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


summerize()
group_by()
matrix()
List()

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

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Pie charts
Scatter charts
Bubble charts
Bar charts

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Shiny
Dash
Ggplot2
Leaflet

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Data frame
Data
Tables
Matrix

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None of these
na
NaN
n/a

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

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Mode
Quartile
Median
Mean

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label()
All of them
lab()
labs()

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

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4TB
2TB
6TB
8TB

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

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None of above
Close Source
Open Source
GPL

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

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None of these
Coplot
Heatmap
Violin graph

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

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

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substr()
sub_string()
string()
subchar()

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

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Mathematical
Relational
Assignment
Logical

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