Structure of Operating System
Explain about the structure of Operating System.
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Structure:
While using an Operating System, the processor within the system runs within two modes.
User mode:
The user process is allowed to run and use only a subset of instructions and functions within the OS.
Supervisory mode:
The Operating System runs the privileged instructions and functions within protected mode and Operating System. A system can be supposed to have a start-up as per given table.
A Kernel connects the application software to the hardware of a computer.
Kernel:
It is the central element of most computer operating systems. Responsibilities of Kernel include managing the resources of system.
State some of the binding steps?
What are the objectives of Operating System?
Describe the term Co-operating process in brief.
Explain the following algorithm: a) First Come, First Served Scheduling. b) Shortest Job First Scheduling. c) Priority Scheduling.
What do you understand by the term mutant?
What do you mean by cycle stealing? Describe in brief.
Explain the term Locality of reference.
What are the benefits of multithreaded programming?
Explain the term semaphores?
What is meant by a Monitor? Explain in detail.
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