1 point Which of the following indicates that cloud is cheaper than owning of computer infrastructures? Where U is Utility Premium, P is Peak Demand, and A is Average Demand (a) U > (P/A) (b) U < (P/A) (c) U > (A/P) (d) U < (A/P) 1 point Which of the following part of the MapReduce is responsible for processing one or more chunks of data and producing the output results? (a) Map Task (b) Mapper (c) Task execution (d) All of the above 1 point Which of the following function is responsible for consolidating the results produced by each of the Map() functions/tasks? (a) Map (b) Reducer (c) Reduce (d) None of the above 1 point Which of the following is/are TRUE for Map phase? (a) Files are sorted by a key and stored to the local file system (b) Each mapper writes computation results in one file per reducer (c) Each mapper reads approximately 1/M of the input from the global file system (d) None of the above 1 point Which of the following way(s) help(s) to save energy in computing? (a) Reduced boot times (b) Increase time to perform live-migration (c) Reduce image size (d) All of the above 1 point Which of the following is/are the objective(s) of Resource Management? (a) Increase latency (b) Improve quality of service(QoS) (c) Reduce throughput (d) Increase overhead 1 point Which of the following is/are aspect(s) of Resource Management? (a) Resource allocation (b) Resource provisioning (c) Resource discovery (d) Resource modeling 1 point Challenges of resource management is/are (a) Memory (b) Storage (c) Workstations (d) None of the above 1 point --- is the negotiation of the resources through an agent to ensure that the necessary resources are available at the right time to complete the objectives. (a) Resource estimation (b) Resource brokering (c) Resource scheduling (d) None of the above 1 point Performance metrics for resource management are (a) Ease of deployment (b) QoS (c) Delay (d) None of these
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Answered by
8
There are 10 questions in one question I shall answer in order
1. b. U< (P/A)
2. a. Map Task
3. c. Reduce
4. a,b,c
5. d. All of these
6. a,b,c
7. a,b,c,d (All options)
8. a,b,c
9. c
10. a,b,c
1. b. U< (P/A)
2. a. Map Task
3. c. Reduce
4. a,b,c
5. d. All of these
6. a,b,c
7. a,b,c,d (All options)
8. a,b,c
9. c
10. a,b,c
Answered by
2
The correct answers have been given below -
Answer 1 - Option (b) = U < (P/A)
Answer 2 - Option (a) = Map Task.
Answer 3 - Option (c) = Reduce.
Answer 4 - Options (a), (b), and (c) = (a) The Files are sorted by a key and they are stored in the local file system (b) Each mapper will write the computation results in 1 file per reducer (c) Each mapper will read approx. 1/M of input from the global file system.
Answer 5. - Option (a) = Reduced boot times.
Answer 6 - Option (b) = Improve quality of service (QoS).
Answer 7 - I think all the options - (a) Resource allocation; (b) Resource provisioning; (c) Resource discovery; and (d) Resource Modeling.
Answer 8 - Options a, b, and c = (a) Memory; (b) Storage; and (c) Workstations.
Answer 9 - It may be - Option (b) Resource brokering or Option (c) = Resource scheduling.
Answer 10 - Option a, b, and c - Ease of deployment; QoS; and Delay
Answer 1 - Option (b) = U < (P/A)
Answer 2 - Option (a) = Map Task.
Answer 3 - Option (c) = Reduce.
Answer 4 - Options (a), (b), and (c) = (a) The Files are sorted by a key and they are stored in the local file system (b) Each mapper will write the computation results in 1 file per reducer (c) Each mapper will read approx. 1/M of input from the global file system.
Answer 5. - Option (a) = Reduced boot times.
Answer 6 - Option (b) = Improve quality of service (QoS).
Answer 7 - I think all the options - (a) Resource allocation; (b) Resource provisioning; (c) Resource discovery; and (d) Resource Modeling.
Answer 8 - Options a, b, and c = (a) Memory; (b) Storage; and (c) Workstations.
Answer 9 - It may be - Option (b) Resource brokering or Option (c) = Resource scheduling.
Answer 10 - Option a, b, and c - Ease of deployment; QoS; and Delay
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