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What is scheduler?
A process migrates among the various scheduling queues throughout its life time. The OS must choose processes from these queues in some fashion. This selection process is carried out by a scheduler.
Major page fault: If the page is not loaded in memory at the time the fault is stated, then it is named major or hard page fault. The handler in the machine requires to search a
Q. Presume that a system is in an unsafe state. Illustrate that it is possible for the processes to complete their execution without entering a deadlock state. Answer: An unsaf
Explain how the os implements virtual memory phenomenon.
What are the operations of processes? Process creation A process may create several new processes. The creating process is called as parent process, where as the new proce
Ask question #Minimum 100 words accDefine Hashing System. Describe the Hashed page table with example and mapping figure.
LOOK o Like SCAN except stops moving inwards (or outwards) when no more requests in that direction exist. C-SCAN (circular scan) o Moves inwards servicing requests u
Q. What is the basic function of Assembler ? Input to an assembler is an assembly language program. Output is an object program and information which enables the loader to prep
advantage and dis advantage of threads
What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment? The main difficulty is keeping the operating system with
Operating Systems 1. Explain Micro-kernel? Specify the benefits of Micro-kernel? 2. Describe seven state process models used for OS with necessary diagram. Differentiate bet
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