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, Compiler, 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, IOS.
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, and 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 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.
General Concepts:- Modular Approach, 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, Identifying minimum number of inputs required for output, Writing code to optimizing execution time and memory storage, step by step 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.