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What is a Process Control Block?
Every process in the operating system is represented by a process control block as well called a task control block. It contains several pieces of information associated with a specific process such as
What is macro expansion
with aid of diagram describe 2 types of fixed partition allocation used in operating system
scattered resposibi;ity and authority -necessity of operation research
Q. Why page sizes always powers of 2? Answer: Recall that paging is executed by breaking up an address into a page and offset number. It is most competent to break the address
Explain the Network protocols There are a wide variety of network protocols to choose from traditionally client - server developers were required to choose a communications pro
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
Define Latency plus seek time The total time to arrange a disk drive mechanism for a block of data to be read from is its Latency plus seeks time
What is the purpose of system programs? System programs can be thought of as bundles of useful system calls. They give basic functionality to users and so users do not require
Question : The file system is the most visible aspect of an operating system. It provides the mechanism for on-line storage and access to both data and programs of the operatin
Partitions and mounting A disk can be sliced into many partitions, or a partition can span multiple disks. Every partition can be either "raw", having no file system, or "cooke
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