Description : .A ________ node acts as the Slave and is responsible for executing a Task assigned to it by the JobTracker. a) MapReduce b) Mapper c) TaskTracker d) JobTracker
Last Answer : TaskTracker
Description : MapReduce engine has a master/slave architecture consisting of a single ______ as the master and a number of _______ as the slaves a) Name Node, Data Node b) JobTracker, TaskTrackers c) TaskTrackers, JobTracker d) Data Node, Name Node
Last Answer : JobTracker, TaskTrackers
Description : The process of the JobTracker creates one map task for each computed input split by the user node and assigns the map tasks to the execution slots of the TaskTrackers is called as a) Task Execution b) Task Running Check c) Job Submission d) Task Assignment
Last Answer : Task Assignment
Description : Point out the wrong statement. a) A MapReduce job usually splits the input data-set into independent chunks which are processed by the map tasks in a completely parallel manner b) The ... implement the Mapper and Reducer interfaces toprovide the map and reduce methods d) None of the mentioned
Last Answer : None of the mentioned
Description : The Hadoop MapReduce framework spawns one map task for each __________ generated by the InputFormat for the job. a) OutputSplit b) InputSplit c) InputSplitStream d) All of the mentioned
Last Answer : ) InputSplit
Description : ________ is a utility which allows users to create and run jobs with any executables as the mapper and/or the reducer. a) Hadoop Strdata b) Hadoop Streaming c) Hadoop Stream d) None of the mentioned
Last Answer : Hadoop Streaming
Description : Above the file systems comes the ________ engine, which consists of one Job Tracker, to which client applications submit MapReduce jobs. a) MapReduce b) Google c) Functional programming d) Facebook
Last Answer : MapReduce
Description : Which one of the following statements is false regarding the Distributed Cache? a) The Hadoop framework will ensure that any files in the Distributed Cache are distributed to all map and reduce tasks. b) ... Cache on to the slave node before any tasks for the job are executed on that node.
Last Answer : MapReduce tries to place the data and the compute as close as possible
Description : Point out the wrong statement. a) The Mapper outputs are sorted and then partitioned per Reducer b) The total number of partitions is the same as the number of reduce tasks for the job c) The intermediate, ... always stored in a simple (key-len, key, value-len, value) format d) None of the mentioned
Description : Point out the correct statement. a) Mapper maps input key/value pairs to a set of intermediate key/value pairs b) Applications typically implement the Mapper and Reducer interfaces to provide the map and ... methods c) Mapper and Reducer interfaces form the core of the job d) None of the mentioned
Description : The Mapper implementation processes one CSE-R17.BLOGSPOT.COM line at a time via _________ method.a) map b) reduce c) mapper d) reducer
Last Answer : map
Description : Point out the correct statement. a) Hadoop is an ideal environment for extracting and transforming small volumes of data b) Hadoop stores data in HDFS and supports data compression/decompression c) The ... less useful than a MapReduce job to solve graph and machine learning d) None of the mentioned
Last Answer : Hadoop stores data in HDFS and supports data compression/decompression
Description : Which of the following is built on top of a Hadoop framework using the Elastic Compute Cloud? a) Amazon Elastic MapReduce b) Amazon Mechanical Turkc) Amazon DevPay d) Multi-Factor Authentication
Last Answer : Amazon Elastic MapReduce
Description : Which of the following is a means for accessing human researchers or consultants to help solve problems on a contractual or temporary basis? a) Amazon Elastic MapReduce b) Amazon Mechanical Turk c) Amazon DevPay d) Multi-Factor Authentication
Last Answer : Amazon Mechanical Turk
Description : Which of the following is a billing and account management service? a) Amazon Elastic MapReduce b) Amazon Mechanical Turk c) Amazon DevPay d) Multi-Factor Authentication
Last Answer : Amazon DevPay
Description : Point out the correct statement. a) Hadoop is an ideal environment for extracting and transforming small volumes of data b) Hadoop stores data in HDFS and supports data compression/decompression c) The ... useful than a MapReduce job to solve graph and machine learning d) None of the mentioned
Description : The building blocks of Google’s App Engine architecture comprises of a) GFS, MapReduce, Chubby, BigTable b) GFS, Scheduler, Chubby, BigTable c) GFS, MapReduce, Chunk Server, BigTable d) Scheduler, MapReduce, Chubby, Chunk Server
Last Answer : GFS, MapReduce, Chubby, BigTable
Description : Which one of the following statements is true regarding pairs of a MapReduce job? a)A key class must implement Writable. b)A key class must implement WritableComparable. c)A value class must implement WritableComparable. d)A value class must extend WritableComparable.
Last Answer : A key class must implement WritableComparable.
