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6 Cards in this Set

  • Front
  • Back
development of computers
Abacus (500 BC)
Pascaline (1642)-Blaise Pascal
Punch cards(1801)-Joseph Jacquard
Difference Engine/Analytical Engine(1822)- Charles Babbage
First programmer-Ada Augusta Lovelace
Census Bureau (1890)-Herman Hollerith
who created the ENIAC?
Mauchly & Eckert. It was the first computer based entirely on vacuum tubes
First Generation 1951–1958
Vacuum tubes. UNIVAC I (1951)- First computer built for a data processing application. Punched cards. Machine language being replaced by assembly language. FORTRAN.
Second Generation 1959 – 1963
DEC introduced PDP-1 (1960)
First minicomputer
IBM began work on System 360 series(1961)
Magnetic tapes and disks
COBOL, Basic, and PL1
Third Generation 1964 – 1970
Integrated circuits
Circuits reside on a single chip
IBM introduced System 360 series (1964)
RPG and Pascal
Fourth Generation 1971-present
LSI and VLSI,many circuits on a single chip
Development microprocessor by Intel(1971)
MITS, Inc. –first commercially successful
microcomputer (1975)
Apple II (1977), Tandy’s TRS-80 (1979), IBM PC(1981)