Test Your Programming Skills with Safcode!

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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"

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Quiz Start

1. __________ is used to plot scatter plot of two variables in accordance with the third variable. Heatmap
Coplot
Violin graph
None of these

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2. _____________ is an open source R package that provides an elegant and powerful Web framework for building Web applications. Leaflet
Shiny
Ggplot2
Dash

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3. Which function is used to add labels to the graph in the ggplot() function. label()
lab()
All of them
labs()

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4. ____________ is the raw collection of records, contents and images. Matrix
Data frame
Tables
Data

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5. Points more than 1.5 times the inter quartile range above the third quartile is the point of ___________. 25th percentile
100th percentile
75th percentile
50th percentile

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6. The lapply() function return ___________ as output. List
Data frame
Array
Vector

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7. What is the memory limit in R? 2TB
6TB
8TB
4TB

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8. Response variable is represented on _______________ no axis
y-axis
x-axis
both x-axis and y-axis

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9. OOP stands for? Option Object Programming
Orange Oriented Pixels
Object Oriented Programming
Object of Program

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10. The layers in ggplot2 are called ___________. levels
geoms
adds on
sheets

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