Practicals

Practical 1: Personal Information

Aim: To print personal information like Name, Father's name, class, school name.

Code:

# Define personal information

name = "John"

Father_name = "Mr.Sam"

CLASS = "9 A"

School_name = "Presidency School"

# Print Personal information using print()

print("NAME =", name)

print("FATHER'S NAME =",Father_name)

print("CLASS =", CLASS)

print("SCHOOL NAME =", School_name)

Output:

NAME = John

FATHER'S NAME = Mr.Sam

CLASS = 9 A

SCHOOL NAME = Presidency School

Practical 2: Pattern Program

Aim: To print the following pattern using multiple print()

*

* *

* * *

* * * *

* * * * *

Code:

print("*")

print("*", "\t", "*")

print("*", "\t", "*", "\t", "*")

print("*", "\t", "*", "\t", "*", "\t", "*")

print("*", "\t", "*", "\t", "*", "\t", "*", "\t", "*")

Output:

*

* *

* * *

* * * *

* * * * *

Practical 3: Pattern Program

Aim: To find square of number 7

Code:

# Calculate the square of 7

a = 7

square = a*a

# Print the result

print("The square of 7 is ", square)

Output:

The square of 7 is  49

Practical 4: Sum of two numbers

Aim: To find the sum of two numbers 15 and 20

Code:

# Calculate the sum of 15 and 20

a = 15

b = 20

sum = a + b

# print the result

print(" The sum of 15 and 20 is", sum)

Output:

The sum of 15 and 20 is 35

Practical 5: Convert length

Aim: To convert length given in kilometers into meters.

Code:

#define the length in km

km = 5

# Convert the length to meters

m = km * 1000

# Print the result

print("The length in meters is: ", m)

Output:

The length in meters is:  5000

Practical 6: Tables

Aim: To print the table of 5 up to five terms.

Code:

# define the number for which we want the multiplication table

n = 5

print(n, 'x', 1, '=', n*1)

print(n, 'x', 2, '=', n*2)

print(n, 'x', 3, '=', n*3)

print(n, 'x', 4, '=', n*4)

print(n, 'x', 5, '=', n*5)

Output:

5 x 1 = 5

5 x 2 = 10

5 x 3 = 15

5 x 4 = 20

5 x 5 = 25

Practical 7: Simple Interest

Aim: To print the simple Interest

Code:

# Given Values

P = 2000

R = 4.5

T = 10

# Calculate Simple Interest

SI = (P*R*T)/100

# Print the result

print("The Simple Interest is: ", SI)

Output:

The Simple Interest is:  900.0

Practical 8: Area and Perimeter of a rectangle

Aim: To calculate area and perimeter of a rectangle.

Code:

# Reading length and breadth

length = int(input("Enter the length:"))

breadth = int(input("Enter the breadth:"))

# Calculate area

area = length * breadth

# Calculate perimeter

perimeter = 2*(length + breadth)

# Displaying results

print("Area of rectangle:", area)

print("Perimeter of rectangle:", perimeter)

Output:

Enter the length:5

Enter the breadth:4

Area of rectangle: 20

Perimeter of rectangle: 18

Practical 9: Area of a triangle with base and height

Aim: To calculate area of a triangle with base and height

Code:

# Read the base and height

b = int(input("Enter the base:"))

h = int(input("Enter the height:"))

# Calculate the area of the triangle

area = (b*h)/2

# Print the calculated area

print("Area =", area)

Output:

Enter the base:5

Enter the height:4

Area = 10.0

Practical 10: Calculate average marks of 3 subjects

Aim: To calculate average marks of 3 subjects

Code:

# Read 3 subject marks

m1 = int(input("Enter marks of English:"))

m2 = int(input("Enter marks of Science:"))

m3 = int(input("Enter marks of Maths:"))

Total = m1 + m2 + m3

average = Total // 3

print("Total marks:", Total)

print("Average:", average)

Output:

Enter marks of English:87

Enter marks of Science:98

Enter marks of Maths:76

Total marks: 261

Average: 87

Practical 11: Calculate surface area & volume of a cuboid

Aim: To Calculate surface area & volume of a cuboid

Code:

length = float(input("Enter the length of the cuboid: "))

width = float(input("Enter the width of the cuboid: "))

height = float(input("Enter the height of the cuboid: "))

# Surface area of a cuboid: 2(lw + lh + wh)

surface_area = 2 * (length * width + length * height + width * height)

# Volume of a cuboid: lwh

volume = length * width * height

# Print the results

print(surface_area)

print(volume)

Output:

Enter the length of the cuboid: 4

Enter the width of the cuboid: 5

Enter the height of the cuboid: 6

148.0

120.0

Practical 12: Check if a person can vote 

Aim: To check if a person can vote or not.

Code:

# Input age from the user

age = int(input("Enter your age: "))

# Check if the person is eligible to vote

if age >= 18:

    print("You are eligible to vote.")

else:

    print("You are not eligible to vote yet.")

Output:

Enter your age: 19

You are eligible to vote.

Practical 13: Check the grade of a student 

Aim: To check the grade of a student.

Code:

# Input marks from the user

marks = float(input("Enter your marks: "))

# Check the grade based on the marks

if marks >= 90:

    grade = 'A'

elif marks >= 80:

    grade = 'B'

elif marks >= 70:

    grade = 'C'

elif marks >= 60:

    grade = 'D'

elif marks >= 50:

    grade = 'E'

else:

    grade = 'F'

# Print the grade

print("Your grade is:", grade)

Output:

Enter your marks: 76

Your grade is: C

Practical 14: Check if the number is positive, negative or zero  

Aim: To Input a number and check if the number is positive, negative or zero and display an appropriate message .

