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Welcome to the Scoping Rules and Debugging MCQs Page

Dive deep into the fascinating world of Scoping Rules and Debugging with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Scoping Rules and Debugging, a crucial aspect of R Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Scoping Rules and Debugging, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within R Programming.

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Check out the MCQs below to embark on an enriching journey through Scoping Rules and Debugging. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of R Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Scoping Rules and Debugging. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Scoping Rules and Debugging MCQs | Page 6 of 6

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Q51.
________ allows you to insert debugging code into a function a specific places.

a.

debug()

b.

trace()

c.

browser()

d.

traceback()

Discuss
Answer: (b).trace()
Q52.
Point out the correct statement?

a.

The traceback() function must be called immediately after an error occurs

b.

The debugger calls the browser at the very low level of the function body

c.

Every time you call the mod() function it will launch the interactive debugger

d.

R provides only two tools to help you with debugging your code

Discuss
Answer: (a).The traceback() function must be called immediately after an error occurs
Q53.
_______ allows you to modify the error behavior so that you can browse the function call stack.

a.

debug()

b.

trace()

c.

recover()

d.

traceback()

Discuss
Answer: (c).recover()
Q54.
______ suspends the execution of a function wherever it is called and puts the function in debug mode.

a.

debug()

b.

trace()

c.

recover()

d.

browser()

Discuss
Answer: (d).browser()
Q55.
debug() flags a function for ______ mode in R mode.

a.

debug

b.

run

c.

compile

d.

recover

Discuss
Answer: (b).run
Page 6 of 6

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