computer science

computer science

1. computer components

   • CPU (central processing unit)
     • this runs all of the tasks on a computer that you will do on a day to day basis
     • clock speed is how fast the CPU can process data and it is measured in Ghz
   • RAM and RAM
     • these to are memory on the computer that are stored temporaly
   • motherboard
     • hard drive
       • graphics card
         • floppy disc
           • ALU

2. input

   • key board
     • mouse

3. output

   • monitor
     • speaker

4. importance of computer programs

   • with out computer programs we would mot be using computers right also we would not be able to protect your computer from hackers and viruses

5. importance in transport

   • we need computer systems in planes and trains so they go where they are told to go and do not crash into othere planes or trains also the people running it can see where they are goinmg