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Statistical Programming interview questions
Statistical Programming interview questions
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Total Questions: 10
1. Some chunks have to be re-computed every time you re-knit the file.
A. TRUE
B. FALSE
C.
D.
Show Correct Answer
Correct Answer is :
FALSE
2. Which of the following should be set on chunk by chunk basis to store results of computation?
A. cache=TRUE
B. cache=FALSE
C. caching=TRUE
D. none of the Mentioned
Show Correct Answer
Correct Answer is :
cache=TRUE
3. What is the role of processing code in the research pipeline?
A. Transforms the analytical results into figures and tables
B. Transforms the analytic data into measured data
C. Transforms the measured data into analytic data
D. All of the Mentioned
Show Correct Answer
Correct Answer is :
Transforms the measured data into analytic data
4. Which of the following is a goal of literate statistical programming?
A. Combine explanatory text and data analysis code in a single document
B. Ensure that data analysis documents are always exported in JPEG format
C. Require that data analysis summaries are always written in R
D. None of the Mentioned
Show Correct Answer
Correct Answer is :
Combine explanatory text and data analysis code in a single document
5. What does it mean to weave a literate statistical program?
A. Convert a program from S to python
B. Convert the program into a human readable document
C. Convert a program to decompress it
D. All of the Mentioned
Show Correct Answer
Correct Answer is :
Convert the program into a human readable document
6. Which of the following is required to implement a literate programming system?
A. A programming language like Perl
B. A programming language like Java
C. A programming language like R
D. All of the Mentioned
Show Correct Answer
Correct Answer is :
A programming language like R
7. What is one way in which the knitr system differs from Sweave?
A. knitr allows for the use of markdown instead of LaTeX
B. knitr is written in python instead of R
C. knitr lacks features like caching of code chunks
D. None of the Mentioned
Show Correct Answer
Correct Answer is :
knitr allows for the use of markdown instead of LaTeX
8. Which of the following is useful way to put text, code, data, output all in one document?
A. Literate statistical programming
B. Object Oriented programming
C. Descriptive programming
D. All of the Mentioned
Show Correct Answer
Correct Answer is :
Literate statistical programming
9. Which of the following tool can be used for integrating text and code in one document?
A. knitr
B. ggplot2
C. NumPy
D. None of the Mentioned
Show Correct Answer
Correct Answer is :
knitr
10. Dependencies are checked explicitly in caching caveats.
A. TRUE
B. FALSE
C.
D.
Show Correct Answer
Correct Answer is :
FALSE
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