Operating system

• What is the most important piece of software on any computer?

  The operating system
• Why will programs not run without an operating system?

  Because the operating system is responsible for compatibility with the computer hardware
• What happens if you run an operating program without an operating system?

  The program will not run on the screen
• Why is it impossible to print or type without an operating system?

  Because the program will not run on the screen
• How do many applications communicate with hardware?

  They talk to the operating system
• What role does the operating system play in relation to the user, applications, and hardware?

  The operating system sits between the user, applications, and the hardware
• What is the kernel in an operating system?

  The kernel is the heart of the operating system
• What is the responsibility of the kernel?

  The kernel is responsible for handling calls
• How do applications utilize the kernel?

  Applications make use of the kernel to operate the computer