Tricky Questions

Consider the following Python code:

def some_function(*args, **kwargs):
    return args, kwargs

result = some_function(1, 2, a=3, b=4)
print(result)

What will be the value of result?

A:

((1, 2), {'a': 3, 'b': 4})

B:

([1, 2], {'a': 3, 'b': 4})

C:

((1, 2), ('a': 3, 'b': 4))

D:

([1, 2], ('a': 3, 'b': 4))

Answer: A

The function collects positional arguments in a tuple (args) and keyword arguments in a dictionary {kwargs}.

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What is the output of the following Python code?

x = 5
y = x if x > 10 else x/2
print(y)

A:

5

B:

2.5

C:

10

D:

This code will result in an error.

Answer: B

The ternary conditional expression sets y to x if x > 10, otherwise it sets y to x/2.

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What will be the output of the following Python code?

def func(x, y, z):
    return x + y * z

result = func(1, 2, 3)
print(result)

A:

9

B:

7

C:

8

D:

1

Answer: B

The multiplication has higher precedence than addition, so the result is 1 + (2 * 3) = 7.

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What is the output of the following Python code?

def modify_list(my_list):
    my_list[0] = 5

original_list = [1, 2, 3]
modify_list(original_list.copy())
print(original_list)

A:

[1, 2, 3]

B:

[5, 2, 3]

C:

This code will result in an error.

D:

[1, 2, 3, 5]

Answer: A

The modify_list function modifies a copy of the list, not the original list.

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Consider the following Python code:

class CustomError(Exception):
    def __init__(self, message):
        super().__init__(message)

raise CustomError("An example custom error.")

What will happen when this code is executed?

A:

The code will run without any errors.

B:

The code will result in a TypeError.

C:

The code will result in a NameError.

D:

The code will raise a custom error of type CustomError.

Answer: D

The code raises a custom error of type CustomError with the specified message.

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