semantics of system call , Operating System

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what is semantics of system call execution?

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Why system calls have to be implementing by a interpreter, Q. What system c...

Q. What system calls have to be implementing by a command interpreter or shell in order to start a new process? Answer: In the UNIX systems a fork system call followed by an ex

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Relocation bits employed by relocating loader are specified by Relocation bits employed by relocating loader are specified by Assembler or Translator

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Consider a computer system with a 32-bit logical address and 4KB page size. The system supports up to 512MB of physical memory. How many entries are there in a conventional single-

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Explain threads in details?, What are threads? A thread - sometimes c...

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