NPTEL Cloud Computing Week 5 Assignment Answers 2023

NPTEL Cloud Computing Week 5 Assignment Solutions

NPTEL Cloud Computing Week 5 Assignment Answers 2023

1. Which of the following is/are the objective(s) of Resource Management?

B) Increased throughput
C) Increasedlatency
D) Scalability

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2. Multiple KPIs are aggregated to SLA.

A) True
B) False

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3. In computing, Performance/Watt follows Moore’s law

A) True
B) False

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4. Which of the following is/are resource adaptation approaches?

A) Reinforcement learing guided control policy
B) Intelligent multi-agent model
C) Network queueing model

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5. A third party application runs in the cloud for 18 hours/day. At the end of one month (30 days), it was found that the cloud suffered outages totaling 6 hours and T hours, on different days over the service period. The cloud guarantees service availability for 98% of the time. What are the value(s) of T among the given options such that the SLA negotiation does NOT get honored in terms of service availability?

A) 3 hours
B) 5 hours
C) 6 hours
D) 4 hours

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6. Consider that the peak computing demand for an organization is 200 units. The demand as a function of time can be expressed as D(t) = St. Baseline (owned) unit cost is 120 and cloud unit cost is 150. The cloud is owned for a period of T time units. Select the values of T for which cloud is cheaper than owning.

A) 25
B) 30
C) 35
D) 45

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7. 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) If demand is flat, the penalty is equal to 0.
B) Penalty cost ∞c | |D(t)/R(t) dt
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.

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8. In resource management, is determining when an activity should start or end, depending on its duration, predecessor activities, predecessor relationships etc.

A) Resource allocation
B) Resource mapping
C) Resource scheduling
D) Resource modeling

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9. Which of the following techniques can be used to conserve energy within a Cloud environment?

A) Schedule VMs to conserve energy.
B) Optimize data center design.
C) Maximize operating inefficiencies for non-essential tasks.
D) Management of both VMs and underlying infrastructure.

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10.

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