Home
Recent Q&A
Java
Cloud
JavaScript
Python
SQL
PHP
HTML
C++
Data Science
DBMS
Devops
Hadoop
Machine Learning
Ask a Question
How can you verify if a given object “X” is a matric data object?
Home
R Language
How can you verify if a given object “X” is a matric data object?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
Q:
How can you verify if a given object “X” is a matric data object?
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
1
Answer
0
votes
answered
Jul 28, 2019
by
SakshiSharma
If the function call is.matrix(X ) returns TRUE then X can be termed as a matrix data object.
Related questions
+2
votes
Q: How can you verify if a given object “X” is a matrix data object?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: How is a Data object represented internally in R language?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: What happens if the application object is not able to handle an event?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: If you want to know all the values in c (1, 3, 5, 7, 10) that are not in c (1, 5, 10, 12, 14). Which in-built function in R can be used to do this? Also, how this can be achieved without using the in-built function.
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: How will you check if an element 25 is present in a vector?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: Two vectors X and Y are defined as follows – X <- c(3, 2, 4) and Y <- c(1, 2). What will be output of vector Z that is defined as Z <- X*Y.
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: What will be the class of the resulting vector if you concatenate a number and a logical?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: What will be the class of the resulting vector if you concatenate a number and a character?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: What will be the class of the resulting vector if you concatenate a number and NA?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How can you resample statistical tests in R language?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How can you debug and test R programming code?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How can you add datasets in R?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: What are the data types in R on which binary operators can be applied?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+2
votes
Q: dplyr package is used to speed up data frame management code. Which package can be integrated with dplyr for large fast tables?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How many data structures does R language have?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How will you measure the probability of a binary response variable in R language?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How will you read a .csv file in R language?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How do you split a continuous variable into different groups/ranks in R?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: R language has several packages for solving a particular problem. How do you make a decision on which one is the best to use?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
+3
votes
Q: How will you create scatterplot matrices in R language?
asked
Jul 28, 2019
in
R Language
by
Aarav2017
#r-language
#r-programming
#r-course
#r-tutorial
#r-question-answer
#r-interview-question
#r-basics
#r-test
#what-is-r
#learn-r
...