Question

Point out the correct statement?

(a) Rprof() is used to turn off the profiler

(b) At each line of the output, the profiler writes out the function call stack

(c) The summaryprof() function tabulates the R profiler output

(d) The Rprofiler() function starts the profiler in R

I have been asked this question in my homework.

The question is from R Profiler in section Profiling, Simulation and Data Analysis of R Programming

Answer 1

Correct option is (b) At each line of the output, the profiler writes out the function call stack

Easiest explanation: The Rprofiler() function starts the profiler in R.