5 generations of computer
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The document describes the evolution of computer components across three generations from 1951 to 1974. The first generation used vacuum tubes for logic and punched cards for external storage. The second generation replaced vacuum tubes with transistors and used magnetic tape and disks. The third generation introduced integrated circuits using MOS technology and continued to use magnetic tape and disks while adopting C as a common programming language.
5 generations of computer
- 2. 5 MAIN MEMORY EXTERNAL PROGRAM- GENERA- LOGIC STORAGE MING TIONS ELEMENT DEVICES 1ST VACUUM Magnetic core Punched cards Machine Generation TUBES Language Assembly (1951-1958) Language 2nd TRANSISTORS Magnetic core Magnetic tape High-level Generation and disks Programming Languages (1959-1963) 3rd INTEGRATED MOS (Metal Magnetic tape C Programming Generation CIRCUIT Oxide and disks Language Semiconductor) (1963-1974)