Software for reading writing and updating pdf files
execvp(path,argument_array); //argument array should be terminated by NULL 2. Various schemes available are as follows: Pipes: One-way communication scheme through which different process can communicate.
It recalculates the process-priority and checks for signals. How the Kernel handles both the page stealer and the fault handler?A ‘block special file’ represents a device with characteristics similar to a disk (data transfer in terms of blocks). All UNIX files have its description stored in a structure called ‘inode’.A ‘character special file’ represents a device with characteristics similar to a keyboard (data transfer is by stream of bits in sequential order). The inode contains info about the file-size, its location, time of last access, time of last modification, permission and so on.Process size must be less than or equal to the available main memory.It is easier to implementation and overhead to the system.