Computer Science

CBSE Class 9 Computer Applications Syllabus 2024: The syllabus consists of four units: (i) Basics of Information Technology (ii) Cyber safety (iii) Office Tools (iv) Lab Exercises. Exam Structure: CBSE Class 9 Computer Applications Syllabus 2024 Unit Name Marks 1 Basics of Information Technology 20 2 Cyber Safety 15 3 Office …

Chapter Name: Flow of Control [Chapter 04] Class: 11th Subject: Computer Science 4.1 Decision Making & Branching: Ch 04 – Flow 0f Control Flow of Control: Decision making is about deciding the order of execution of statements based on certain conditions. Decision structures evaluate multiple expressions which produce TRUE or FALSE …

Chapter Name: Data Handling [Chapter 03] Class: 11th Subject: Computer Science 3.1 Data Types in Python: Ch 03 – Data Handling Data Handling: Python has Two data types: Primitive Data Type (Numbers, String) Collection Data Type (List, Tuple, Set, Dictionary) 1. Primitive Data Types: a. Numbers: Number data types store …

Chapter Name: Dictionary in Python [Chapter 08] Class: 11th Subject: Computer Science 9.1 Introduction: Dictionary in Python Definition – Dictionary in Python: Dictionary in Python is a collection of elements which is unordered, changeable and indexed. Dictionary has keys and values. Doesn’t have index for values. Keys work as indexes. …

Chapter Name: Tuple in Python [Chapter 08] Class: 11th Subject: Computer Science 8.1 INTRODUCTION: Tuple in Python Tuple is a collection of elements which is ordered and unchangeable (Immutable). Immutable means you cannot change elements of a tuple in place. Allows duplicate members. Consists the values of any type, separated …

Chapter Name: List in Python [Chapter 07] Class: 11th Subject: Computer Science 7.1 Introduction: List in Python List is a collection of elements which is ordered and changeable (mutable). Allows duplicate values. A list contains items separated by commas and enclosed within square brackets ([ ]). All items belonging to …

Chapter Name: String in Python [Chapter 06] Class: 11th Subject: Computer Science 6.1 Introduction: String in Python Definition – String in Python: Sequence of characters enclosed in single, double or triple quotation marks. Basic of Strings: Strings are immutable in python. It means it is unchangeable. At the same memory …

Chapter Name: Function in Python [Chapter 05] Class: 11th Subject: Computer Science 5.1 Definition: Function in Python Functions are the subprograms that perform specific task. Functions are the small modules. 5.2 Types of Functions: There are two types of functions in python: Library Functions (Built in functions) Functions defined in …

School Name: Himalaya Public School, Sector 13, Rohini, Delhi 110085 India Class: 12th Standard (CBSE) Subject: Computer Science Time Duration: 01 Hours Maximum Marks: 30 Date:  04 / 07 / 2022 General Instructions: 12th Class Computer Science Pre-Mid Exam 2022-23 All questions are compulsory Give examples wherever possible Question 01: …

Chapter Name: Python Fundamentals [Chapter 02] Class: 11th Subject: Computer Science 2.1 Python Character Set: Ch 02 – Python Fundamentals It is a set of valid characters that a language recognize. Letters: A – Z, a – z Digits: 0-9 Special Symbols Whitespace 2.2 Tokens Token: Smallest individual unit in …