2.1 Digital Investigations and Evidence.

  1. Digital Investigation comes in a picture when
    1. Digital technology is used to break law. | Installation of hidden CCTV camera to violate privacy
    2. Digital property became target of criminal. | Hacking CCTV case
    3. Digital system might have witnessed a crime | CCTV footage
  2. Digital Investigation is a process to develop and test hypothesis that answer question about digital events
  3. Digital Evidence :- A digital device which contains reliable information that supports a specific event.
  4. Digital Forensic Investigation :- Use of Science and Technology to analyze a digital object to built a hypothesis  
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2.3.2 Essential & Non-essential data

  • 1.1.3.3 Types of Sector Addresses
    Physical address is address of the sector with respect to start of physical media. One way of addressing was to mentioning plate number , tr...
  • 1.1.2.1 CPU & Machine Codes
    CPU Central processing unit or processor. Can process assigned job. but cant create job for itself. OS assigns job to CPU. CPU picks up inst...
  • 1.1.1.3 Strings and Encoding
    How computer stores sentence ? Computer does not know characters and symbols. Computer has a unique numerical value for a symbol. Computer k...