Description : In a Hadoop cluster, what is true for a HDFS block that is no longer available due to disk corruption or machine failure? a)It is lost for ever b)It can be replicated form its alternative locations ... to read it. d)The Mapreduce job process runs ignoring the block and the data stored in it.
Last Answer : It can be replicated form its alternative locations to other live machines.
Description : The topmost layer of Hadoop is the _________ engine a) HDFS b) Cluster c) MapReduce d) Job Tracker
Description : _______ in GAE provides coarse-grained locking service a) Bigtable b) Chubby c) MapReduce d) GFS
Last Answer : Chubby
Description : _________ is a web programming model for scalable data processing on large clusters over large data sets a) MapReduce b) HDFS c) GFS d) DFS
Description : In which of the following stages are project objectives established, teams formed, and major responsibilities assigned? A. Conceptualizing B. Defining (Ans.) C. Planning D. Executing
Last Answer : B. Defining (Ans.)
Description : In ________ routing, we assume that there is one node (or more) ineach autonomous system that acts on behalf of the entire autonomous system. A) distant vector B) path vector C) link state D) none of the above
Last Answer : path vector
Description : Point out the correct statement. a) A client can request access to a cloud service from any location b) A cloud has multiple application instances and directs requests to an instance based on ... a set of virtual machines with each machine being assigned a workload d) All of the mentioned
Last Answer : All of the mentioned
Description : Point out the wrong statement. a) Abstraction enables the key benefit of cloud computing: shared, ubiquitous access b) Virtualization assigns a logical name for a physical resource and then provides a ... their resources into pools that can be assigned on demand to users d) All of the mentioned
Last Answer : All cloud computing applications combine their resources into pools that can be assigned on demand to users
Description : Point out the wrong statement. a) Distributed transaction systems such as internetworks or cloud computing systems magnify the difficulties faced by identity management systems b) Services that provide digital ... a domain as belonging to a set of assigned addresses d) None of the mentioned
Last Answer : IDaaS Server establishes the identity of a domain as belonging to a set of assigned addresses
Description : Point out the correct statement. a) Virtual machines are containers that are assigned specific resources b) Applications need not be mindful of how they use cloud resources c) When a developer ... a cloud service, the developer cannot attach to the appropriate service d) All of the mentioned
Last Answer : Virtual machines are containers that are assigned specific resources
Description : Point out the correct statement. a) Virtual machines are containers that are assigned specific resources b) Applications need not be mindful of how they use cloud resources c) When a developer ... uses a cloud service, the developercannot attach to the appropriate service d) All of the mentioned
Description : In the case of classesToBeBound, the classes assigned to this property, indicate the class (i.e., object) structure that is to be transformed into XML. a) True b) False
Last Answer : True
Description : Network layer at source is responsible for creating a packet from data coming from another ________ a) Station b) Link c) Node d) Protocol
Last Answer : d) Protocol
Description : The right level of parallelism for maps seems to be around _________ maps per- node. a) 1-10 b) 10-100 c) 100-150 d) 150-200
Last Answer : 10-100
Description : The usual BUS structure used to connect the I/O devices is ___________ a) Star BUS structure b) Multiple BUS structure c) Single BUS structure d) Node to Node BUS structure
Last Answer : Single BUS structure
Description : In Replica placement how the three copies of data were stored? a) stores tworeplicas in the same node, one replica on a different node in the same rack b) stores one replica in the same node, two ... d) stores one replica in the same node, two replicas on a different node in a different rack
Last Answer : stores one replica in the same node, one replica on a different node but in the same rack, one replica on a different node in a different rack
Description : The comman used to copy a directory form one node to another in HDFS is a) rcp b) dcp c) drcp d) distcp
Last Answer : distcp
Description : The Master of the HDFS Architecture is a) Node Manager b) Data Node c) Name Node d) None of the above
Last Answer : Name Node
Description : What is true about Grid Computing? A. breaks complex task into smaller pieces B. combine smaller task into complex task C. subscription tier play vital role in Grid Computing D. Both A and B
Last Answer : breaks complex task into smaller pieces
Description : Which of the following protocol is not an Internet Engineering Task Force standard? a) SIP b) SIMPLE c) XMPP d) IMPS
Last Answer : IMPS
Description : The output of the reduce task is typically written to the FileSystem via _____________ a) OutputCollector.collect b) OutputCollector.get c) OutputCollector.receive d) OutputCollector.put
Last Answer : OutputCollector.collect
Description : Which of the following is a repeatable task within a business process? a) service b) bus c) methods d) all of the mentioned
Last Answer : service
Description : What task was assigned to the pandit by the Company? -History
Last Answer : The Company assigned the pandit to visit the pathshalas and try to improve the standard of teaching.