Lesson 1

• Search engine is a website where you are able to search anything that is interconnected to the internet.
• Web browsers connect you to the internet.
• You cannot search using the web browsers, we need websites/search engines.
• We type alphanumeric numbers using our keyboard.
• Network - Interconnection of two or more computers that has the ability to share data, information, and resources
• What are the parts of a computer?

  Monitor, Keyboard, Mouse, System Unit
• CPU is the brain of the computer, and is therefore inside the computer in the motherboard.
• Input - enter data or information
• Output - displays information 
• Storage Device - stores information
• ICT has 3 parts?

  Hardware, Software, Peoplewear
• Hardware - what you might see inside the System Unit. Physical system.
• Software - anything that you install inside your PC. (Operating systems)
• Peoplewear - Users of the computer.
• There are file extensions that serve their own purpose.
• Softwares is needed to open or access file extensions.
• What are the types of data?

  Alphanumeric data

  Audio data

  Video data

  Image data
• Alphanumeric Data - there are letters and numbers.
• Audio Data - sounds. (File name.file extension. Ex: Minnielove.mp3)
• Video Data - displays video.
• Image Data - composes what you see in the computer.
• Codec - is installed to be able to access files regardless of its file extensions. 
• The history of computers is rapidly changing and increasing the more we use it.
• Once I input it, it will convert it into a binary, then using electric current, the information will be displayed.
• OPAC contains the possible sources of information. The fiber optic cables or wires are underwater. 
• Input - something that we need.
• Output - what we want. 
• Verification - starts with the user
• Storing - process of storing/saving data.
• What are the devices in which you can store information?

  SD card, USB Flashdrive, Cloud/Google Drive