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INTRO TO COMPUTERS

INTRO TO COMPUTERS. Different types of computers Binary data. The computer system. A computer system has three main components Do you know what they are?. Types of computers. Super Computers . More Types of computers. Mainframes. Types of computers. In 60s and 70s, most used mainframes

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INTRO TO COMPUTERS

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  1. INTRO TO COMPUTERS Different types of computers Binary data

  2. The computer system • A computer system has three main components • Do you know what they are?

  3. Types of computers • Super Computers

  4. More Types of computers • Mainframes

  5. Types of computers • In 60s and 70s, most used mainframes • In 70s and 80s most moved to PCs Altair 8800 1975 Xerox Alto 1974

  6. More types of Computers • Notebooks

  7. Types of computers • PDA – Personal Digital Assistants

  8. Second component to the Computer System --Software • Almost all software is “task oriented software” • What are some examples?

  9. Users use computers to process data • Def: Data– Distinct pieces of information, usually formatted in a special way • What do we mean by format? • How do we manage and store data?

  10. Binary Data • What are some kinds of data that a computer works with?

  11. Binary Data • Binary data is what HOW the data is represented. • Binary refers to 0s and 1s

  12. Binary Data • DEF: Binaryis a number system where there are only two unique digits: 0 and 1 • Why we use binary?

  13. Binary Data • Where you’ve heard of it before? • Where it came from?

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