2357: Theory Topic 5 Desktop and Laptop Computers

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2357 Theory Topic 5Desktop and Laptop Computers
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What I need To Learn

• Describe the difference between portable and
  desktop computers.

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Computer Types

• Desk top computers are often found in an office,
  home or at school,
• They have separate monitors, keyboards and mice,
• Generally desktop computers are not moved about,
• Need to be plugged into the mains to use.
• Laptop or notebook computers are used by people
  on the move,
• They are compact and the monitor, keyboard and
  mouse are built in.
• They dont need a permanent power supply as often
  have a battery,

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Desktop Advantages

• Cheaper to buy than laptops and notebooks,
• Easier and cheaper to upgrade,
• More ergonomic (has a better keyboard, mouse, and
  screen),
• If one part breaks easy / cheap to replace,
• Harder to steal,
• Good for gaming and other intensive computer
  tasks.

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Desktop Disadvantages

• Not mobile,
• Takes up space,
• Dont keep there value as well as laptops (Higher
  Depreciation).

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Laptop Advantages

• Mobile,
• Take up very little space,
• Compact and light weight,
• Can be used any where,
• No need for electricity supply as have a battery,
• Have all the power and hardware of a desktop,

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Laptop Disadvantages

• Expensive to purchase,
• Difficult and expensive to upgrade or repair,
• One part breaks and the whole laptop may be
  useless,
• You have to carry it around all day,
• Much easier to drop/break,
• May loose it,
• Easily stolen,
• May loose work in the battery runs out.

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Topic Tasks

• Read in the book pages 3 and 4 of the book,
• Copy the blue boxes from the left and right hand
  margin of the text book into you exercise books
  as revision notes
• Complete this sheet and stick into your exercise
  book,
• Complete this topics homework.