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DASCA Senior Data Scientist Sample Questions:
1. Which of the following is the most important part of Hadoop?
A) Both B and C
B) Hadoop Distributed File System (HDFS)
C) MapReduce Framework
D) Both A and B
E) Spark Framework
2. The DevOps movement is an outgrowth of which of the following software development methodologies?
A) Waterfall
B) Test-driven development and model-driven development
C) Promise-based algorithms
D) Agile
3. Machine learning can be categorized as:
A) Supervised learning
B) All of the above
C) Unsupervised learning
D) Reinforcement learning
4. OCR (Optical Character Recognition) is an application used for:
A) Data mining
B) MapReduce
C) Big Data Analytics
D) Machine learning
5. Spark is written in:
A) C++
B) Java
C) Scala
D) C
E) Python
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: B | Question # 4 Answer: D | Question # 5 Answer: C |
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