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Grade 10 - Computer History

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schoolstudycanada's version from 2017-06-25 03:25

Zero'th generation

Question Answer
Ancient methods of calculation- Finger Multiplication
- Abacus (looks like baby bead toy)
- Napiers Bones
Four early mechanical calculating machines
How did Pascals Gears work?
What did Jacquards Loom use?Punch cards
Why was Babbage's machine never built?
memorize

First Generation Computer

Question Answer
First generation computer- Used vacuum tubes as logic component
- Punched cards were used as input and output
- internal storage on magnetic drum
- programming done in machine language (also assembly)
memorize

Second Generation Computer

Question Answer
Second generation computer- Transistors used as logic component
- core memory replaced magnetic drum
- introduced supercomputers
- introduced high-level programming languages
- allowed for modular design
memorize

Third Generation Computer

Question Answer
Third generation computer- Integrated Circuits as logic component
- allowed time sharing
- offered users upward compatibility
- introduction of mini-computers
- installation of OS's
- development of programming languages that were more user friendly
memorize

Fourth Generation

Question Answer
Fourth generation computer- Microprocessors as logic component
- Replaced core-memory with semi-conductor memory
- development of software industry
- development of user friendly programming languages
VLSIAmount of space required for computer circuitry --DEFINE BETTER--
memorize

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