合格目指せD-DS-OP-23試験最新のD-DS-OP-23試験問題集PDF 2024年更新
D-DS-OP-23試験問題集、365日更新無料サンプル
質問 # 30
Which tool provides fine-grained access control and security for Hadoop components?
- A. Apache HBase
- B. Apache Atlas
- C. Apache Knox
- D. Apache Ranger
正解：D
質問 # 31
Which NoSQL database type is best suited for handling graph-based data structures and complex relationships?
- A. Document store
- B. Key-value store
- C. Graph database
- D. Column-family store
正解：C
質問 # 32
In the ELT process, data is transformed after being loaded into the target system.
Which tools can be used for ELT? (Select all that apply)
- A. Amazon Redshift
- B. Talend
- C. Apache Hadoop
- D. Microsoft SSIS
- E. Apache Spark
正解：B、D、E
質問 # 33
What is the primary storage system used by the Hadoop ecosystem?
- A. Amazon S3
- B. Cassandra
- C. MongoDB
- D. HDFS
正解：D
質問 # 34
Which Cassandra data type represents a collection of key-value pairs, and is represented in curly brackets ({, }) and colon (:)?
- A. Set
- B. Map
- C. List
- D. UUID
正解：B
質問 # 35
What is a primary task of a data engineer during a data analytics project?
- A. Ensuring the successful initiation, planning, design, execution, monitoring, controlling, and closure of the project
- B. Installing, configuring, testing, and maintaining operating systems, application software, and system management tools
- C. Designing and integrating infrastructure, analyzing algorithms, modifying source code, and writing system instructions
- D. Preparing the Big Data environment to be utilized by data scientists and other business stakeholders
正解：D
質問 # 36
Which component of the Apache Atlas framework allows metadata to be added to the Atlas environment?
- A. Graph Engine
- B. Apps
- C. Ingest/Export
- D. Metadata Sources
正解：C
質問 # 37
What is metadata in the context of data governance?
- A. Data about data
- B. Data quality metrics
- C. Data access logs
- D. Data encryption keys
正解：A
質問 # 38
Why is it important to control the capabilities of a workload during runtime in Kubernetes?
- A. Support data exfiltration from a pod
- B. Enable management of application secrets
- C. Limit resource usage on a cluster
- D. Apply API authorization on a cluster
正解：C
質問 # 39
Which Python library formats data into dataframes?
- A. NLTK
- B. scikit-learn
- C. NumPy
- D. Pandas
正解：D
質問 # 40
Which of the following describes Apache Flink?
- A. A graph processing framework
- B. A batch processing engine
- C. A distributed file storage system
- D. A stream processing framework
正解：D
質問 # 41
In Python, which primitive data type covers real rational and irrational numbers?
- A. Boolean
- B. Float
- C. Integer
- D. String
正解：B
質問 # 42
Which of the following are components of the ETL process? (Select all that apply)
- A. Loading
- B. Extraction
- C. Visualization
- D. Transmission
- E. Transformation
正解：A、B、E
質問 # 43
You are designing a genomics analysis application and need to set up an Apache Oozie job to execute a single MapReduce workflow at 12:00 AM EST every day.
Which Oozie job type should you implement?
- A. Workflow
- B. JobTracker
- C. Bundle
- D. Coordinator
正解：D
質問 # 44
Match each Apache Kafka component with its description.
正解：
解説：
質問 # 45
What is the main programming language supported by Apache Spark?
- A. Java
- B. C++
- C. Python
- D. Ruby
正解：C
質問 # 46
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