Graded Questions

Question 1

What will the following code output?

def calculate(x, y):
return x + y
result = calculate(2, calculate(3, 4))
print(result)

None of the above.

Question 2

What is a function in python?

A variable.

A statement.

A reusable block of code.

A data type.

Question 3

Which of the following is a built-in exception in python?

AbortError

StopError

ValueError

RunError

Question 4

What will the following code output?

def add_one(x):
x += 1
value = 5
add_one(value)
print(value)

None

None of the above.

Question 5

What will the following code output?

def say_hello():
message = "Hello, World!"
return message
print(say_hello())

Hello World!

say_hello

None

None of the above.

Question 6

Which of the following statements is true regarding function names in python?

Function names can contain spaces.

Function names must start with a number.

Function names are case-insensitive.

Function names cannot be a reserved word in python.

Question 7

What will the following code output?

def square(x):
return x ** 2
number = square(3)
print(number)

None of the above.

Question 8

How can you define a function with variable length arguments in python?

By using the varargs keyword.

By specifying variable_length=True in the function definition.

By using the *args syntax.

By using the ... operator.

Question 9

How do you access the documentation of a function in python?

Use the doc keyword.

Use the help() function.

Use the info keyword.

Use the describe function.

Question 10

What is the purpose of the return statement in a function?

It defines the function.

It calls the function.

It returns a value from the function.

It prints a message to the console.

Question 11

How do you call a function in python?

By using the return keyword.

By using the call keyword.

By using the function name followed by parentheses().

By using square brackets[].

Question 12

What will the following code output?

def greet(name):
print("Hello, " + name)
message = greet("Bob")
print(message)

Hello Bob

Bob

None

None of the above.

Question 13

What will the following code output?

def greet(name):
return "Hello, " + name
message = greet("Alice")
print(len(message))

None of the above.

Question 14

What will the following code output?

def multiply(a, b):
return a * b
result = multiply(5, 0)
print(result)

None of the above.

Question 15

Which of the following is used to document a function in python?

comment

documentation string or docstring.

return

Question 16

How do you define a decorator in python?

By using the @ symbol followed by the decorator function name before the function definition.

By using the decorator keyword.

By using the extend keyword.

By defining the decorator as a class.

Question 17

What is the scope of a local variable in a function?

It can be accessed from any part of the program.

It can be accessed only within the function where it is defined.

It can be accessed from other functions as well.

It can be accessed only within the module where it is defined.

Question 18

What is the maximum number of return statements allowed in a function?

One

Two

Three

There is no limit.

Question 19

What is a lambda function in python?

A function with a large number of arguments.

A function that cannot be called.

An anonymous function defined using the lambda keyword.

A function with a long name.

Question 20

How do you define a recursive function in python?

A function that calls itself directly or indirectly.

A function that uses a loop.

A function that has a single line of code.

A function that uses a lambda expression.

Question 21

What is a default argument in a function?

An argument that is required to be provided by the caller.

An argument that has a default value specified in the function definition.

An argument that cannot be changed.

An argument that is optional and may or may not be provided.

Question 22

What is the purpose of the following code snippet in a python script?

if __name__ == __main__:

It checks if the script is running on a mainframe computer.

It checks if the script is being run as the main program.

It defines a conditional statement.

It checks the version of python being used.

Question 23

Which of the following is true about variable scoping in a closure?

Variables defined in a closure cannot be accessed outside the closure.

Variables defined in a closure are always global.

Variables defined in a closure can be accessed both inside and outside the closure.

Variables defined in a closure can only be accessed within the closure.

Question 24

What is method overriding in python?

It refers to the ability to define multiple methods with the same name in a class.

It refers to the ability to override a method in a subclass.

It refers to the ability to call a method from another method in the same class.

It refers to the ability to call a method with different arguments.

Question 25

What happens if a function is called with fewer arguments than specified in its parameter list?

It raises an exception.

It returns None.

It uses default values for the missing arguments.

It terminates the program.

Question 26

What is the purpose of the __init__ method in a class?

It is called when an object is created from the class.

