Jayson's Blog in CompSci #6

Backup

     Backup

           - Another copy of a file  in other devise.

           - The backup file can be placed on a usb, another computer, laptop and other more devices.

           - used to be sure so that when a file is deleted we will be able to retrieve it.

            

                                                                                                                 phpforms.ne

Versioning 

 

      Versioning

              - Saving a file then making another one. but instead of deleting we save the previous in order for us not to start over again we if we didn't like the new one's that we did.

                                             www.deltaxml.com

Jayson's Blog In CompSci #5

Data Compression

Data Compression 

            - Storing data that needs less space than the usual.

            - Saves as more space.

                                                     

                 www.ibm.com             

                                                                                                                       www.gitta.info

                               

    

         

                                                              

 Encryption

         Encryption

                - Helps a person secure file by creating a password.

                - Encoding informatios and messages that only chosen people can read or locate.

    

   Types of Encryption  

• Symmetrical - The harder type of password which is created by the computer.
• Asymmetrical - The easier type of password which can be easily made manually. 

                                                        

Jayson's Blog in CompSci #4

File Formats

         File Formats 

• Are letters located at the end of every file.
• They are used to tell what kind of file are those.
• We can create our own file formats.

                                                                    Examples of File Formats:

•  txt
• jpg
• dat
• exe
•  png
• doc

iconbug.com

Jayson's blog in CompSci #3

Text-based vs GUI-based Navigation

                 Types of Navigation

• Text-based - uses command prompt or cm

               
            Common Commands

• cd - changes the current directory                                                 www.wikihow.com

• rd - removes the said directory
• ren - renames a directory
• md - creates directories
• del - deletes some files

www.visual-paradigm.com

• GUI-based

                 - Means Graphical user Interface
                 - Uses Windows Explorer when using Windows
   

news.softpedia.com

Jayson's blog in CompSci #2

www.teach-ict.com

   System      

              - Involves:

• Input - entering data to a computer or any device
• Process - manipulating the data into information understandable by the user
• Output - presenting the information to the user

              - Consists of:

1. Hardware
2. Software
3. Data
4. People

 
 Common  ICT Softwares

• File Organization - 

             - Used to organize files.
             - Refers on how a file is stored in data.


                                               

                                                                                                   busynessgirl.com

 

  

• Office Application 

            - software used in business 




     www.livbit.com      

 







                        -

Jayson's blog in CompSci #1

COMPUTER
                

•   Computer is a short name for "General Purpose Stored Program Electronic Digital Computer".
• A computer is a data processing machine or device that can be programmed to carry out messages and other things automatically.

                                                                                                                                                                           www.maths.leeds.ac

   www.interaksyon.com                                                                  
          ICT 

• means Information and communication technology.
• Used to communicate and spread all about technology all over the world.

  

www.azed.gov

IT

• Means Information technology.
• Uses what the is made by the computer scientist's.

CompSci

• Means Computer Science.
• A branch of Science that deals with the design of computers.                                                                       roanoke.ed

Uses Of ICT

    

                 ICT can be used at home for many functions such as for research, assignments, for playing and for socializing through facebook, and listening to musics. It can also lessen up our work at school like research, making assignments, projects, for teaching and also for submitting required requirements.We can also use these at work in making presentations,communicating with co workers, and also for computing and relaxing.with the help of the ICT we can lessen our work,reserve our energy, and we can do more things.