History

[object Object],[object Object],[object Object],[object Object],[object Object],CSC 221: Computer Programming I Fall 2004

hardware vs. software ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

History of computing technology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 0: Mechanical Computers (1642-1945) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 0 (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 1: Vacuum Tubes (1945-1954) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 1 (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 2: Transistors (1954-1963) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 3: Integrated Circuits (1963-1973) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 4: VLSI (1973-1985) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Generation 5: Parallelism & Networking (1985-????) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],1,024 1984 235 1982 50 992,000 1992 313,000 1990 56,000 1988 5,089 1986 4 1969 3,000 3,212,000 1994 300,000 12,881,000 1996 4,279,000 36,739,000 1998 18,169,498 93,047,785 2000 33,082,657 162,128,493 2002 Web Servers on the Internet Computers on the Internet Year

[object Object],[object Object],[object Object],Evolution of programming: machine language 01111111010001010100110001000110000000010000001000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000001000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000001010000100000000000000000000000000000000000000000000110100000000000000000000000000000000000000000000101000000000000000100000000000000000010000000000101110011100110110100001110011011101000111001001110100011000010110001000000000001011100111010001100101011110000111010000000000001011100111001001101111011001000110000101110100011000010000000000101110011100110111100101101101011101000110000101100010000000000010111001110011011101000111001001110100011000010110001000000000001011100111001001100101011011000110000100101110011101000110010101111000011101000000000000101110011000110110111101101101011011010110010101101110011101000000000000000000000000000000000010011101111000111011111110010000000100110000000000000000000000001001000000010010011000000000000000010101000000000000000000000000100100100001001010100000000000000100000000000000000000000000000000000001000000000000000000000000101000000001000000000000000010001001000000010000000000000001000000010101000000000000000000000000100100100001001010100000000000000100000000000000000000000000000000000001000000000000000000000000101100000001000000000000000100001000000000000000000000100000000100000000000000000000000010000001110001111110000000001000100000011110100000000000000000000000000000000000000000000000000001001000011001010110110001101100011011110111011101101111011100100110110001100100001000010000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000100000000001111111111110001000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000001000000000011111111111100010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001100000000000000000000001100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000110000000000000000000000100000000000000000000000000001101000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000100010000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000010001100000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000101100000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000001101001000000000000000000000000000000000000000000000000000000000100100000010010000000000000000000000010000000000000000000000000011011100000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000001101000011001010110110001101100011011110010111001100011011100000111000000000000011001110110001101100011001100100101111101100011011011110110110101110000011010010110110001100101011001000010111000000000010111110101000101011111011100010111010001101111011001000000000001011111010111110110110001110011010111110101111100110111011011110111001101110100011100100110010101100001011011010101000001000110010100100011011101101111011100110111010001110010011001010110000101101101010111110101001000110111011011110111001101110100011100100110010101100001011011010000000001011111010111110110110001110011010111110101111100110111011011110111001101110100011100100110010101100001011011010101000001000011011000110000000001100101011011100110010001101100010111110101111101000110010100100011011101101111011100110111010001110010011001010110000101101101000000000110110101100001011010010110111000000000011000110110111101110101011101000000000000000000000000000000000000000000000000000000000000000000000000000

[object Object],[object Object],[object Object],[object Object],[object Object],Evolution of programming: assembly language gcc2_compiled.: .global _Q_qtod .section ".rodata" .align 8 .LLC0: .asciz "Hello world!" .section ".text" .align 4 .global main .type main,#function .proc 04 main: !#PROLOGUE# 0 save %sp,-112,%sp !#PROLOGUE# 1 sethi %hi(cout),%o1 or %o1,%lo(cout),%o0 sethi %hi(.LLC0),%o2 or %o2,%lo(.LLC0),%o1 call __ls__7ostreamPCc,0 nop mov %o0,%l0 mov %l0,%o0 sethi %hi(endl__FR7ostream),%o2 or %o2,%lo(endl__FR7ostream),%o1 call __ls__7ostreamPFR7ostream_R7ostream,0 nop mov 0,%i0 b .LL230 nop .LL230: ret restore .LLfe1: .size main,.LLfe1-main .ident "GCC: (GNU) 2.7.2"

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Evolution of programming: high-level language /** * This class can print "Hello world!" * @author Dave Reed * @version 8/20/04 **/ class Greeter { public Greeter() { } public void SayHello() { System.out.println(“Hello world!”); } }

Why Java? ,[object Object],[object Object],[object Object],[object Object],[object Object]

If you want to know more… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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