Computer science topics

Computer science topics

1. Binary

   • Adding binary
   • overflow error
   • Logic gates
     • Truth tables
       • And
         • or
           • Not
   • Binary sound
   • Binary images
   • Converting binary
     • Converting hexadecimal
   • Bits
     • Bytes
       • Nibbles
         • Kilobytes

2. Compression

   • Lossless compression
     • Lossy compression
       • File types

3. Computer components

   • Secondary storage
     • Optical
     • solid state
     • Magnetic
   • CPU (centeral processing unit)
     • Cores (2,4,6,8)
     • Clock speed (MHZ)
     • Cache
     • Fetch, decode, exicute
   • Memory
     • ROM
     • RAM
       • Volatile
     • Virtual memory

4. Networks

   • Star and mesh network tapologies
   • Data packets
   • LAN's and WAN's
   • Hard ware needed
     • NIC
   • Peer to peer network tapologies
   • Protocols
   • Security
     • Encryption
     • Passwords
     • Firewalls
     • User access levels
     • Physical

5. Programing

   • Ethical , legal , cultural and environmenal
     • Algorythms
       • Variables
         • Data types
           • Selection, iteration and sequences

6. Operating systems

   • Multi tasking
   • User interface
   • Memory management
   • Peripheral management
   • Software
     • Open source and proprietary
     • Off the shelf and custom writen