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Computer science and programing (Information representation with computers…

- - - - develop computers
    - - develop processes to
        
        create
        
        describe
        
        transform information
    - - electronic machine that accept input data to do operations and provide output (PROGRAM)
    - - solve problems with computers
    - - acquisition from input devices
      - representation
      - transformation
      - storage
      - transmission
    - - high speed
      - computation power
      - huge capacity for storing
      - networking
    - - hardware
      - software
    - - supercomputers
        
        intense scientific/technical
      - high-performance serves
        
        access t olarge datasets
      - basic servers
        
        multi-uset
      - personal computers
      - mobile computers
  - - - vacuum tubes
      - machine language
      - data sotorage in puched machines
      - heavy and big
      - applications: military/scientific
    - - transistors
      - first high-level programming languages
      - alpha iron memories are used
      - smaller, more relible, fasters
      - applicatión: + administrative/management
    - - integrated circuits
        
        porwer requirements and prize
        
        reliability
      - precessing speed
      - operating systems
      - different programs in different models
      - soft disks
    - - microoprocessor
      - electronic memories
      - computation power/speed
      - new
        
        hardware
        
        software C, C++
    - - personal computers
      - network
      - ultra-portable
      - artificial intelligence
- - - - numerical
      - alphabetical
      - alphanumerical
      - imagages
  - - - 8bit
  - - - data is sampled, ecoded
      - quality of the reconstructed signal
        
        samples per second
        
        bits used to encode each sample
      - information lost
- - - - sequence of instructions to solve a problem in a finite time
      - precise and univocal
      - finite
      - correct
      - optimal
    - - set of orders
      - preciese and univocal
      - finite
      - correct
      - optical
    - - set of orfers written in a programming language that are provided to the computer to develop a task
      - implements an algoritm
      - encompasses
        
        program data
        
        expressions
        
        instructions
  - - - flow diagrams