TAMIL NADU PUBLIC SERVICE COMMISSION
                                                                                      SYLLABUS
                                                              KNOWLEDGE IN ACCESS TO COMPUTER
                                                                                  (Diploma Standard)
UNIT – I (FUNDAMENTALS OF COMPUTER)
Introduction to Computers – Classification of Computers – Types of
Computers – Basic Operations of a Computer – Hardware – Software,
Application and System Software – Data Representation, BCD (Binary Coded
Decimal), Alphanumeric Codes – Computer Languages.
UNIT – II (COMPUTER ORGANIZATION)
Basic Components of Computer – Input Units, Keyboard, Mouse, CD-ROM
Drive, Other Input Units – Output Unit, VDU (Visual Display Unit), Printer,
Other Output Unit – Input/output Units, Floppy Drive, Harddisk, CD-writer,
Magnetic Tape Drive – Central Processing Unit – Memory, Arithmetic and
Logic Unit, Control Unit.
UNIT – III (BASICS OF OPERATING SYSTEM)
Introduction – Features of OS (Operating System) – Types of Operating
System, Windows OS, Linux (Introduction) – Introduction to Windows –
Advantages – Working with Windows – Desktop – MS DOS Prompt – Starting
 

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