Workflow Automation With Oozie — Part 1 MCQs with Explanations

A workflow scheduler for Hadoop jobs is the correct answer to “What is Oozie in the context of Hadoop”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Define and manage recurrent workflows is the correct answer to “In Oozie, what is the primary purpose of a coordinator”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

A collection of coordinated workflows is the correct answer to “What is an Oozie Bundle in the context of workflow automation”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

A unit of work in a workflow is the correct answer to “In Oozie, what does the term "action" refer to”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Define the data set for a coordinator is the correct answer to “What is the purpose of the Oozie Coordinator Dataset”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Define the structure and execution flow of a workflow is the correct answer to “In Oozie, what is the role of the Oozie Workflow XML file”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Conditionally control the flow of the workflow is the correct answer to “What is the significance of the Oozie Decision node in a workflow”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

A coordinator for managing a bundle of workflows is the correct answer to “In Oozie, what does the term "bundle application coordinator" mean”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Execute individual actions in a workflow is the correct answer to “What is the primary role of the Oozie Action Executor”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Capture the standard output of an action is the correct answer to “In Oozie, what is the purpose of the "capture-output" property in a workflow action”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Provide functions for evaluating expressions and conditions is the correct answer to “What is the role of the Oozie Coordinator EL functions in a coordinator workflow”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Define conditions that must be met before executing the action is the correct answer to “In Oozie, what is the significance of the "precondition" element in a workflow action”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Share and reuse libraries and resources across workflows is the correct answer to “What is the purpose of the Oozie Sharelib in workflow automation”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Specify Service Level Agreement (SLA) information for the action is the correct answer to “In Oozie, what is the function of the "sla:info" property in a workflow action”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Group and manage multiple workflows as a single unit is the correct answer to “What is the significance of the Oozie Bundle Application in workflow automation”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Specify the maximum number of retries for an action is the correct answer to “In Oozie, what is the purpose of the "retry-max" property in a workflow action”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Terminate the workflow if a specific condition is met is the correct answer to “What is the significance of the Oozie Kill node in a workflow”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Define the transitions based on conditions for decision node outcomes is the correct answer to “In Oozie, what is the role of the "transition" element in a decision node”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Update and distribute Oozie Sharelib libraries is the correct answer to “What is the purpose of the Oozie Sharelib Update tool”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Specify the next nodes to be executed based on the outcome of an action is the correct answer to “In Oozie, what is the significance of the "ok to" and "error to" properties in a workflow”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

JBatch is the correct answer to “BatchEE projects aims to provide an . . . . . . . . implementation. (aka JSR352)”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Nagios is the correct answer to “Ambari leverages . . . . . . . . for system alerting and will send emails when your attention is needed.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

ACE is the correct answer to “. . . . . . . . is a software distribution framework based on OSGi.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

RESTful is the correct answer to “Ambari provides a . . . . . . . . API that enables integration with existing tools, such as Microsoft System Center.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Kerberos is the correct answer to “A fully secure Hadoop cluster needs . . . . . . . .”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Bloodhound is the correct answer to “. . . . . . . . is a software development collaboration tool.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Indigo is the correct answer to “HDT has been tested on . . . . . . . . and Juno, and can work on Kepler as well.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Zeppelin is the correct answer to “Which of the following are a collaborative data analytics and visualization tool”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Indigo is the correct answer to “Which of the following tool is intended to be more compatible with HDT”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Adaptor is the correct answer to “Conceptually, each . . . . . . . . emits a semi-infinite stream of bytes, numbered starting from zero.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

load balancer is the correct answer to “A . . . . . . . . can route requests to multiple Knox instances.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

security is the correct answer to “Knox provides perimeter . . . . . . . . for Hadoop clusters.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Wizard-driven interface is the correct answer to “. . . . . . . . facilitates installation of Hadoop across any number of hosts.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Crunch is the correct answer to “. . . . . . . . is a Java library for writing, testing, and running pipelines of MapReduce jobs on Apache Hadoop.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Agents is the correct answer to “. . . . . . . . are the Chukwa processes that actually produce data.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Parquet is the correct answer to “. . . . . . . . is a columnar storage format for Hadoop.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

HDFS is the correct answer to “HDT provides plugin for inspecting . . . . . . . . nodes.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

HTTP is the correct answer to “Apache Knox accesses Hadoop Cluster over . . . . . . . .”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

Calcite is the correct answer to “. . . . . . . . allows database-like access, and in particular a SQL interface.”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.

CXF is the correct answer to “Which of the following project will create an SOA services framework”. This question is standard in competitive examination syllabi for Workflow Automation With Oozie.