Month: May 2021

Unit-2: Computer Networks What is Computer Network? A computer network is a group of two or more interconnected computer systems, which share their data to each other. You can establish a computer network using either cable or wireless media.   Advantages of Computer Network: Resource Sharing Improved communication Reduced communication cost Centered storage   Elementary … Read more

Python Programs for printing pyramid patterns (Using for loop/ nested for loop)   Pattern-1 for i in range(1,6): for j in range(i): print(” * “, end = “”) print( ) Output: * * * * * * * * * * * * * * *   Pattern-2 for i in range(5,0,-1): for j in … Read more

Python while loop exercises for CBSE Computer Science   1- Python program to print First 10 Even numbers using while loop num = 2 while(num<=20): print(num) num = num + 2   Output: 2 4 6 8 10 12 14 16 18 20   2- Python program to print First 10 Odd numbers using while … Read more

What is tkinter in python? Tkinter is a standard GUI (Graphical User Interface) library for Python. It is a built-in module that comes with Python and allows programmers to create windows, dialogs, buttons, menus, and other GUI elements for their Python applications. Tkinter is based on the Tcl/Tk GUI toolkit, which was developed in the … Read more

Using of Datetime Library in python Class 11-12 Notes As python provides a large set of library, it also contains datetime library. This library displays the date in YYYY-MM-DD format. Python datetime module handles the extraction and formatting of date and time variables. All the attributes can be accessed using dot(.) operator with the date … Read more