Cloud Computing | Week 9

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Session: JAN-APR 2023

Course Name: Cloud Computing

Course Link: Click Here

These are Nptel Cloud Computing week 9 Assignment 9 Answers

Q1. Fog computing is a model in which data, processing and applications are concentrated in devices at the ________ rather than existing almost entirely in the cloud.
a. fog
b. local node
c. network station
d. network edge

Answer: d. network edge

Q2. In the Cloud-Fog-Edge Computing paradigm, sensors being end devices, can perform basic data processing
a. True
b. False

Answer: a. True

These are Nptel Cloud Computing week 9 Assignment 9 Answers

Q3. What is(are) the benefit(s) of Fog computing?
a. Provides less data location-awareness
b. Increases network congestion
c. Causes lesser latency permits usage in real-time applications
d. None of these

Answer: c. Causes lesser latency permits usage in real-time applications

Q4. The _____ used for resource management in fog/edge computing are classified on the basis
of data flow, control and tenancy.
a. Algorithms
b. Architectures
c. Hardware
d. Infrastructure

Answer: b. Architectures

These are Nptel Cloud Computing week 9 Assignment 9 Answers

Q5. Virtualization software is an example of _______.
a. Application software
b. Middleware
c. System software
d. Benchmarking

Answer: c. System software

Q6. Fog infrastructure consists of loT devices, Fog Nodes, and at least one Cloud Data Center never ensures scalability
a. True
b. False

Answer: b. False

These are Nptel Cloud Computing week 9 Assignment 9 Answers

Q7. What is(are) the application placement constraint(s) for fog nodes?
a. Network constraints
b. Interoperability
c. Resource constraints
d. None of these

Answer: a, c

Q8. Cloud Federation should prefer maximum geographical separation.
a. True
b. False

Answer: a. True

These are Nptel Cloud Computing week 9 Assignment 9 Answers

Q9. Benefit(s) of cloud federation is(are)
a. Global Utility
b. Resource utilization minimization
c. Power consumption maximization
d. All of these

Answer: a. Global Utility

Q10. A CSP has little or no control over remote resources in case of
a. Tightly Coupled Federation
b. Medium Coupled Federation
c. Loosely Coupled Federation
d. None of these

Answer: c. Loosely Coupled Federation

These are Nptel Cloud Computing week 9 Assignment 9 Answers

All weeks of Cloud Computing: Click here

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Session: JULY-DEC 2022

Course name: Cloud Computing NPTEL

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These are Nptel Cloud Computing week 9 Assignment 9 Answers

1) Which of the following statements is/are false?
a. Fog and Edge computing are substitutes for cloud computing.
b. Fog and Edge computing may aid cloud computing in overcoming some of the limitations like latency issues.

Answer: a. Fog and Edge computing are substitutes for cloud computing.

2) Which of the following is not a layer of the Cloud-Fog environment model?
a. Client layer
b. Serverless layer
c. Fog layer
d. Cloud layer

Answer: b. Serverless layer

These are Nptel Cloud Computing week 9 Assignment 9 Answers

3) In the Cloud-Fog environmental model, servers contain a fog server manager and virtual machines to manage requests by using _________ technique.
a. Image virtualization
b. Container virtualization
c. Server virtualization
d. None of these

Answer: c. Server virtualization

4) The architecture used for resource management in fog/edge computing is classified on the basis of which of the following?
a. Tenancy
b. Data flow
c. Hardware
d. All of these

Answer: a, b

These are Nptel Cloud Computing week 9 Assignment 9 Answers

5) Which of the following underlying algorithm(s) is used to facilitate fog/edge computing?
a. Discovery
b. Load balancing
c. Benchmarking
d. Cache Flow

Answer: a, b, c

6) ________ is a technique in which a server, an application and the associated data are moved onto the edge of the network
a. Containerization
b. Virtualization
c. Offloading
d. None of these

Answer: c. Offloading

These are Nptel Cloud Computing week 9 Assignment 9 Answers

7) Cloud federation is the collaboration between cloud service providers to achieve which of the following? Choose the most appropriate option(s).
a. Capacity utilization
b. Interoperability
c. Offloading
d. None of these

Answer: a, b

8) Which of the following is false about loosely coupled federation?
a. Limited inter operations between cloud instances.
b. Usually no support for advanced features.
c. Advanced control over remote resources.
d. None of these

Answer: c. Advanced control over remote resources.

These are Nptel Cloud Computing week 9 Assignment 9 Answers

9) In which of the following different CSPs establish an agreement stating the terms and conditions under which one partner cloud can use resources from another.
a. Loosely coupled federation
b. Partially coupled federation
c. Tightly coupled federation
d. All of these

Answer: b. Partially coupled federation

10) Hybrid architecture combines the existing on-premise infrastructure (usually a private cloud) with remote resources from one or more public clouds to provide extra capacity to satisfy peak demand periods.
a. True
b. False

Answer: a. True

These are Nptel Cloud Computing week 9 Assignment 9 Answers

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These are Nptel Cloud Computing week 9 Assignment 9 Answers