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Define the Sleep (sec) Function
Sleep function suspends execution of this process for sec number of seconds. While this function is used in our example for consistency, other functions might actually be used to poll for incoming requests at a finer granularity in a server application.
Explain a working of file control block A file control block (FCB) has information about the file, containing ownership, permission, and location of the file contents. The log
define pipe
operation policies
What is the exclusive feature of UNIX Shell is the exclusive feature of UNIX.
Synchronization serves two purposes: 1) to ensure safety for updates on shared data (e.g. to avoid races conditions), and 2) to coordinate and order actions taken by threads (e.g.
Signal handling A signal is used in UNIX systems to inform a process that a particular event has occurred. 1. A signal is produced by the occurrence of a particular event.
You are required to study the important system components, including important data structures, important functions and algorithms, and the various organizational, structural, logi
Q. What are the major differences between operating systems for mainframe computers and personal computers? Answer: In general operating systems for batch systems have simpler
What is banker's algorithm? Banker's algorithm is a deadlock avoidance algorithm that is applicable to a resource-allocation system with multiple examples of each resource type
Q. What are the three main activities of an operating system in regard to memory management? Answer: a. Keep follows of which parts of memory are currently being used and
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