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DASCA Senior Data Scientist Sample Questions:

1. What is DevOps?

A) Software Development
B) Quality Assurance
C) Software Operations
D) All

2. Which of the following is the most important part of Hadoop?

A) Hadoop Distributed File System (HDFS)
B) Both B and C
C) MapReduce Framework
D) Both A and B
E) Spark Framework

3. Which of the following is NOT an example of the applications of neural networks?

A) Image compression
B) Character recognition
C) Traveling salesman's problem
D) None of the above
E) Stock market prediction

4. Which of these statements reflects a null hypothesis?

A) Men will score higher than women on spatial awareness
B) There will be a significant difference between group 1 and group 2
C) Women will score higher than men on empathy
D) As temperature increases, so too will the level of aggression
E) There will be no relationship between caffeine consumption and performance

5. Spark programs can be written in:

A) Scala
B) Python
C) All of the above
D) Java
E) None of the above

Solutions: