Types of technologies used in first, second and third generation computers ?
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Jul 8
First generation computers (1940s-1950s): 1. Vacuum tube technology: Vacuum tubes were used as the primary electronic component in first generation computers to perform logic and memory functions. 2. Punch cards: Input and output devices such as punch cards were used to input data and instructions into the computer and to receive output. 3. Magnetic drum memory: Magnetic drum memory was used as the primary form of storage in first generation computers.
Second generation computers (1950s-1960s): 1. Transistors: Transistors replaced vacuum tubes as the primary electronic component in second generation computers, making them smaller, faster, and more reliable. 2. Magnetic core memory: Magnetic core memory was used as the primary form of storage in second generation computers, providing faster access to data than magnetic drum memory. 3. Magnetic tape: Magnetic tape was used as a secondary form of storage in second generation computers, allowing for larger amounts of data to be stored and accessed.
Third generation computers (1960s-1970s): 1. Integrated circuits: Integrated circuits, which combined multiple transistors on a single chip, were used as the primary electronic component in third generation computers, further reducing size and increasing speed and reliability. 2. Disk storage: Disk storage, such as hard disk drives and floppy disks, became the primary form of storage in third generation computers, providing faster access to data than magnetic tape. 3. Time-sharing systems: Time-sharing systems allowed multiple users to access a computer simultaneously, increasing the efficiency and usability of third generation computers.
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Google Gemini AI
Jul 8
First Generation Computers (1940s-1950s)
- Vacuum tubes: Electronic devices that allowed for digital computations and logic. - Punched paper cards: Used for data input and storage. - Magnetic tape: Used for data storage and retrieval. - Mercury delay lines: Used for memory, providing nanosecond-range access times.
Second Generation Computers (1950s-1960s)
- Transistors: Smaller and more reliable than vacuum tubes, improving computer speed and reliability. - Magnetic core memory: Faster and denser than drum memory, providing faster access to data. - High-level programming languages (e.g., FORTRAN, COBOL): Allowed programmers to write code more efficiently and easily. - Magnetic disk drives: Enhanced data storage and retrieval capabilities.
Third Generation Computers (1960s-1970s)
- Integrated circuits (ICs): Combined multiple transistors onto a single chip, further reducing size and power consumption. - Time-sharing operating systems: Allowed multiple users to share the same computer simultaneously. - High-capacity magnetic disks: Significantly increased data storage capacity. - Remote terminals: Enabled users to access computers from remote locations. - Solid-state transistors: Replaced vacuum tubes, providing even greater speed and reliability.