Question

___________ remove all the variables from the workspace.

a.

rm(x)

b.

rm(list=ls())

c.

ls()

d.

attach(mat)

Posted under R Programming

Answer: (b).rm(list=ls())

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. ___________ remove all the variables from the workspace.

Add Comment

Similar Questions

Discover Related MCQs

Q. Which of the following code will drop the nth column?

View solution

Q. Which of the following code drop the ith and jth column?

View solution

Q. Which of the following statement find cases with no missing values?

View solution

Q. Which of the following statement is normal distribution?

View solution

Q. which of the following statement gives cumulative sum?

View solution

Q. Which of the following is uniform distribution?

View solution

Q. Which of the following truncates real x to integers?

View solution

Q. Which of the following tests each element of x for membership in y?

View solution

Q. Which of the following finds the maximum value in the vector x, exclude missing values?

View solution

Q. Which of the following produces the variance covariance matrix?

View solution

Q. Which of the following will reverse the order of values in x?

View solution

Q. Which of the following finds row sums for each level of a grouping variable?

View solution

Q. Which of the following statement applies the function (FUN) to either rows (1) or columns (2) on object X?

View solution

Q. Which of the following statement finds the maximum for each column?

View solution

Q. Which of the following statement tells the row with the minimum value for every column?

View solution

Q. Which of the following may be used for linear regression?

View solution

Q. Which of the following sets the size of the outer margins for the graph?

View solution

Q. Which of the following function is used for plotting histogram?

View solution

Q. Which of the following will add the title “R language” to the graph?

View solution

Q. ______ let’s you perform SQL queries on your R data frames.

View solution

View All MCQs on R Programming

Suggested Topics

Are you eager to expand your knowledge beyond R Programming? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

Internet of Things (IoT)

Discover how devices communicate with each other in the smart world with our IoT...

Reverse Engineering

Strengthen your understanding of Reverse Engineering with our curated set of MCQs....

MongoDB

Learn the leading NoSQL database with our MongoDB MCQs. Understand everything from...

DBMS

Get a firm grasp on database systems with our DBMS MCQs. Explore relational...

Software Architecture and Design

Get a strong hold on the blueprint of software systems with our Software Architecture...

Object Oriented Programming Using C++

Enhance your programming skills with our MCQs on Object Oriented Programming using...

Operating System

Dive deep into the core of computers with our Operating System MCQs. Learn about...

MATLAB

Hone your computational mathematics skills with our MATLAB MCQs. Understand...

MySQL Database

Enhance your knowledge of relational databases with our MySQL MCQs. Understand...