1. Different types of Computers

2. Personal Computer (PC)
What does it do : PC helps people to do things - such as finding information, writing documents, viewing pictures, listening to sounds, etc.
Advantage and Disadvantage of using an PC in business:
Advantage:
-Research and find information
-Typing out a document
-Communications
-Can do business online
Disadvantage :
- Can easily get spam
-Can hack important documents
-Can’t carry around PC
-Expensive to buy

3. Mainframes
What does it do: Mainframe computer is a big computer. Which allows companies to process data.
Advantage and Disadvantage of using an Mainframes in business:
Advantage:
-Can calculate millions and millions
problem per second.
-Can process huge amount of data very fast.
-Can manage huge amount of computers
Disadvantage :
-They are large and are almost impossible to transport.
-Very Expensive
-Need and trained person to use it.

4. Laptops
What does it do: A laptop does everything that a PC does but laptop is small and can be used anywhere.
Advantage and Disadvantage of using an Laptop in business:
Advantage:
-Easy to carry around, can use anytime any where
-Light weight
-Easy to give presentation
-LED screen use less power
Disadvantage :
-Laptops get more virus
-Small keyboards
-Can be stolen really easy, because its really small so anyone can take it away.

5. Palmtops Advantage and Disadvantage of using an Palmtop in business:
What does it do:
Palmtop is a smaller version of an desktop and it does basic things like making small documents.
Advantage and Disadvantage of using an Palmtop in business:
Advantage:
-Cheap to buy
-Common programs: word processor, spreadsheet available
-Small and handy
-Useful for basic work in business
Disadvantage :
-It has a very small screen
-Very small size, easy to misplace or get stolen
-Cant store lots of data

6. Personal Digital Assistant
What does it do:
The main purpose of a personal digital assistant (PDA) is to act as an electronic organizer or day planner that is portable, easy to use and­ capable of sharing information with your PC.
Advantage and Disadvantage of using an PDA in business:
Advantage:
-Portable
-Easy to use anywhere, can even use in bus or trains or cars
-Can be used like an mobile calls
-Cheap to buy
Disadvantage :
-Very small so can get misplaced
-Need to constantly recharge
-Low quality, if dropped it can be broken easily
-Not reliable for business

7. This is all about the different types of computers:
Personal Computer or desktop
Mainframes
Laptop
Palmtop
Personal Digital Assistant (PDA)
By: AK