CBSE Class 11 Computer Science Syllabus 2020 | New Syllabus PDF

CBSE-Class-11-Computer-Science-SyllabusCBSE Class 11 Computer Science Syllabus: By studying Computer Science in 11, you will have a better base on the subject. It will also help to score a better mark in the 11th board exam and also helpful for further higher study in Computer Science.

With the latest CBSE Class 11 Computer Science Syllabus, you will get to know the chapters and concepts to be covered in all topics. It will also let you know the weightage in various topics for the board exam. You should have a depth concept in every topic of Class 11 Computer Science to score better marks Syllabus of computer science class 11 CBSE 2020-21 Exam.

In this article, you can check the detailed CBSE Class 11 Computer Science Syllabus for better preparation.

CBSE Class 11 Computer Science Syllabus 2020

Computer Science is the study of computer technology, both hardware, and software. However, computer science is a diverse field. It has a great scope across the world. CBSE updates the Class 11 syllabus almost every year to provide the most updated curriculum to students. To prepare correctly for CBSE Class 11 Computer Science board exam, you must have the latest syllabus along with books and other study materials.

You should have depth concepts on the subject to score better marks. Based on the score in CBSE Class 11, you can get admission to the better institute for higher education.

CBSE updates the Class 11 syllabus every year to provide the most updated curriculum to students.

Latest CBSE Class 11 Computer Science Syllabus

The syllabus is divided into four units: (i) Computer Fundamentals, (ii) Programming Methodology, (iii) Introduction to Python/C++, and (iv) Programming with Python/C++.

CBSE 11th Computer Science Exam Structure

Unit Title Marks
1. Computer Fundamentals 10
2. Programming Methodology 12
3. Introduction to Python/C++ 18/14
4. Programming with Python/C++ 30/34
Total 70

Unit 1: Computer Fundamentals

Classification of computers: basics of computer and its operation; functional components and their interconnections, concept of booting.

Software concepts: Types of Software – system software, utility software and application software

System Software: Operating system, complier, interpreter and assembler

Operating System: Need for operating system, functions of operating system (processor management, memory management, file management and device management), types of operating system-interactive (GUI based), time sharing, real time and distributed, commonly used operating system: UNIX, LINUX, Windows, Solaris, BOSS (Bharat Operating System Solutions); Mobile OS – Android, Symbian.

Utility Software: Anti Virus, File Management tools, Compression tools and Disk Management tools (Disk Cleanup, Disk Defragmenter, Backup).

Open Source Concepts: Open source software, freeware, shareware, proprietary software.

Application Software: Office tools – word processor, presentation tool, spreadsheet package, database management system; domain specific tools – school management system, inventory management system, payroll system, financial accounting, hotel management, reservation system and weather forecasting system.

Number System: Binary, octal, decimal, hexadecimal and conversion between two different number systems.

Internal Storage encoding of Characters: ASCII, ISCII (Indian Scripts Standard Code for Information Interchange), and UNICODE (for multilingual computing)

Microprocessor: Basic concepts, Clock speed (MHz, GHz), 16 bit, 32 bit, 64 bit, 128 bit processors; Types – CISC Processors (Complex Instruction Set Computing), RISC Processors (Reduced Instruction Set Computing), and EPIC (Explicitly Parallel Instruction Computing).

Memory Concepts: Units: Byte, Kilo Byte, Mega Byte, Giga Byte, Tera Byte, Peta Byte, Exa Byte, Zetta Byte, Yotta Byte.

Primary Memory: Cache, RAM, ROM

Secondary Memory: Fixed and Removable storage – Hard Disk Drive, CD/DVD Drive, Pen Drive, Blue Ray Disk.

Input Output Ports/ Connections: Serial, Parallel and Universal Serial Bus, PS-2 port, Infrared port, Bluetooth, Firewire.

Unit 2: Programming Methodology

General Concepts: Clarity and simplicity of expressions, Use of proper names for identifiers, comments, indentation; documentation and program maintenance; running and debugging programs, syntax errors, run-time errors, logical errors

Problem solving methodologies: Understanding of the problem, solution for the problem, breaking down solution into simple steps (modular approach), identification of arithmetic and logical operations required for solution; control structure- conditional control and looping (finite and infinite).

Problem Solving: Introduction to algorithms/flowcharts.

Unit 3: Introduction to Python

Getting Started: Introduction to Python – an integrated high level language, interactive mode and script mode. Data types –Number (Integer – boolean, decimal, octal, hexadecimal; Floating point; Complex), none, Sequence (String,Tuples, List ) Sets, Mapping.

Mutable and Immutable Variables

Variables, Expressions and Statements: Values, Variables and keywords; Operators and Operands in Python: (Arithmetic, relational and logical operators), operator precedence, Expressions and Statements (Assignment statement); Taking input (using raw_input() and input()) and displaying output (print statement); Putting Comments.

Functions: Importing Modules (entire module or selected objects), invoking built in functions, functions from math module (for example, ceil, floor, fabs, exp, log, log10, pow, sqrt, cos, sin, tan, degrees, radians), using random() and randint() functions of random module to generate random numbers, composition.

Defining functions, invoking functions, passing parameters (default parameter values, keyword arguments), scope of variables, void functions and functions returning values, flow of execution

Conditional constructs and looping: if else statement while, for (range function), break, continue, else, pass, nested if, nested loops, use of compound expression in conditional and looping construct.

