Chapter 2

    Cards (11)

    • A network consists of two or more computers that are linked in order to share resources (such as printers and CDs), exchange files, or allow electronic communications.
    • facts provided or learned about something or someone.
    • Common file types -
      DOCs, PDFs, TXTs, GIFs, JPEGs, PNGs, MP4s, MP3s, ZIPs
    • Knowledge -
      Facts, information, and skills acquired through experience. Lessons learned 
    •  
      Factors that tell us about the Quality of data
      Age, Quantity, Reliability, Source, Format
    • data capturing -
      1. the action or process of gathering data, especially from an automatic device, control system, or sensor.
    • Examples of Data capturing tools: Data collection forms, surveys, questionnaires, interviews, observations, focus groups, and ethnography
    • How we can validate Data
      • Perform calculations to confirm findings. 
      • Check if the data entered by entering it twice. 
      • Check if the data is sensible (Check if data makes sense from real world experience)
    • File property is essential information about files like the author and the time it was created
    • Leo's top 3 movies are Argylle, Tarot and Beekeeper
    • Data errors and how we can overcome them. 
      • Human error in data entry: Double entry. 
      • Relying on unreliable data: Make sure the data is trustworthy. 
      • Bad data collection: Improve data collection. 
      • Corrupt data: (Malware, hard drive failures): Backup of the data.