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Python Programming - Exception Handling

Exercise : Exception Handling - General Questions
  • Exception Handling - General Questions
26.
In Python, what will happen if an exception is not caught?
The program will continue executing normally
The program will terminate immediately
The program will prompt the user to handle the exception
The program will enter an infinite loop
Answer: Option
Explanation:
If an exception is not caught, the program will terminate abruptly, and an error message will be displayed.
27.
Consider the following Python code: 
try:
    x = int("42")
except ValueError:
    x = "Invalid conversion"
else:
    x += 1
What will be the value of "x" after the execution of this code?
42
"42"
"Invalid conversion"
43
Answer: Option
Explanation:
The try block successfully converts the string "42" to an integer. The else block increments the value of "x" by 1.
28.
Which of the following statements is true about the raise statement?
It is used to terminate the program
It can only raise built-in exceptions
It is used to catch exceptions
It is used to explicitly raise an exception
Answer: Option
Explanation:
The raise statement is used to explicitly raise an exception in Python.
29.
Consider the following Python code: 
try:
    x = int("42")
except ValueError:
    x = "Invalid conversion"
else:
    x += 1
finally:
    x *= 2
What will be the value of "x" after the execution of this code?
42
"42"
"Invalid conversion"
86
Answer: Option
Explanation:
The try block successfully converts the string "42" to an integer. The else block increments the value of "x" by 1, and the finally block multiplies "x" by 2.
30.
Which of the following statements is true about the try, except, and finally blocks?
The except block is mandatory if there is a finally block
The finally block is optional
The try block is optional
The except block is optional if there is a finally block
Answer: Option
Explanation:
The finally block is optional in exception handling. It can be used for cleanup operations and will be executed whether an exception occurs or not.
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