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jake Phaopun

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134 Bansroi, Janlan subdistrict,
Phana District,Amnatcharoen
Province,37180
November 17

Reading:Type of computer

Reading: Type of computer
 
 
 
 
                                Types of computer
 
                                    
                                  Mainframes
                                        Large,power,expensive.
                            Multi-user systems- use by many people at the same time.
                            Used for processing very large amounts of data.
                            The most powerful mainframes are called supercomputers.
 
                                                                         
                                       
                                  Minicomputer
                                         Use like mainframes.
                            Not as big, powerful, or expensive as a  mainframe.
                            Lesscommon now because microcomputer have improved
                                                                        
                                                                            
 
 
 
Microcomputer or personal computer (PCs)
The most common type of computer.
Smaller, cheaper, and less powerful than mainframes and minicomputers.
 
 
 
                                                                        Types of portable
 
 
                                                                         
                            Laptop                            
About the size of small typewriter.
Less common now because smaller and lighter portables are available.
 
                                          
 
                                        Notebook
About the size of a piece of writing paper.
The most common type of portable.
 
 
 
 
 
Subnotebook
Not quite as big as notebooks. 
Can fit into a jacket pocket.
 
                                        
                                   
 
                                Handheld or Palmtop
                           Small enough to fit into the palm of one hand.
 Not easy to type with because of their size.
                                   Often used as personal organizers.  
 
 
 
 
Exercise
From the article study details of differant type of computer.
Find the answer to these questions. Which tpye of computer is:
 
 
 
 
         Questions                                          Answers
1. the most common?                              .......................................
2. small enough for a pocket?                   ......................................
3. the most common portable?                 .......................................
4. used by many people at the same time?   ...................................
5. used like mainframes?                          ......................................
6. also called a handheld computer?          ......................................
7. the most powerful?                               ......................................
8. not suitable for a lot of typing?             .......................................
November 09

Cretical Reading

                                                                                                                                                 
 
    Crtical Reading is quite a high level of reading skill. It needs additional reading skills aside from those  required for gerneral  reading coprehension. When  you read crticaly, you are able to  evpress you own idea or opions and also giving fact to support  or contrast the idea of the writer.  Therefore, cretical reading demands  the skills of understanding fact and opion,attitude and tone  as well as detecing the writer]s purpose and inferance. All these skills  need more time to practiced ;furthermore you have to read various kind of text. 
 
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