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FIFO is named as 'named pipes'. FIFO (first-in-first-out) is a special file which is laid to be data transient. Once data is load from named pipe, it cannot be load again. Also, data can be load only in the order written. It is used in interprocess interaction where a program writes to one end of the producer and the other loads from the consumer.
Make special files like device files and named pipes
The system call mknod makes special files in the giving sequence.
1. kernel give new inode,
2. sets the file type to locate that the file is a directory, pipe or special file,
3. If it is a machine file, it creates the other entries like minor, major device numbers.
shell script that accepts two directory names as arguments and delete those file in the second directory that are identical to the file in the first
Define the Executor (Worker Thread) The responsibility of the Executor (or Worker Threads) is to execute instructions on behalf of a client-server connection. The Executor mus
Q. What are the advantages as well as disadvantages of using circuit switching? For what types of applications is circuit switching a viable strategy? Answer: Circuit
solution
Q. What is the use of system programs? Answer: System programs are able to be thought of as bundles of useful system calls. They provide fundamental functionality to users so
Fault tolerance : Machine failures, Communication faults, storage device crashes, and decays of storage media must be tolerated by the system to some extent. A fault tolerant sy
Q. Explain the actions taken by a kernel to context switch between kernel level threads. Answer: Context switching among kernel threads classically requires saving the value
Define approaches that require knowledge of the system state? Answer: Deadlock detection, Deadlock prevention, Deadlock Avoidance.
In this exercise we are going to use pthread()to simulate the dynamics between a warehouse, factory and retail. The factory produces product by using parts supplied by the warehou
Virtual addresses are made up of two parts: the ?rst part is the page number, and the second part is an offset inside that page. Suppose our pages are 4kb (4096 = 212 bytes) long,
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