Hadoop Quiz

What is Hadoop primarily used for?

• Real-time analytics only

• Large-scale data storage and data processing

• Small-scale data storage only

• High-frequency trading systems

Which of the following is NOT a feature of Hadoop according to the text?

• It is compatible with commodity hardware

• It can only process structured data

• It can be used as an ETL engine

• It can be used as an analytics engine

What types of data can Hadoop process?

• Only structured data

• Only semi-structured data

• Only unstructured data

• Structured, semi-structured, and unstructured data

How many types of processing workloads are mentioned in the text, and what are they?

• One: batch

• Two: batch and transactional

• Three: batch, real-time, and transactional

• Two: batch and real-time

What does the acronym ETL stand for in the context of data processing?

• Extract, Transform, Load

• Execute, Transfer, Log

• Encrypt, Transmit, Link

• Evaluate, Translate, Launch

What is batch processing also known as?

• Online processing

• Real-time processing

• Offline processing

• Concurrent processing

Batch processing typically results in which type of latency responses?

• Low-latency

• Immediate

• High-latency

• No latency

What type of tasks are Strategic BI and analytics considered in the context of batch processing?

• Write-intensive tasks

• Read-intensive tasks

• Computation-intensive tasks

• Transaction-intensive tasks

Transactional processing is also known as what?

• Offline processing

• Online processing

• Batch processing

• Deferred processing

What characterizes the data processing in transactional processing?

• Large quantities of data with sequential reads/writes

• Small amounts of data with random reads and writes

• Grouped read/writes with complex joins

• Large data footprint with high-latency responses