Hello Students, are you looking for help with Cloud Computing NPTEL week 3 assignment answers? So, here in this article, we have provided Cloud Computing week 3 assignment answer’s hint.
NPTEL Cloud Computing Assignment 3 Answers
Q1. Which of the following is/are NOT SLA requirement(s) of PaaS cloud delivery model?
a. Privacy
b. Data Retention and Deletion
c. Machine-Readable SLAs
d. Certification
Answer: b. Data Retention and Deletion
c. Machine-Readable SLAs
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Q2. Which of the following is/are true regarding penalty cost? (Here D(t) and R(t) are instantaneous demand and resources at time t.)
a. Penalty cost ∞ ∫|D(t)/R(t)|dt
b. If demand is flat, penalty is equal to 0.
c. If demand is exponential (D(t)=e), any fixed provisioning interval (tp) according to the current demands will fall linearly behind.
d. The penalty cost for exponential demand is exponential.
Answer: b. If demand is flat, penalty is equal to 0.
c. If demand is exponential (D(t)=e), any fixed provisioning interval (tp) according to the current demands will fall linearly behind.
Q3. Row-oriented storage is efficient for data-warehouse workloads.
a. TRUE
b. FALSE
Answer: b. FALSE
Q4. Which of the following is/are example(s) of cloud SLA(s) with laaS delivery model?
a. Amazon EC2
b. Google App Engine
c. Salesforce CRM
d. Zoho mail
Answer: a. Amazon EC2
Q5. Which of the following OpenStack components is used for block storage services?
a. Keystone
b. Cinder
c. Swift
d. Neutron
Answer: b. Cinder
Q6. In cloud, service downtime is 30 minutes and availability of the service is 0.80. What is the service uptime?
a. 120 minutes
b. 60 minutes
c. 150 minutes
d. 135 minutes
Answer: c. 150 minutes
Q7. In Google File System (GFS), the master maintains regular communication with the chunk servers.
a. TRUE
b. FALSE
Answer: a. TRUE
Q8. In a system, 400 unit workloads have been added. What will be the penalty?
a. 40%
b. 100%
c. 20%
d. 8000%
Answer: c. 20%
Q9. Which of the following option(s) is/are correct?
a. Service Level Agreement (SLA) contains Service Level Objectives(SLO)
b. Service Level Objectives(SLO) contains Service Level Agreement(SLA)
c. Multiple Service Level Agreements (SLAs) are aggregated to Key Performance Indiocator (KPI)
d. Key Performance Indiocators (KPIs) are aggregated to Service Level Objectives(SLO)
Answer: a. Service Level Agreement (SLA) contains Service Level Objectives(SLO)
d. Key Performance Indiocators (KPIs) are aggregated to Service Level Objectives(SLO)
Q10. Statement 1: In OpenStack block storage, the stored objects persist until the VM is terminated.
Statement 2: In OpenStack ephemeral storage, the stored objects are accessible from within VM as local file system.
a. Both statement 1 and 2 are correct
b. Statement 1 is correct and statement 2 is incorrect
c. Statement 2 is correct and statement 1 is incorrect
d. Both statement 1 and 2 are incorrect
Answer: c. Statement 2 is correct and statement 1 is incorrect
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