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Define the Main reason to encrypt a file
Major reason to encrypt a file is secure it for transmission.
Hierarchical paging method Most modern computer systems maintain a large logical-address space. In this situation the page table itself turns into excessively large. To remedy
Describe the following allocation algorithms: a. First fit b. Best fit c. Worst fit a. First-fit: search the list of available memory and all
Q. Show the services which provided by operating system? A) Resource Allocation: If there are more than one user or jobs running at the same instance then resource
Buddy system of memory allocation Free memory is used to maintain in linked lists, each of similar sized blocks. Every block is of size 2^k. When some memory is needed by a th
Q. Explain about Functions of Operating System? Functions of Operating System Operating system performs 3 functions as follows: 1. Convenience: Operating System mak
Define buffering. A buffer is a memory area that keeps data whereas they are transferred among two devices or among a device and an application. Buffering is done for three rea
what is file?explain the file access methods?
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
Determine an imperative statement Imperative statement points out an action to be carried out during execution of assembled program
what is independent process? distinguished between independent process and co-operating process
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