Journal05   (Wednesday)

Web technology elements(components)

Hardware & Software

Network management

------ tool, accessment & measurement performance

Hardware --- physical, anything tangible(touchable)
                     are softwared.
                     standalone or server (give service)

computer

CPU --- chip, processor

              chip makers        Intel for IBM PC,                Motorola for Apple(MAC)
                                        8080                                   6800
                                        8088                                   68000
                                        80286(13 MHZ speed) 
                                        80386
                                        80486
                                        5 Pantium 

     Component of CPU
     CU -- control unit
     Register -- 16 bit, 32 bit, 64 bit
     ALU --- arithmatic logic unit

    Logic ---- truth table         OR, AND, XOR, NOT

Algorithm---- a method to solve problem

encription & decipher    ---- for security

byte --- a least addressible unit of memory