Class 11th Computer Science Syllabus 2023-24

Here we provide the latest CBSE Class 11 Computer Science Syllabus 2023 24. You can also Download the new and revised CBSE Computer Science syllabus class 11 PDF. The present revised syllabus of class 11 Computer Science has been designed in accordance with National Curriculum Framework 2005. 

Computer Science is a scoring subject but needs a lot of practice and conceptual understanding of the topics. CBSE Computer Science syllabus class 11 helps you in understanding the important topics. We advise you to read the CBSE class 11 Computer Science syllabus 2022 23 carefully. Class 11th Computer Science syllabus also helps you in the preparation for competitive exams like IIT, AIEEE etc.

You may also like

CBSE Class 11th Computer Science Syllabus Pdf

Click here to download CBSE Class 11 Computer Science Syllabus Pdf

Class 11 Computer Science Syllabus-1
Class 11 Computer Science Syllabus-2
Class 11 Computer Science Syllabus-3
Class 11 Computer Science Syllabus-4

Class 11 Computer Science Syllabus 2023- 24 – Course Structure

Before you read the Class 11th Computer Science syllabus you have to understand the course structure to complete the Computer Science syllabus of class 11

Unit No.Unit NameMarksPeriods
TheoryPractical
1.Computer Systems and Organisation101010
2.Computational Thinking and Programming – 1458060
3.Society, Law and Ethics1520—
Total7011070

Class 11th Computer Science Syllabus 2023 24

11th class computer science Syllabus is given below

Unit I: Computer Systems and Organisation

  • Basic Computer Organisation: Introduction to a computer system, hardware, software, input device, output device, CPU, memory (primary, cache and secondary), units of memory (Bit, Byte, KB, MB, GB, TB, PB)
  • Types of software: system software (operating systems, system utilities, device drivers), programming tools and language translators (assembler, compiler & interpreter), application software
  • Operating system (OS): functions of the operating system, OS user interface
  • Boolean logic: NOT, AND, OR, NAND, NOR, XOR, truth table, De Morgan’s laws and logic circuits
  • Number system: Binary, Octal, Decimal and Hexadecimal number system; conversion between number systems.
  • Encoding schemes: ASCII, ISCII and UNICODE (UTF8, UTF32)

Unit II: Computational Thinking and Programming -1

  • Introduction to problem-solving: Steps for problem-solving (analysing the problem, developing an algorithm, coding, testing and debugging). representation of algorithms using flow chart and pseudo code, decomposition
  • Familiarization with the basics of Python programming: Introduction to Python, features of Python, executing a simple “hello world” program, execution modes: interactive mode and script mode, Python character set, Python tokens (keyword, identifier, literal, operator, punctuator), variables, the concept of l-value and r-value, use of comments
  • Knowledge of data types: number (integer, floating point, complex), boolean, sequence (string, list, tuple), none, mapping (dictionary), mutable and immutable data types
  • Operators: arithmetic operators, relational operators, logical operators, assignment operators, augmented assignment operators, identity operators(is, is not), membership operators(in, not in)
  • Expressions, statement, type conversion & input/output: precedence of operators, expression, evaluation of an expression, python statement, type conversion (explicit & implicit conversion), accepting data as input from the console and displaying output
  • Errors: syntax errors, logical errors, runtime errors
  • The flow of control: introduction, use of indentation, sequential flow, conditional and iterative flow control
  • Conditional statements: if, if-else, if-elif-else, flowcharts, simple programs: e.g.: absolute value, sort 3 numbers and divisibility of a number
  • Iterative statements: for loop, range function, while loop, flowcharts, break and continue statements, nested loops, suggested programs: generating pattern, summation of series, finding the factorial of a positive number etc
  • Strings: introduction, indexing, string operations (concatenation, repetition, membership & slicing), traversing a string using loops, built-in functions: len(), capitalize(), title(), lower(), upper(), count(), find(), index(), endswith(), startswith(), isalnum(), isalpha(), isdigit(), islower(), isupper(), isspace(), lstrip(), rstrip(), strip(), replace(), join(), partition(), split()
  • Lists: introduction, indexing, list operations (concatenation, repetition, membership & slicing), traversing a list using loops, built-in functions: len(), list(), append(), extend(), insert(), count(), index(), remove(), pop(), reverse(), sort(), sorted(), min(), max(), sum(); nested lists, suggested programs: finding the maximum, minimum, mean of numeric values stored in a list; linear search on a list of numbers and counting the frequency of elements in a list
  • Tuples: introduction, indexing, tuple operations (concatenation, repetition, membership & slicing), built-in functions: len(), tuple(), count(), index(), sorted(), min(), max(), sum(); tuple assignment, nested tuple, suggested programs: finding the minimum, maximum, mean of values stored in a tuple; linear search on a tuple of numbers, counting the frequency of elements in a tuple
  • Dictionary: introduction, accessing items in a dictionary using keys, the mutability of dictionary (adding a new item, modifying an existing item), traversing a dictionary, built-in functions: len(), dict(), keys(), values(), items(), get(), update(), del, clear(), fromkeys(), copy(), pop(), popitem(), setdefault(), max(), min(), count(), sorted(), copy(); 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 ‘ and using from statement, Importing math module (pi, e, sqrt, ceil, floor, pow, fabs, sin, cos, tan); random module (random, randint, and range), 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, preventing cybercrime
  • Cyber safety: safely browsing the web, identity protection, confidentiality, cyber trolls and bullying.
  • Safely accessing websites: malware, viruses, trojans, adware
  • E-waste management: proper disposal of used electronic gadgets
  • Indian Information Technology Act (IT Act)
  • Technology & Society: Gender and disability issues while teaching and using computers

Class 11 Computer Science Syllabus for Practical

S.No.Unit NameMarks (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 programs7
Viva voce3
3.Project (that uses most of the concepts that have been learnt See CS-XII for the rules regarding the projects)8

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 loop
Pattern-1Pattern-2Pattern-3
*1 2 3 4 5A
**1 2 3 4AB
***1 2 3ABC
****1 2ABCD
*****1ABCDE
  • Write a program to input the value of x and n and print the sum of the following series:
    • 1 + x + x2 + x3 + x4 +…xn
    • 1 – x + x2 + x3 + x4 – …xn
    • x + x2/2 + x3/3 + x4/4 + . . . . . xn / n
    • x + x2 / 2! + x3 / 3! + x4 / 4! + . . . . . xn / 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, and lowercase characters in the 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 event location with the elements at the odd location.
  • Input a list/tuple of elements, and search for a given element in the list/tuple.
  • Input a list of numbers and test if a number is equal to the sum of the cubes of its digits. Find the smallest and largest such number from the given list of numbers.
  • 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.

Reading Material to Cover 11th Class Computer Science Syllabus

  • NCERT Textbook for COMPUTER SCIENCE (Class XI)
  • Support Materials on the CBSE website.

Similar Posts