COMPUTERS AND OPERATING SYSTEMS

COMPUTERS AND OPERATING SYSTEMS

1. COMPUTER LANGUAGE

   • BINARY SYSTEM
     • BITS
     • ASCII CODE

2. SOFTWARE

   • APPLICATION SOFTWARE
   • OPERATING SYSTEM
     • FUNCTIONS
       • MANAGES THE MICROPROCESSOR
       • MANAGES THE MEMORY AND STORAGES SYSTEMS
       • PROVIDES AN INTERFACE OF WORKING ENVIROMENT
       • ALLOWS COMMUNICATIONS BETWEEN APPLICATIONS AND PERIPHERAL DEVICES
     • TYPES OF OPERATING SYSTEMS
       • MULTI-USER
       • MULTITASKING
       • NETWORK OPERATING SYSTEM
       • FREE AND OPEN-SOURCE SOFTWARE
     • MAIN OPERATING SYSTEMS
       • WINDOWS
       • MAC OS X
       • LINUX
   • MALICIOUS SOFTWARE

3. HARDWARE

   • POWER SUPPLY
   • MOTHERBOARD
     • SLOTS
     • IDE CONNECTOR
     • CHIPSET
     • INPUT/OUTPUT PORTS
   • MICROPROCESSOR
   • MEMORY
     • RAM MEMORY
     • CACHE MEMORY
     • ROM BIOS MEMORY
   • STORAGE DEVICES
     • MAGNETIC DISKS
     • OPTICAL DISCS
     • SOLID-STATE MEMORY
   • PERIPHERAL DEVICES
     • OUTPUT
     • INPUT

4. FUNCTIONS

   • INPUT OF DATA
   • OUTPUT OF DATA
   • STORING DATA
   • PROCESSING DATA

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