Safcode | Code Your Ideas by Sir Safder


Test Your Programming Skills with Safcode!


Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"



Quiz Start


gsub()
regexp()
paste()
grep()

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x-axis
y-axis
both x-axis and y-axis
none of them

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x-axis
both x-axis and y-axis
no axis
y-axis

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Feature Selection
None of the Them
Remove Duplicate Entries
Missing Values

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None of them
Data Frame, Array
Array, List, Matrix
List, Vector and Data Frame

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manage()
arrange()
mutate()
sort()

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box plot
None of these
pie chart
scatter plot

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Median
Quartile
Mode
Mean

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Orange Oriented Pixels
Option Object Programming
Object Oriented Programming
Object of Program

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Dash
Ggplot2
Leaflet
Shiny

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Huge Data
Large Data
Heavy Data
Big Data

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smooth()
abs_line()
abline()
None of them

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csv()
read_csv()
readfile()
read()

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NaN
n/a
na
None of these

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install(packagename)
require(packagename)
Install.packages(packagenames)
Library(packagename)

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geoms
sheets
levels
adds on

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pipe
piechart
package
pie

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all of them
retrieve()
fetch()
select()

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Subset
Guess
Sampling
Statistics

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Whiskers
Outliers
Tails
Notches

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