Bird
0
0

What does the raise keyword do in Ruby?

easy📝 Conceptual Q11 of 15
Ruby - Error Handling
What does the raise keyword do in Ruby?
AIt stops the program and throws an error.
BIt prints a message to the screen.
CIt creates a new variable.
DIt repeats a block of code.
Step-by-Step Solution
Solution:

  1. Step 1: Understand the purpose of raise

    The raise keyword is used to stop the program and signal that an error has occurred.

  2. Step 2: Compare with other options

    Printing messages, creating variables, or repeating code are not what raise does.

  3. Final Answer:

    It stops the program and throws an error. -> Option A

  4. Quick Check:

    raise stops program = D [OK]
Quick Trick: Remember: raise means stop and show error [OK]
Common Mistakes:
  • Thinking raise prints messages
  • Confusing raise with loops
  • Assuming raise creates variables

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More Ruby Quizzes
Blocks, Procs, and Lambdas - Yield to execute blocks - Quiz 13medium Blocks, Procs, and Lambdas - Block parameters - Quiz 5medium Blocks, Procs, and Lambdas - Proc creation and call - Quiz 4medium Blocks, Procs, and Lambdas - Proc creation and call - Quiz 9hard Class Methods and Variables - Object#dup and Object#clone - Quiz 4medium Error Handling - Why error handling uses rescue - Quiz 5medium Inheritance - Accessing parent methods - Quiz 5medium Inheritance - Super keyword behavior - Quiz 7medium Inheritance - Why single inheritance in Ruby - Quiz 8hard Modules and Mixins - Why modules solve multiple inheritance - Quiz 1easy