them
Answer: d. All of them
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Q12. Network, _______ and application level securities are the three aspects of cloud infrastructure securities. a. Client b. Web c. Host d. Wireless
Answer: c. Host
Q13. When a new user logs into a cloud framework, the first thing that needs to be done is __________________. a. User should be authenticated b. User should immediately be granted all the resources c. User should log off d. User should be penalized
Answer: a. User should be authenticated
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Q14. Service Level Agreements (SLAs) are mutually agreed by the client (customer) and cloud service provider (CSP) at the beginning. With respect to SLAs, what are the views that SLAs provide? a. Customer Point of View b. CSP Point of View c. Both Customer and CSP Point of View d. Neither Customer nor CSP Point of View
Answer: c. Both Customer and CSP Point of View
Q15. CloudAnalyst simulation tool provides GUI and is written on top of CloudSim modules. a. Yes b. No
Answer: a. Yes
These are Introduction To Internet Of Things Assignment 8 Answers
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Q1. Which among the following are core challenges of traditional mobile networks? a. Scalability b. Flexibility c. Manageability d. All of the given
Answer: d. All of the given
Q2. Network virtualization enables _______ of physical resources. a. Movement b. Abstraction c. Removal d. Creation
Answer: b. Abstraction
Q3. In comparison to Software-Defined Networks, traditional networks are cost expensive with respect to which of the following? a. Both capex and opex b. Capex but not opex c. Opex but not capex d. Neither capex nor opex
Answer: a. Both capex and opex
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Q4. General OpenFlow supports both wireless and wired connections. a. True b. False
Answer: b. False
Q5. With respect to Software Defined Data Centre Networking (SD-DCN), _____ can use wild cards and ______ uses exact match rules. a. Mice flows, Elephant flows b. Elephant flows, Mice flows c. Mice flows, traditional flows d. Traditional flows, Elephant flows
Answer: a. Mice flows, Elephant flows
Q6. In cloud computing model, which among the following are characteristics of computing resources? a. On-demand b. Shared c. Configurable d. All of these
Answer: d. All of these
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Q7. Iaas, PaaS and SaaS are examples of what type of cloud models? a. Cloud deployment model b. Cloud service model c. Cloud access model d. Cloud virtualization model
Answer: b. Cloud service model
Q8. An organization A wants to deploy a cloud infrastructure, whereby it wants to push majority of the data to a cloud whose servers can be situated anywhere within the globe, but it wants certain private data to be pushed only to cloud servers that are present on-premise and are accessible by only authenticated members of the organization. In this context which among the following deployment model should be used? a. Private Cloud b. Public Cloud c. Hybrid Cloud d. Any of these
Answer: c. Hybrid Cloud
Q9. Which of the following type of client requires constant communication/connection with the cloud server? a. Thin client b. Thick client c. Both thin and thick clients d. None of these
Answer: a. Thin client
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Q10. Fill in the blank: Typically, cloud computing have _______ components? a. 4 b. 5 c. 6 d. 7
Answer: c. 6
Q11. What does ‘CIA’ in cloud data security stand for? a. Confidentiality, Integrity, Availability b. Confidentiality, Inheritance, Automation c. Congestion, Integrity, Authentication d. Criticality, Integrity, Accountability
Answer: a. Confidentiality, Integrity, Availability
Q12. In SaaS model of cloud computing, which of the following acts as the thin-client? a. Cloud gateway b. Web monitor c. Web browser d. Local firewall
Answer: c. Web browser
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Q13. Data in ______ and Data at _______ are two important aspects of data security a. past, present b. time, place c. transit, rest d. None of these
Answer: c. transit, rest
Q14. Which among the following is a metric for Service Level Agreement (SLA) in Cloud Computing? a. Availability b. Portability c. Response Time d. All of these
Answer: d. All of these
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Q15. Which of the following cloud computing models does AWS EC2 belong to? a. IaaS b. PaaS c. SaaS d. None of these
Q1. The process of abstracting physical network hardware and resources from the network services and use cases are known as a. Network Splitting b. Network Virtualization c. Network Scaling d. None of these
Answer: b. Network Virtualization
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Q2. ODIN is one of the proposed solutions towards Software Defined WSN and mobility management. As per the architecture of ODIN, which component of ODIN is placed on top of the controller. a. ODIN master b. ODIN agent c. Both ODIN master and agent d. Neither ODIN Master and agent
Answer: a. ODIN master
Q3. Shared pool of resources with easy configurability are important aspects of cloud computing. a. True b. False
Answer: a. True
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Q4. In cloud computing, the users have specific knowledge about the exact physical location of the computing hardware with respect to the cloud services. a. True b. False
Answer: b. False
Q5. Suppose there are two organizations, A and B both of which provide cloud services. Any user can access the cloud of A free of cost whereas only employees of organization B can access the cloud of B. Also organization B has set up its cloud for only its own needs. With respect to the type of cloud infrastructure provided by A and B, which among the following is true a. A: Private Cloud, B: Public Cloud b. A: Public Cloud, B: Private Cloud c. A: Public Cloud, B: Public Cloud d. A: Private Cloud, B: Private Cloud
Answer: a. A: Private Cloud, B: Public Cloud
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Q6. Which among the following can be considered as a potential service model for cloud computing. a. Software as a Service b. Database as a Service c. Platfom as a Service d. All of these
Answer: d. All of these
Q7. Which of the following component can be considered as optional for a sensor node? a. Sensing unit b. Transceiver c. Location finding unit d. None of the above
Answer: c. Location finding unit
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Q8. You have bought a spreadsheet processing software in the form of a CD-ROM which you would need to install yourself on your computer to run and then manage. Is it an example of SaaS in cloud computing? a. Yes b. No
Answer: b. No
Q9. Suppose two persons A and B both wish to access a particular SaaS feature from a cloud service provider through their respective personal computers. Both of them log into the cloud at the same time. Then which among the following is true. a. Neither A nor B will be able to access the services b. A will be able to access the services but not B c. B wil be able to access the services but not A. d. Both A and B will be able to access the services
Answer: d. Both A and B will be able to access the services
These are Introduction To Internet Of Things Assignment 8 Answers
Q10. Along with Accounting, which among the following is an essential component of cloud service management. a. Virtualization b. Billing c. Deployment d. None of these
Answer: b. Billing
Q11. Which among the following security paradigms is concerned with securing the in-transit data between the users and the cloud through the Internet. a. Network Level Security b. Host Level Security c. Application Level Security d. None of these.
Answer: a. Network Level Security
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Q12. “Cloud Security ensures that _____________ users can access their data after proper _____________” Choose which among the following should be the correct order of words to be filled in the blanks. a. legitimate, authentication b. illegitimate, authentication c. malicious, inaction d. malicious, attack
Answer: a. legitimate, authentication
Q13. Which among the following should be protected with proper access control in cloud computing a. Database access b. Server access c. Virtual resource access d. All of these
Answer: d. All of these
These are Introduction To Internet Of Things Assignment 8 Answers
Q14. Before launching your cloud services as a product to customers, it is always a good idea to test your cloud applications on a cloud simulator first in the pre-deployment phase. a. True b. False
Answer: a. True
Q15. With respect to virtualızation in cloud computing, which among the following can be considered as suitable virtualization paradigms. a. Storage virtualization b. Hardware virtualization c. Application virtualization d. All of these.
Answer: a. Storage virtualization
These are Introduction To Internet Of Things Assignment 8 Answers
