Practice high-yield Programming & Software Development MCQs on Exception Handling In Ruby with worked academic solutions for FPSC, PPSC, NTS, NITB, PTS.
Questions
20
Difficulty Level
Exam-Level
Target Exams
FPSC, PPSC, NTS...
Estimated Time
24 mins
Exam-Level FPSC PPSC NTS NITB PTS
Verified for Commission Syllabus • Oct 14, 2026
20
Verified Practice Questions
Interactive test mode with detailed academic worked solutions
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Question 1 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is an exception in Ruby?
Correct Answer: Option C — An unexpected event that disrupts the normal flow of the program
Detailed Academic Explanation:
An unexpected event that disrupts the normal flow of the program is the correct answer to “What is an exception in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 2 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
Which keyword is used to begin the exception handling block in Ruby?
Correct Answer: Option D — begin
Detailed Academic Explanation:
begin is the correct answer to “Which keyword is used to begin the exception handling block in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 3 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the rescue keyword in Ruby?
Correct Answer: Option A — To handle exceptions and execute alternative code paths
Detailed Academic Explanation:
To handle exceptions and execute alternative code paths is the correct answer to “What is the purpose of the rescue keyword in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 4 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What happens if an exception is raised but not rescued in Ruby?
Correct Answer: Option D — The program terminates with an error message
Detailed Academic Explanation:
The program terminates with an error message is the correct answer to “What happens if an exception is raised but not rescued in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 5 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
Which of the following is true about the ensure keyword in Ruby exception handling?
Correct Answer: Option C — It is used to execute code regardless of whether an exception occurs or not
Detailed Academic Explanation:
It is used to execute code regardless of whether an exception occurs or not is the correct answer to “Which of the following is true about the ensure keyword in Ruby exception handling”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 6 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the raise keyword in Ruby?
Correct Answer: Option B — To manually raise an exception
Detailed Academic Explanation:
To manually raise an exception is the correct answer to “What is the purpose of the raise keyword in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 7 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the ensure keyword in Ruby?
Correct Answer: Option C — To execute code regardless of whether an exception occurs or not
Detailed Academic Explanation:
To execute code regardless of whether an exception occurs or not is the correct answer to “What is the purpose of the ensure keyword in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 8 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of using exception handling in Ruby?
Correct Answer: Option D — To gracefully handle errors and prevent program crashes
Detailed Academic Explanation:
To gracefully handle errors and prevent program crashes is the correct answer to “What is the purpose of using exception handling in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 9 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the main advantage of using exception handling in Ruby?
Correct Answer: Option A — It allows for graceful recovery from errors
Detailed Academic Explanation:
It allows for graceful recovery from errors is the correct answer to “What is the main advantage of using exception handling in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 10 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What happens if an exception is raised within a rescue block in Ruby?
Correct Answer: Option D — The exception is handled by an outer rescue block, if present
Detailed Academic Explanation:
The exception is handled by an outer rescue block, if present is the correct answer to “What happens if an exception is raised within a rescue block in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 11 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
Which keyword is used to define an exception class in Ruby?
Correct Answer: Option C — class
Detailed Academic Explanation:
class is the correct answer to “Which keyword is used to define an exception class in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 12 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the primary purpose of the else keyword in Ruby exception handling?
Correct Answer: Option B — To execute code when no exceptions are raised
Detailed Academic Explanation:
To execute code when no exceptions are raised is the correct answer to “What is the primary purpose of the else keyword in Ruby exception handling”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 13 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the retry keyword in Ruby exception handling?
Correct Answer: Option C — To retry the operation that caused the exception
Detailed Academic Explanation:
To retry the operation that caused the exception is the correct answer to “What is the purpose of the retry keyword in Ruby exception handling”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 14 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What does the ensure keyword do in Ruby exception handling?
Correct Answer: Option D — It ensures that a block of code is always executed, regardless of whether an exception is raised or not
Detailed Academic Explanation:
It ensures that a block of code is always executed, regardless of whether an exception is raised or not is the correct answer to “What does the ensure keyword do in Ruby exception handling”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 15 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What happens if an exception is raised within an ensure block in Ruby?
Correct Answer: Option A — The exception is handled by an outer rescue block, if present
Detailed Academic Explanation:
The exception is handled by an outer rescue block, if present is the correct answer to “What happens if an exception is raised within an ensure block in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 16 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
Which keyword is used to rescue specific types of exceptions in Ruby?
Correct Answer: Option D — rescue
Detailed Academic Explanation:
rescue is the correct answer to “Which keyword is used to rescue specific types of exceptions in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 17 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
Which of the following keywords is used to rescue specific types of exceptions in Ruby?
Correct Answer: Option C — rescue
Detailed Academic Explanation:
rescue is the correct answer to “Which of the following keywords is used to rescue specific types of exceptions in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 18 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the ensure keyword in Ruby exception handling?
Correct Answer: Option B — To execute code regardless of whether an exception occurs or not
Detailed Academic Explanation:
To execute code regardless of whether an exception occurs or not is the correct answer to “What is the purpose of the ensure keyword in Ruby exception handling”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 19 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the retry keyword in Ruby?
Correct Answer: Option C — To retry the operation that caused the exception
Detailed Academic Explanation:
To retry the operation that caused the exception is the correct answer to “What is the purpose of the retry keyword in Ruby”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
Question 20 of 20
★ FPSC
★ PPSC
★ FPSC
★ PPSC
What is the purpose of the else keyword in Ruby exception handling?
Correct Answer: Option D — To execute code when no exceptions are raised
Detailed Academic Explanation:
To execute code when no exceptions are raised is the correct answer to “What is the purpose of the else keyword in Ruby exception handling”. This question is standard in competitive examination syllabi for Exception Handling In Ruby.
💡Key Conceptual Anchor:Exception Handling In Ruby
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💡Examiner's Advisory for Programming & Software Development
In competitive commission exams (FPSC, PPSC, KPPSC, SPSC, CSS, PMS), questions are frequently phrased with distractor options designed to catch rote learners. Whenever you answer an MCQ, read the Detailed Academic Explanation and Conceptual Anchor to understand why the remaining options are incorrect.