OS Basics

  1. The Kernel
    In computing, the kernel is a computer program that  manages input/output requests from software, and translates them into data processing instructions for the central processing unit and other electronic components of a computer
  2. The Registry
    The key-value database that contains settings for the hardware and software in the PC it is installed.
  3. explorer.exe
    GUI / Shell that is used to access most system resources
  4. PID
    Process Identifier - Completely unique identifier number that is assigned to each program that is executed
  5. Drivers
    A piece of software that will let the harware talk and work with the OS
  6. Direct X
    A platform that gives video and audio a direct access point to the hardware
  7. NUMA
    Non Uniform Memory Access
  8. Swap File
    Addressable memory that exists outside of the RAM. (Applications cannot use the swap file)
  9. VSS
    • Volume Shadows copy Service.
    • -A block level backup utility
    • -Allows you to have greater flexibility when restoring
    • -It puts file data into protected directories that you cannot see
  10. 5 Thinks Task Manager can do.
    • -End Processes
    • -Start / Stop Services
    • -View logged in users
    • -Performance Monitoring
    • -Execute a program
  11. MMC
    Microsoft Management Console- A platform in which you can access .MSC applets.
  12. Windows Firewall
    A software firewall that is built into the OS.
  13. WOW
    • Windows Over Windows
    • Adds Backwards Compatibility for Windows Applications
  14. File System
    Database that separates, points to where data resides on the drives File system is a method for storing and organizing computer files and the data they contain to make it easy to find and access them.
  15. Block Level Storage
    • Raw storage volume, OS sees it as if it was directly connected drive
    • (SAN) presents block level storage
  16. Regedit
    Lets your edit the registry values
  17. MSconfig
    Sets programs to start at boot
  18. MSTSC
    • Microsoft Terminal Services Client,
    • Basic RDP Command
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OS Basics
OS Basics