CBSE : INFORMATICS PRACTICES/CS & AI

 #DICTIONARY PROJECT d = {} n = int(input("Enter no. of employees: ")) for i in range(n):         e_no = input("Enter employee number: ")         name = input("Enter name: ")         basic = float(input("Enter base salary: "))         hra = 8*basic/100         da = 5*basic/100         pf = 10*basic/100         netsal = basic+hra+da-pf         d[e_no] = [name, basic, hra, da, pf, netsal] while True:     print(f"\n{d}\n")     c = input("     ACTIONS\n1. Find net salary\n2. Find max salary\n3. Find whose basic salary is over 5000\n4. Assign respective designations\n5. Count employees in catergory\n6. Quit\nChoose your action: ")     co = 0     if c == "1":         e = input("Enter employee number to find net salary: ")         if e in...

  MYSQL NOTES  GRADE XII PFA LINK 1: MYSQL NOTES - 1 PFA LINK 2: MYSQL NOTES

  Python Dictionary   Link: https://drive.google.com/file/d/1RnzhyE3uBBx4zIuiklal5-lvFTzQxlJw/view?usp=drive_link

  DICTIONARY PROJECT Task: Create a Python program to manage a dictionary named Product with the following structure: Each entry in the dictionary should represent a product and include the following attributes: Product No (key) Name Category Quantity Cost Amount : Calculated as Cost * Quantity. Package Cost : Calculated based on the Category: Cosmetic : 8% of the cost. Electronic : 6% of the cost. Grocery : 5% of the cost. Other : Fixed cost of 300. Requirements : Write a menu-driven program to perform the following operations: a. Count all products belonging to a particular category (user-specified). b. Display the Product No, Name, and Amount for all products whose Amount exceeds 10,000. c. Calculate and display the average Amount for a user-specified category. d. Search for and display details of a product based on its Product No.  

  DICTIONARY PRACTICE QUESTIONS 1. Create a dictionary with the Rollno, Name and marks of students and display the name of students, who have scored marks above 75. Sol: # Input the number of students no_of_std = int(input("Enter number of students: ")) result = {} # Loop to enter details of each student for i in range(no_of_std):     print("Enter Details of student No.", i + 1)     roll_no = int(input("Roll No: "))           # Input Roll Number     std_name = input("Student Name: ")          # Input Student Name     marks = int(input("Marks: "))               # Input Marks     result[roll_no] = [std_name, marks]         # Store details in dictionary # Print the dictionary with all students' details print(result) # Display names of students who have got marks more than 75 print("Students who scored more than 7...

  PYPLOT ASSIGNMENT   1. #To plot list elements using Line Chart #in Python pyplot import matplotlib.pyplot as plt list2 = [1, 2, 3, 4, 5, 6, 7 ] plt.plot(list2) plt.ylabel('some numbers') plt.show() 2. a=[20,30,40,50] b=[2,4,6,8] plt.plot(a,b) plt.show() 3.#Program to plot frequency of marks using Line Chart  def fnplot(list1): plt.plot(list1) plt.title("Marks Line Chart") plt.xlabel("Value") plt.ylabel("Frequency") plt.show()     list1=[50,50,50,65,65,75,75,80,80,90,90,90,90] fnplot(list) 4.plt.plot([1,2,3,4],[1,4,9,16]) plt.show() 5. plt.plot([1,2,8,4],[1,4,9,16]) plt.title("First Plot") plt.xlabel(" X Label") plt.ylabel("Y Label") plt.show() 6. plt.figure(figsize=(4,4)) plt.plot([1,2,3,4],[1,4,9,16]) plt.title("First Plot") plt.xlabel(" X Label") plt.ylabel("Y Label") plt.show() 7. city=['del','mum','chandig','bang'] popu=[23456,5000,1876,1234]...

  GRADE XI  PYTHON DICTIONARY Python Dictionary is collection of elements where each element is a key-value pair. #CREATE DICTIONARY d={}    #EMPTY DICTIONARY print(d) #print(type(d))     #type of data #METHOD TO CREATE DICTIONARY dict= {} or d1 = dict() dict1={'mihir':'gurgaon','Agastya':'delhi','Palak':'GGN'} print(dict1) #insert data in Empty Dictionary D1={} D1[1]="ONE" D1[2]="TWO" D1[3]="THREE" D1[4]="FOUR" print(D1) #APENDING VALUES IN DICT dict1={'R':'Rain','B':'Ball','C':'Cat','T':'Tree','Age':15} dict1['Name']='Preeti' print(dict1) #UPDATING ELEMENTS IN A DICTIONARY dict1={'R':'Rain','B':'Ball','C':'Cat','T':'Tree','Age':15} dict1['Name']="RIYA" print(dict1) #TRAVERSING A DICTIONARY dict1={'R':'Rain'...