MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Hadoop knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following workflow definition language is XML based? |
| A. | hpDL |
| B. | hDL |
| C. | hiDL |
| D. | none of the mentioned |
| Answer» B. hDL | |
| 2. |
A workflow definition is a ______ with control flow nodes or action nodes. |
| A. | CAG |
| B. | DAG |
| C. | BAG |
| D. | None of the mentioned |
| Answer» C. BAG | |
| 3. |
Oozie can make _________ callback notifications on action start events and workflow end events. |
| A. | TCP |
| B. | HTTP |
| C. | IP |
| D. | All of the mentioned |
| Answer» C. IP | |
| 4. |
Which of the following is one of the possible state for a workflow jobs? |
| A. | PREP |
| B. | START |
| C. | RESUME |
| D. | END |
| Answer» B. START | |
| 5. |
Oozie v2 is a server based ___________ Engine specialized in running workflows based on time and data triggers. |
| A. | Compactor |
| B. | Collector |
| C. | Coordinator |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 6. |
Oozie Workflow jobs are Directed ________ graphs of actions. |
| A. | Acyclical |
| B. | Cyclical |
| C. | Elliptical |
| D. | All of the mentioned |
| Answer» B. Cyclical | |
| 7. |
___________ is a Java Web application used to schedule Apache Hadoop jobs. |
| A. | Impala |
| B. | Oozie |
| C. | Mahout |
| D. | All of the mentioned |
| Answer» C. Mahout | |
| 8. |
__________ is a server based Bundle Engine that provides a higher-level oozie abstraction that will batch a set of coordinator applications. |
| A. | Oozie v2 |
| B. | Oozie v3 |
| C. | Oozie v4 |
| D. | Oozie v5 |
| Answer» D. Oozie v5 | |