Operating systems

Operating systems

1. Troubleshooting Process

   • identify the problem
   • Establish a theory of probable cause
   • Test a theory to determine the problem
   • Establish a plan of action to resolve the problem
   • Verify full system functionality and implement preventive measures
   • Document finding a solution

2. Basic functions an of a operating systems

   • controls hardware access
   • manages files and folders
   • provide a user interface
   • manage applications
   • DirectX

3. Desktop operating systems

   • supports a single user
   • share files and folders on a small network with limited security
   • Runs a single user applications

4. Processor architecture

   • x86
   • x64
   • windows 7 starter
   • windows 7 home premium
   • windows professional

5. Terms

   • Multi-user
   • Multitasking-
   • Multiprocessing
   • Multithreading

6. Disk managment

   • View drive status
   • Extend partitons
   • Assign drive letters
   • Add drives

7. Registry keys

   • HKEY-CLASSES-ROOT
   • HKEY-CURRNET-USER
   • HKEY-LOCAL-MACHINE
   • HKEY-CURRENT-CONFIG