Code:

# Input a number from the user

number = int(input("Enter a number: "))

# Check if the number is positive, negative, or zero

if number > 0:

    print("The number is positive.")

elif number < 0:

    print("The number is negative.")

else:

    print("The number is zero.")

Output:

Enter a number: -11

The number is negative.

Practical 15: Print natural numbers   

Aim: To print first 10 natural numbers.

Code:

# Loop to print the first 10 natural numbers

for i in range(1, 11):

    print(i)

Output:

1

2

3

4

5

6

7

8

9

10

Practical 16: Print even numbers 

Aim: To print first 10 even numbers .

Code:

# Loop to print the first 10 even numbers

for i in range(1, 11):

    print(i * 2)

             (OR)

for i in range(2, 21,2):

    print(i)

Output:

2

4

6

8

10

12

14

16

18

20

Practical 17: Print odd numbers   

Aim: To print odd numbers from 1 to n.

Code:

# Input the value of n from the user

n = int(input("Enter a number: "))

# Loop to print odd numbers from 1 to n

for i in range(1, n+1, 2):

    print(i)

               (OR)

for i in range(1, n+1):

    if i % 2 != 0:  # Check if the number is odd

        print(i)

Output:

Enter a number: 7

1

3

5

7

Practical 18: Print sum of natural numbers 

Aim: To print sum of first 10 natural numbers  .

Code:

# Initialize the sum variable

sum = 0

# Loop to add the first 10 natural numbers

for i in range(1, 11):

    sum = sum + i

# Print the sum

print("The sum of the first 10 natural numbers is:", sum)

Output:

The sum of the first 10 natural numbers is: 55

Practical 19: find the sum of all numbers stored in a list 

Aim: Program to find the sum of all numbers stored in a list .

Code:

# Define a list of numbers

L = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

# Initialize the sum variable

sum = 0

# Loop through the list and add each number to the sum

for i in L:

    sum = sum + i

# Print the sum

print("The sum of all numbers in the list is: ", sum)

Output:

The sum of all numbers in the list is:  55

Practical 20: Create a list in Python of children selected for science quiz with following names 

               Arjun, Sonakshi, Vikram, Sandhya, Sonal, Isha, Kartik 

Perform the following tasks on the list in sequence- 

• Print the whole list 

• Delete the name “Vikram” from the list 

• Add the name “Jay” at the end 

• Remove the item which is at the second position. 

Aim: Program to create a list and perform the above given task .

Code:

# Creating the list of children selected for the science quiz

quiz_children = ["Arjun", "Sonakshi", "Vikram", "Sandhya", "Sonal", "Isha", "Kartik"]

# 1. Print the whole list

print("Initial list:", quiz_children)

# 2. Delete the name “Vikram” from the list

quiz_children.remove("Vikram")

print("After removing Vikram:", quiz_children)

# 3. Add the name “Jay” at the end

quiz_children.append("Jay")

print("After adding Jay:", quiz_children)

# 4. Remove the item which is at the second position

del quiz_children[1]  # Second position is index 1

print("After removing the second item:", quiz_children)

Output:

Initial list: ['Arjun', 'Sonakshi', 'Vikram', 'Sandhya', 'Sonal', 'Isha', 'Kartik']

After removing Vikram: ['Arjun', 'Sonakshi', 'Sandhya', 'Sonal', 'Isha', 'Kartik']

After adding Jay: ['Arjun', 'Sonakshi', 'Sandhya', 'Sonal', 'Isha', 'Kartik', 'Jay']

After removing the second item: ['Arjun', 'Sandhya', 'Sonal', 'Isha', 'Kartik', 'Jay']

Practical 21: Create a list num = [23,12, 5, 9, 65, 44] 

• print the length of the list 

• print the elements from second to fourth position using positive indexing 

• print the elements from position third to fifth using negative indexing 

Aim: Program to create a list and perform the above given task .

Code:

# Creating the list of numbers

num = [23, 12, 5, 9, 65, 44]

# 1. Print the length of the list

print("Length of the list:", len(num))

# 2. Print the elements from second to fourth position using positive indexing

print("Elements from second to fourth position:", num[1:4])

# 3. Print the elements from position third to fifth using negative indexing

print("Elements from third to fifth position using negative indexing:", num[-4:-1])

Output:

Length of the list: 6

Elements from second to fourth position: [12, 5, 9]

Elements from third to fifth position using negative indexing: [5, 9, 65]

Practical 22: Create a list of first 10 even numbers, add 1 to each list item and print the final list. 

Aim: Program to create a list and perform the above given task .

Code:

# Creating a list of the first 10 even numbers

even_numbers = [0, 2, 4, 6, 8, 10, 12, 14, 16, 18]

# Creating an empty list to store the final results

final_list = []

# Using a simple for loop to add 1 to each item in the list

for num in even_numbers:

          final_list.append(num + 1)

# Printing the final list

print("Final list after adding 1 to each item:", final_list)

Output:

Final list after adding 1 to each item: [1, 3, 5, 7, 9, 11, 13, 15, 17, 19]

Practical 23: Create a list List_1 = [10, 20, 30, 40]. Add the elements [14,15,12] using extend function. Now sort the final list in ascending order and print it. 

Aim: Program to create a list and perform the above given task .

Code:

# Creating the initial list

List_1 = [10, 20, 30, 40]

# Adding the elements [14, 15, 12] using the extend function

List_1.extend([14, 15, 12])

# Sorting the final list in ascending order

List_1.sort()

# Printing the final sorted list

print("Final sorted list:", List_1)

Output:

Final sorted list: [10, 12, 14, 15, 20, 30, 40]