Graded Questions

Question 1

Which operator is used for exponentiation in python?

Question 2

What is the output of the following code snippet?

x = [1,2,3]
y = x
y[0] = 10
print(x[0])

Question 3

What is the output of the following code snippet?

x = 5
y =10
print(x > y)

True

False

Error

None of the above

Question 4

Which function is used to convert a string to lowercase in python?

to_lower()

lower()

str_lower()

case_lower()

Question 5

What is the output of the following code snippet?

my_tuple = (1, 2, 3, 4, 5)
print(my_tuple[1:3])

(1,2)

(2,3)

(2,3,4)

(1,2,3)

Question 6

How do you access the last element of a list in python?

list[0]

list[-1]

list[last]

list.get(-1)

Question 7

What is the purpose of the pass statement in python?

It is used to create a new function.

It is used to handle exceptions.

It is used to define an empty class.

It is used as a placeholder for code that will be added later.

Question 8

What does the ord () function do in python?

It returns the Unicode code point of a given character.

It converts a number to its ordinal form (e.g., 1st, 2nd).

It returns the absolute value of the number.

It returns the asc|| value of a given character.

Question 9

What is the output of the following code snippet?

a = [1, 2, 3]
b = a
b[0] = 5
print (a[0])

Question 10

How do you convert a string to an integer in python?

int(my_string)

my_string.integer()

to_int(my_string)

integer(my_string)

Question 11

What does the range()function return?

A list of numbers from 1to the specified number.

A list of number from 0 to the specified number (exclusive).

A list of numbers from 0 to the specified number (inclusive).

A list of numbers from the specified end (exclusive).

Question 12

What is python?

A high-level programming language.

A machine learning framework.

A database management system.

A markup language.

Question 13

What is the output of the following code snippet?

x = "Hello, World!"
print(x.upper())

hello, world!

Hello, World!

HELLO, WORLD!

Hello, world!

Question 14

What is the output of the following code snippet?

x = 5
y = 2
print(x ** y)

Question 15

Which of the following is a correct way to define a tuple in python?

tuple=()

tuple=[]

tuple={}

tuple=()

Question 16

What is the correct way to open a file in python for reading?

file=open(file.txt,w)

file=open(file.txt,r)

file=open(file.txt,a)

file=open(file.txt,rb)

Question 17

What is the output of the following code snippet?

x = 5
y = 2
print(x // y)

2.5

2.0

2.2

Question 18

What is the output of the following code snippet?

my_list = [1, 2, 3, 4]
print (my_list[2])

Question 19

How do you check if a value exists in a dictionary in python?

if value in my_dict

if my_dict.value()

if my_dict.contains(value)

if my_dict.has_value(value)

Question 20

What does the pop() method do for lists in python?

It remoyes the last element from the list.

It removes the first element form the list.

It removes the element at the specified index from the list.

It removes all elements from the list.

Question 21

What of the following is a correct way to define a function in python?

function add(a,b):

def add(a,b)

def add(a,b):

define add(a,b)

Question 22

How do you convert a list into a tuple?

tuple(my_list)

my_list.tuple()

my_list.to_tuple()

list(tuple)

Question 23

Which of the following is not a valid python variable name?

_my_var

123var

myVar

my_var

Question 24

Which of the following is a correct way to create a copy of a list in python?

new_list=old_list.copy()

new_list=old_list

new_list=list(old_list)

new_list=copy(old_list)

Question 25

What is the correct way to define an empty list in python?

empty_list=[]

empty_list=()

empty_list={}

empty_list=

Question 26

Which of the following data types is mutable in python?

int

str

tuple

list

Question 27

Which of the following is used to take user input in python?

input()

get_input()

user_input()

read()

Question 28

What is the output of the following code snippet?

x = "hello"
y = "world"
print(x + y)

HelloWorld

Hello+World

Error

Question 29

Which of the following is a correct way to define a class in python?

class MyClass

define class MyClass

Class MyClass

class MyClass

Question 30

What is the output of the following code snippet?

x = [1,2,3]
y = [4,5]
z = x + y
print(len(z))

Question 31

How do you remove an element from a set in python

set.remove(element}

set.remove(index)

set.pop(element)

set.delete(element)

Question 32

What is the purpose of the random module in python?

It provides functions for performing mathematical operations.

It allows you to work with dates and times.

It allows you to generate random numbers and data.

It provides networking capabilities.

Question 33

How do you define a set in python?

set={}

set=set()

set=[]

set=()

Question 34

What is the output of the following code snippet?

my_dict ={"a": 1. "b": 2, "c": 3}
print(len(my_dict))

Question 35

What is the output of the following code snippet?

x =10
y =20
x, y = y, x
print (x)

Question 36

What is the output of the following code snippet?

x = True
y = False
print(x and y)

True

False

Error

None of the above

Question 37

What is the output of the following code snippet?

my_list = [1,2,3,4,5]
print(my_list[-3])

Question 38

What is the purpose of the try andexcept blocks in Python?

They are used for looping over elements in a list.

They are used for defining functions.

They are used for error handing and catching exception.

They are used for defining classes.

Question 39

Which character is used for single-line comments in python?

Question 40

What is the output of the following code snippet?

my_string = "Hello, World!"
print(my_string[::2])

Hlo ol

HloWrd

Hello, World!

HlloWrd

Question 41

What is the output of the following code snippet?

x = 15
y = 2
print(x % y)

7.5

Question 42

What does the len()function do in python?

It returns the length of a string.

It returns the number of elements in a list.

It returns the size of a file.

It returns the sum of all elements in a list.

Question 43

What is the result of the expression?

2+3*5

Question 44

What is the output of the following code snippet?

my_string = "Hello, world!"
print (my_string[-1])

Question 45

What is the output of the following code snippet?

print (3 == 3.0)

True

False

Error

None of the above

Question 46

What is the output of the following code snippet?

my_set ={1, 2, 3, 4}
my_set.add(5)
print(my_set)

{1,2,3,4}

[1,2,3,4,5]

{1,2,3,4}

[1,2.3,4]

Question 47

What is the correct way to check if a key exists in a dictionary?

if key in my_dict

if my_dict.key()

if my_dict.contains(key)

if my_dict.has_key(key)

Question 48

What is the output of the following code snippet?

x = 10
y = 3
print(x / y)

3.3333

3.o

3.3333333333333335

Question 49

What is the output of the following code snippet?

x = "hello, world!"
print(x.split(","))

[Hello. World!]

Hello, World!

Hello World!

[Hello, World!]

Question 50

Which statement is used to exit from a loop in python?

exit

continue

break

end

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