Debugging Questions and Answers
Python Programming - Debugging Questions with Answers focus on identifying and fixing code errors. These Python Debugging Questions are useful for IBM, Wipro, and SSC exams to enhance logical reasoning and problem-solving in programming
Debugging
Showing 10 of
25 questions
1. What is the output of the following code?
x = [1, 2, 3]
y = x
x.append(4)
print(y)
- [1, 2, 3]
- [1, 2, 3, 4]
- [4, 3, 2, 1]
- Error
2. Which method is used to debug by printing variable values in Python?
- debug()
- print()
- log()
- output()
3. What does the "NameError: name x is not defined" indicate?
- Syntax error in variable name
- Variable used before declaration
- Variable name is a reserved keyword
- Memory allocation error
4. What is the purpose of the pdb module in Python?
- Performance optimization
- Code formatting
- Interactive debugging
- Package management
5. What will be the output?
try:
print(10/0)
except ZeroDivisionError:
print("Error occurred")
else:
print("No error")
- Error occurred
- No error
- Error occurred\nNo error
- ZeroDivisionError
7. What is a common cause of "IndexError: list index out of range"?
- List is empty
- Index is negative
- Accessing index beyond list length
- List contains mixed data types
8. How do you set a breakpoint in Python code using pdb?
- breakpoint()
- debug()
- import pdb; pdb.set_trace()
- set_breakpoint()
9. What does "TypeError: unsupported operand type(s)" typically indicate?
- Memory overflow
- Incompatible data types in operation
- Variable not defined
- Syntax error