Q. Amazon Web Services falls into which of the following cloud-computing category?

  • (A) platform as a service
  • (B) software as a service
  • (C) infrastructure as a service
  • (D) back-end as a service
πŸ’¬ Discuss
βœ… Correct Answer: (C) infrastructure as a service

Q. Which of the following is a system for creating block level storage devices that can be used for Amazon Machine Instances in EC2 ?

  • (A) CloudWatch
  • (B) Amazon Elastic Block Store
  • (C) AWS Import/Export
  • (D) All of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (B) Amazon Elastic Block Store

Q. Which of the following is a structured data store that supports indexing and data queries to both EC2 and S3?

  • (A) CloudWatch
  • (B) Amazon SimpleDB
  • (C) Amazon Cloudfront
  • (D) All of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (B) Amazon SimpleDB

Q. Smart Dust can be used to measure the

  • (A) Temperature of the industrial lathe machine
  • (B) Heat inside a computer's CPU
  • (C) Chemical in the soil
  • (D) Strength of a solid material
πŸ’¬ Discuss
βœ… Correct Answer: (C) Chemical in the soil

Q. . . . . . . . . refers to an increase in the performance by the addition of more resources along the service layers

  • (A) Horizontal Scalability
  • (B) Vertical Scalability
  • (C) Diagonal Scalability
  • (D) None of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) Vertical Scalability

Q. A service that concentrates on hardware follows the . . . . . . . . as a Service model.

  • (A) IaaS
  • (B) CaaS
  • (C) PaaS
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (A) IaaS

Q. Communication between services is done widely using . . . . . . . . protocol

  • (A) REST
  • (B) SOAP
  • (C) RESTful
  • (D) None of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (C) RESTful

Q. Which of the following algorithm is used by Google to determine the importance of a particular page?

  • (A) svd
  • (B) pagerank
  • (C) fastmap
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (B) pagerank

Q. Point out the wrong statement.

  • (A) the metrics obtained by cloudwatch may be used to enable a feature called auto scaling
  • (B) a number of tools are used to support ec2 services
  • (C) amazon machine instances are sized at various levels and rented on a computing/hour basis
  • (D) none of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) none of the mentioned

Q. The need for data replication can arise in various scenarios like

  • (A) replication factor is changed
  • (B) datanode goes down
  • (C) data blocks get corrupted
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above