Emtech

• Cyber World


  Also known as Cyberspace, is virtual in nature and unbounded unlike our physical environment
• Cyber World


  • Virtual self - a digital representation of humans to interact in virtual world
  • Source of information - data that are available to anyone as long as they have an internet connection
  • Social interaction - digital socialization using chat, blogs, vlogs, games
• Tools for Social Interaction

  • Facebook
  • Instagram
  • Twitter
  • Online Games (ML, COD)
  • Tumblr
• Hacking


  Stealing and accessing private information of organization such as government system, etc.
• Identity Theft


  The act of stealing important information from the target user by accessing online accounts such as bank accounts, etc.
• Internet Predators


  Individuals who lure children/teens to engage in sexual acts or relationship online
• Malicious Software


  Also known as malware and is created to destroy computer systems
• Cyber bullying


  An online act of online humiliation and / or threats that is done by children and teenagers
• Types of Malware

  • Virus
  • Ransomware
  • Worms
  • Trojan
  • Spyware
  • Adware
  • Ransomware
  • Fileless malware
• Netiquette


  Proper behavior in cyberspace
• Core rules of Netiquette according to Virginia Shea

  • Remember the Human
  • Adhere to the same standards of behavior online that you follow in real life
  • Know where you are in cyberspace
  • Respect other people's time and bandwidth
  • Make yourself look good online
  • Share expert knowledge
  • Help keep flame wars under control
  • Respect other people's privacy
  • Don't abuse your power
  • Be forgiving of other people's mistakes
• Online Research


  A method that involves the collection of information from the internet
• Advantages of Online Research

  • Easy access to large information
  • Acquire diverse information in different formats
  • Save time when researching online
  • Get up-to-date and relevant information
  • Reduce the cost of conducting research
• Disadvantages of Online Research

  • May encounter inconsistent information
  • It's hard to determine if sources are reliable
  • May be charged with payment
  • May find it difficult to locate information
  • May risk online security and privacy
• Simple Search Process


  1. Clarity

  2. Search

  3. Delve

  4. Evaluate

  5. Cite
• Excel

  A spreadsheet software used to input and analyze data, part of the Microsoft Office suite
• Parts of an Excel Document

  • Quick access toolbar
  • Ribbon
  • Name box
  • Formula bar
  • Cell
  • Row (#)
  • Column (Letter)
  • Status bar
  • Spreadsheet tab
  • Scroll bar
• Different Tabs in Excel


  • File tab
  • Home tab
  • Insert tab
  • Draw tab
  • Page layout
  • Formula tab
  • Data tab
  • Review tab
  • View tab
• Formulas


  Work like normal arithmetic operations but the equal sign (=) must be entered first before other values
• Functions


  Specialized operations with assigned names of actions that use formulas and return values