Q. ________ checks whether the given key is deprecated.

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Q. _________ is useful for iterating the properties when all deprecated properties for currently set properties need to be present.

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Q. Which of the following adds a configuration resource?

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Q. For running hadoop service daemons in Hadoop in secure mode ___________ principals are required.

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Q. The simplest way to do authentication is using _________ command of Kerberos.

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Q. Data transfer between Web-console and clients are protected by using _________

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Q. In order to turn on RPC authentication in hadoop, set the value of hadoop.security.authentication property to _________

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Q. The __________ provides a proxy between the web applications exported by an application and an end user.

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Q. ___________ used by YARN framework which defines how any container launched and controlled.

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Q. The ____________ requires that paths including and leading up to the directories specified in yarn.nodemanager.local-dirs.

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Q. The configuration file must be owned by the user running _________

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Q. __________ storage is a solution to decouple growing storage capacity from compute capacity.

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Q. ___________ is added for supporting writing single replica files in memory.

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Q. Which of the following has high storage density?

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Q. Which of the following storage policy is used for both storage and compute?

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Q. Which of the following is only for storage with limited compute?

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Q. When a block is warm, some of its replicas are stored in DISK and the remaining replicas are stored in _________

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Q. ____________ is used for storing one of the replicas in SSD.

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Q. ___________ is used for writing blocks with single replica in memory.

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Q. _________ is a data migration tool added for archiving data.

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