Jitendra Singh

List Manipulation in Python Class 11 Notes Welcome to the complete List Manipulation in Python — Class 11 Notes. Lists are the most widely used data structure in the CBSE Computer Science / Informatics Practices syllabus, and almost every board paper carries 3–4 marks directly from this chapter. These notes cover the complete CBSE syllabus … Read more

String data type in Python  Welcome to the complete String Data Type in Python — Class 11 Notes. Strings are one of the most important data types in Python and one of the most frequently tested topics in CBSE board exams. Every year you will find at least 2–3 questions on string indexing, slicing, and … Read more

Number Data Type in python Python Numbers Number data types store numeric values. Number objects are created when you assign a value to them. For example − var1 = var2 = 10 You can also delete the reference to a number object by using the del statement. The syntax of the del statement is − … Read more

What are variables in python Variables are nothing but reserved memory locations to store values. This means that when you create a variable you reserve some space in memory. Based on the data type of a variable, the interpreter allocates memory and decides what can be stored in the reserved memory. Therefore, by assigning different … Read more

What are Identifiers and Keywords in Python What are Identifiers in Python Python Identifiers A Python identifier is a name used to identify a variable, function, class, module or other object. An identifier starts with a letter A to Z or a to z or an underscore (_) followed by zero or more letters, underscores … Read more

Introduction Python is an interpreted language as its programs are executed by an interpreter. Thus, Python interpreter should be installed on the computer system to write and run Python programs. Python IDLE (Integrated Development and Learning Environment) provides two working modes-interactive mode (popularly known as Python shell) and script mode. The Python IDLE tool offers … Read more

Menu Driven Program to show various logical operation on List def search(): L = [] M = [] N= [ ] n = int(input(“enter how many elements “)) for i in range(n): x = int(input(“enter a number”)) L.append(x) f=0 x = int(input(“enter element to be searched “)) for i in range(n): if L[i]== x: f=1 … Read more

Menu Driven Program to implement all user defined functions of a list in Python   ch=’y’ L = [1,2,3,4,2,3,2,4,5,6,71,1,10,12] while ch == ‘y’ or ch==’Y’: print(“1. append in list”) print(“2. Insert in a list”) print(“3. Find length of list”) print(“4. To count occurence of an element”) print(“5. Extend a list”) print(“6. Find the sum of … Read more

Introduction to python Python may be a general-purpose interpreted, interactive, object-oriented, and high-level programming language . it had been created by Guido van Rossum during 1985- 1990. Like Perl, Python ASCII text file is additionally available under the GNU General Public License (GPL). This tutorial gives enough understanding on Python programing language . Why to … Read more