Page 11 - Computer Science V2.0 Class 11

Dictionary: introduction, accessing items in a dictionary using keys, mutability of a dictionary (adding a new term, modifying an
existing item), traversing a dictionary, built-in functions/methods—len(), dict(), keys(), values(), items(), get(), update(), del(), del,
clear(), fromkeys(), copy(), pop(), popitem(), setdefault(), max(), min(), sorted(); Suggested programs: count the number of times a
character appears in a given string using a dictionary, create a dictionary with names of employees, their salary and access them.
Introduction to Python modules: Importing module using 'import <module>' and using from statement, importing math module
(pi, e, sqrt(), ceil(), floor(), pow(), fabs(), sin(), cos(), tan()); random module (random(), randint(), randrange()), statistics module
(mean(), median(), mode()).
Unit III: Society, Law and Ethics
Digital Footprints
Digital Society and Netizen: net etiquettes, communication etiquettes, social media etiquettes
Data Protection: Intellectual property rights (copyright, patent , trademark), violation of IPR (plagiarism, copyright infringement,
trademark infringement), open source software and licensing (Creative Commons, GPL and Apache)
Cyber Crime: definition, hacking, eavesdropping, phishing and fraud emails, ransomware, cyber trolls, cyber bullying
Cyber safety: safely browsing the web, identity protection, confidentiality
Malware: viruses, trojans, adware
E-waste management: proper disposal of used electronic gadgets.
Information Technology Act (IT Act)
Technology and society: Gender and disability issues while teaching and using computers
4. Practical
S.No Unit Name Marks (Total=30)
1. Lab Test (12 marks)
Python program (60% logic + 20% documentation + 20% code quality) 12
2. Report File + Viva (10 marks)
Report file: Minimum 20 Python programs 7
Viva voce 3
3. Project (that uses most of the concepts that have been learnt) 8
5. Suggested Practical List
Python Programming
Input a welcome message and display it.
Input two numbers and display the larger / smaller number.
Input three numbers and display the largest / smallest number.
Generate the following patterns using nested loops:
Pattern-1 Pattern-2 Pattern-3
* 12345 A
** 1234 AB
*** 123 ABC
**** 12 ABCD
***** 1 ABCDE
Write a program to input the value of x and n and print the sum of the following series:
1 + x + x + x + x + ... x n
4
3
2
1 – x + x – x + x – ... x n
2
4
3
x 2 x 3 x 4 x n
x + 2 + 3 + 4 + ... n
x 2 x 3 x 4 x n
x + 2! + 3! + 4! + ... n!
Determine whether a number is a perfect number, an Armstrong number or a palindrome.
Input a number and check if the number is a prime or composite number.
Display the terms of a Fibonacci series.
Compute the greatest common divisor and least common multiple of two integers.
Count and display the number of vowels, consonants, uppercase, lowercase characters in string.
Input a string and determine whether it is a palindrome or not; convert the case of characters in a string.
Find the largest/smallest number in a list/tuple.
Input a list of numbers and swap elements at the even location with the elements at the odd location.
Input a list/tuple of elements, search for a given element in the list/tuple.
Create a dictionary with the roll number, name and marks of n students in a class and display the names of students who have marks
above 75.

(ix)