Class 11 Computer Science Sumita Arora Pdf Instant

playlist = ["Song A", "Song B", "Song C"] playlist.append("Song D") # user adds a track playlist.remove("Song B") # skip a track print("Now playing:", playlist[0]) Concept from Sumita Arora: Key-value pairs, adding/updating items.

movie_ratings["Fighter"] = 7.2 # new release print(movie_ratings) Concept from Sumita Arora: if-elif-else , for and while loops. class 11 computer science sumita arora pdf

comment = "This movie is amazing! #bollywood" if len(comment) > 280: print("Trim your review") if "#" in comment: print("Hashtag detected") Concept from Sumita Arora: List creation, indexing, append, remove, sorting. playlist = ["Song A", "Song B", "Song C"] playlist

movie_ratings = "Inception": 9.0, "Barbie": 7.5, "Oppenheimer": 8.8 pwd = input("Enter streaming account password: ") if

time = 21 # 9 PM mood = "tired" if time > 20 or mood == "tired": print("Switch on Netflix and dim lights") Concept from Sumita Arora: String indexing, slicing, len() , upper() , find() , isalpha() .

age = 16 if age < 18: print("Suggest 'U/A 13+' content only") else: print("Show all movies including adult") Concept from Sumita Arora: Cybercrime, passwords, phishing, privacy.

pwd = input("Enter streaming account password: ") if len(pwd) >= 8 and any(ch.isdigit() for ch in pwd): print("Strong password ✅") else: print("Weak password ❌ Use numbers + 8 chars") | Lifestyle Need | Chapter in Sumita Arora | What to focus on | |----------------|------------------------|------------------| | Automated lights/music | Boolean Logic | Truth tables, conditions | | Chat/comment filter | Strings | Slicing, find(), replace() | | Playlist manager | Lists | Append, remove, index | | Movie ratings DB | Dictionary | Key-value pairs | | Quiz or game | Loops & Conditions | While, break, if-else | | Password security | Cyber Safety | Length, digit, special char | Conclusion Sumita Arora’s Class 11 CS book is not just for theory exams—it’s a toolkit to build small, fun, practical projects that enhance your digital lifestyle and entertainment. Once you understand strings, lists, and logic, you can create your own music app, movie recommender, or home automation script using less than 50 lines of Python. “What you learn in Chapter 7 (Lists) today becomes your Spotify playlist tomorrow.”