The Basics Of Technology

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The Basics of Technology

• PowerPoint Lesson 1

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The Kinds Of Computers

• There are essentially 4 categories of Computers

Servers Desktops
Laptops Portable Devices
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Servers

• One main-mast server
• Holds huge amounts of information
• Usually the center of a network
• Maintains integrity of attached/detached network
  computers
• Hold a little bit of data for each computer
• Controls the entire infrastructure
• Sometimes can be connected to via a Remote
  Desktop Connection

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Did You Know?

• The Internet is.
• Not one big server
• It is actually all of our computers hooked
  together by connections
• Not owned by one person
• All of us own it equally
• A connection to websites
• Every website is stored on a server somewhere.
  The only thing controlled by the government is
  the domain name (ex http//www.domainname.com)

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Desktops

• A desktop is.
• More commonly referred to as a Personal Computer
  (PC)
• A single computer that connects to a network
• A hardware group consisting of
• A Monitor (if included)
• A CPU
• A Keyboard
• A Mouse
• Smaller than a Server by far!

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Laptops

• A Laptop is
• A portable computer
• Smaller than a Desktop
• This makes its limiting factor weight and size
• Less capabilities for larger and better
  components
• More fragile
• Less upgrade capability
• Does not run off of a continuous AC power supply
• A device that connects to the internet via
  wireless adapter/card
• Usually combines mouse, keyboard, and monitor

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More Did You Know?

• An Adapter is a device that connects to a
  computer to give it extra functionality
• An Internet Connection
• A RJ-45 Connection (Wired Connection)
• Some extra hardware connection
• A Router is a device that intercept wireless
  pings (connection attempts) and (upon connection)
  transfers data to and from the connected device.
• Connection to the Internet can be achieved in
  the following ways
• Wireless Adapter ? Router ? Internet
• RJ-45 Connection ? Router or RJ-45 Outlet ?
  Internet
• Dial-Up ? Internet
• Dial-Up ? Modem (allows for greater speed) ?
  Internet
• Wireless Device ?Wireless Tower ? Internet

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Portable Devices

• Any device that utilizes basic input commands and
  gives out a result (output).
• Types of Portable Devices
• Cell Phones
• MP3 Players
• PDAs
• Walk and - Talkies
• Calculators
• Etc.
• Some of these devices can access the internet but
  others cannot
• To have internet Must have internal or external
  internet adapter
• Most Common Cell Phones

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Please Take the Quiz

• There is a brief quiz after this to see how much
  you learned. Please use it to your advantage.