Unit 4: Programming with Python

Strings: Creating, initialising and accessing the elements; string operators: +, *, in, not in, range slice [n:m]; comparing strings using relational operators; String functions & methods: len, capitalize, find, isalnum, isalpha, isdigit, lower, islower, isupper, upper, lstrip, rstrip, isspace, istitile, partition, replace, join, split, count, decode, encode, swapcase, String constants, Regular Expressions and Pattern Matching

Lists: Concept of mutable lists, creating, initializing and accessing the elements, traversing, appending, updating and deleting elements, composition, lists as arguments

List operations: joining, slicing, + , * , in , not in

List functions and methods: len( ), insert( ), append( ), extend( ), sort( ), remove( ), reverse( ), pop( ), list( ), count( ), extend( ), index( ), cmp( ), max( ), min( )

Dictionaries: Concept of key-value pair, creating, initialising and accessing the elements in a dictionary, traversing, appending updating and deleting elements

Dictionary Functions and methods: cmp( ), len( ), clear( ), get( ), has_key( ), items( ), key( ), update( ), values( ), pop( ), fromkeys( ), dict( )

Tuples: Immutable concept, creating, initialising and accessing elements in a tuple, Tuple assignment, Tuple slices, Tuple indexing,

Tuple Functions: cmp(), len(), max(), min(), tuple(), index(), count(), sum(), any(), all(), sorted(), reversed()

Unit 3: Introduction To C++

Getting Started: C++ character set, C++ Tokens (Identifiers, Keywords, Constants, Operators,), Structure of a C++ Program (include files, main function), Header files – iostream.h, iomanip.h, cout, cin; use of I/O operators (<<and>>), Use of endl and setw ( ), Cascading of I/O operators, compilation , Error Messages; Use of editor, basic commands of editor, compilation, linking and execution.

Data Types, Variables and Constants: Concept of Data types; Built-in Data types: char, int, float and double; Constants: Integer Constants, Character constants – \n, \t, \b), Floating Point Constants, String Constants; Access modifier; Variables of built-in-datatypes, Declaration/Initialization of variables, Assignment statement, Type modifier: signed, unsigned, long

Operator and Expressions: Operators: Arithmetic operators (-,+,*,/,%),Assignment operator(=),C++ shorthands (+=,- =,*=,/=,%=) Unary operator (-), Increment(++) and Decrement (–) Operators, Relation operator (>,>=,<=,=,!=), Logical operators (!,&&,II),Conditional operator; Precedence of Operators; Automatic type conversionin expressions, Type casting;

Unit 4: Programming In C++

Flow of control: 

Conditional statements: if else, Nested if,,, break statement (to be used in only); Loops: while, do – while, for and Nested loops

Inbuilt Functions

  • Standard input/output functions – stdio.h: gets ( ), puts ( )
  • Character Functions – Ctype.h: isalnum ( ), isalpha ( ),isdigit ( ), islower ( ), isupper ( ), tolower ( ), toupper ( )
  • String Function – string.h: strcpy ( ), strcat ( ), strlen ( ), strcmp ( ), strcmpi ( ), strev ( ),strlen ( ), strupur ( ), strlwr ( )
  • Mathematical Functions – math.h: fabs ( ), pow ( ), sgrt ( ), sin ( ), cos ( ), abs ( )
  • Other Functions – stdlib.h: randomize ( ), random ( )

Introduction to user-defined function and its requirements.

Defining a function; function prototype, Invoking/calling a function, passing arguments to function, specifying argument data types, default argument, constant argument, call by value, call by reference, returning values from a function, scope rules; local and global variables.

Relating to Parameters and return type concepts in built-in functions.

Structured Data Type:

Arrays: Introduction to Array and its advantages.

One Dimensional Array: Declaration/initialization of One-dimensional array, inputting array elements, accessingarray elements, manipulation of array elements (sum of elements, product of elements, average of elements, linear search, finding maximum/minimum value)

Declaration / Initialization of a String, string manipulations (counting vowels/ consonants/ digits/ special characters, case conversion, reversing a string, reversing each word of a string

Two-dimensional Array: Declaration/initialization of a two-dimensional array,inputting array elements accessing array elements, manipulationof array elements (sum of row element, column elements, diagonal elements, finding maximum / minimum values)

User-defined Data Types: Introduction to user defined data types.

Structure: Defining a Structure, declaring structure variables,accessing structure elements, passing structure to functions as value and reference, function returning structure, array of structure

Defining a symbol name using typedef keyword and defining a macro using #define preprocessor directive.

Download the latest CBSE Class 11 Computer Science Syllabus below.

Other Important Links Related to CBSE 11th Computer Science

Here you can check links to various study materials related to the 11th Computer Science

CBSE NCERT Textbook For Class 11 Computer Science 2020 PDF

Computer Science is an important subject in Class 11. The book has multiple benefits from class 11 exam preparation to exam preparation for various higher studies in the computer science field.

Here you can download NCERT Textbook for Class 11 Computer Science.

We have covered the detailed guide on CBSE Class 11 Computer Science Syllabus. Feel free to ask any questions related to CBSE Class 11 Computer Science Syllabus in the comment section below.

FAQ: CBSE Class 11 Computer Science Syllabus

Is computer science hard in class 11?

CBSE Class 11 Computer Science Syllabus is definitely easier than its counterparts like Maths, Physics, and Chemistry

What is the CBSE Class 11 Computer Science Syllabus?

You can refer to the above article to get the detailed CBSE Class 11 Computer Science Syllabus.

How many units are there in the CBSE Class 11 Computer Science Syllabus?

There are 4 units in the CBSE Class 11 Computer Science Syllabus.

How many chapters are there in a CBSE Class 11 Computer Science Syllabus?

As there are 4 units in 11th class computer including 38 chapters.

Is CBSE Class 11 Computer Science Syllabus involves a lot of math?

Studying Computer Science or Computer Engineering involves a lot of math, but this is not really necessary on the field.

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