It is used to destroy an object.

It is used to define class variables.

It is used to define instance methods.

Question 27

Which of the following is not a built-in decorator in python?

@staticmethod

@classmethod

@property

@override

Question 28

What is a closure in python?

A function that cannot be called.

A function that returns another function.

A function that cannot be defined inside another function.

A function that has no parameters.

Question 29

How do you import a module in python?

By using the import keyword followed by the module name.

By using the include keyword.

By using the use keyword.

By using the require keyword.

Question 30

What is method overloading in python?

It refers to the ability to define multiple methods with the same name in a class.

It refers to the ability to override a method in a subclass.

It refers to the ability to call a method from another method in the same class.

It refers to the ability to call a method with different arguments.

Question 31

How do you define a generator function in python?

By using the generator keyword.

By defining it like a regular function and using the yield keyword.

By using the return keyword.

By defining it like a regular function and using the generator keyword.

Question 32

What is a module in python?

A built-in data type.

A collection of functions and variables saved in a .py file.

A type of class.

A reserved keyword.

Question 33

What will the following code output?

def is_even(n):
if n%2 == 0:
return True
else:
return False
result = is_even(7)
print(result)

True

False

None of the above.

Question 34

How do you inherit properties and methods from a parent class in python?

By using the inherits keyword.

By using the extends keyword.

By defining the parent class as a subclass.

By using the super keyword.

Question 35

What is the purpose of the __str__ method in python?

It is used to convert an object to a string representation.

It is used to create a new object.

It is used to delete an object.

It is used to compare two objects.

Question 36

What is the purpose of the try and except blocks in exception handling?

The try block contains code that always runs.

The try block contains code that may raise an exception, and the except block handles the exception.

The try block is used to terminate the program.

The try block is optional and can be omitted.

Question 37

Which of the following is a valid way to pass a function as an argument to another function in python?

function_name()

function_name(arguments)

function_name

function_name(argument)

Question 38

What will the following code output?

def greet(name):
message = "Hello, " + name
print(message)
greet("Eve")

Hello Eve

Eve

None

None of the above.

Question 39

What is the purpose of the pass statement in python?

It defines a new function.

It is used as a placeholder for code that does nothing.

It raises an exception.

It prints a message to the console.

Question 40

How do you raise an exception in python?

By using the throw keyword.

By using the exception keyword.

By using the raise keyword.

By using the error keyword.

Question 41

How do you call a method on an object in python?

By using the call keyword.

By using square brackets[].

By using the dot (.) operator.

By using the method keyword.

Question 42

What is the purpose of the global keyword in python?

It defines a global variable.

It makes a variable local to a function.

It specifies the data type of a variable.

It declares a constant.

Question 43

How do you define a function in python?

def function_name(parameters)

function_name(parameters) def

function_name def(parameters)

def parameters(function_name)

Question 44

What will the following code output?

def greet(name):
return "Hello, " + name
message = greet("Alice")
print(message)

Hello Alice

Alice

Hello great

None of the above.

Question 45

What is a decorator in python?

A design pattern used to create objects.

A function that takes another function as an argument and extends its behavior without modifying it.

A reserved keyword.

A data type in python.

Question 46

What is the purpose of the finally block in exception handling?

It is used to define a final message.

It is used to clean up resources and is executed regardless of whether an exception was raised or not.

It is used to specify the type of exception to be raised.

It is used to suppress exceptions.

Question 47

How can you define a class variable in python?

By using the class keyword.

By defining it inside a method.

By defining it outside any method, but within the class.

By using the var keyword.

Question 48

What is a parameter in a function?

A variable declared inside a function.

A variable passed to a function when it is called.

A variable declared outside a function.

A variable that is not used in a function.

Question 49

What is a generator function in python?

A function that generates random numbers.

A function that generates a sequence of values lazily, one at a time.

A function that generates exceptions.

A function that generates strings.

Question 50

What is the purpose of the self parameter in a class method in python?

It refers to the class itself.

It is used to access class variables.

It refers to the current instance of the class.

It is used to define instance variables.

Name

Phone

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