Hardware, software and networking

Hardware, software and networking

1. Utility Software

   • Anti virus
     • Searches for the virus and then if the threat is found it tries to neutralise it.
   • Firewall
     • It tries to stop any users to go in your computer through the internet
   • Disk defragmentor
     • It moves the data around so its all quickly acessesd
   • Disk cleanup
     • Delete permanent instalations
     • Delete uneeded registry
   • Automatic updates
     • Finds and install updates from web owners software and more.
   • Optimised Performance security

2. Components

   • CPU
     • The CPU Central Processing unit is what runs the fetch decode execute cycle the CPU can be dual core Processor which means it has to CPU and it doubles the cycles it can run ghz is 1 billion cycles.
   • Ram
     • Ram is volitile so when the power source is switched of all the data gets deleted.
     • Random acess memory stores and moves the data around so if you open a file and close it the second time you open it its going to be much quicker
   • Hard drive
     • Is a storage device that moves and enters data using disks usbs
   • Backing storage
     • Its the main storage place where ram takes data from and then executes it
   • Pheripharils
     • Are the keyboards mouse printers the things that the user uses to interact with his computer

3. Operating system

   • OSX
   • Windows
     • Its and operating system which is responsible to start your computer so you can change the settings. Its not very good at multitaskimg like the osx and LYNX are better.
   • Lynx
   • 6 main functions of operating system
     • User interface
     • security
     • Multi-tasking
     • File managment
     • Peripheral manigment
     • CPU managment

4. BIOS

   • It is responsible for the security time and starting the computer without the bios someone could just take and USB stick download the operating system. AND TAKE OVER YOUR COMPUTER
   • Its a component which is a battery and it workers when the computer is switched of so that the time and date is updated

5. Networking

   • Wired
   • wireless