Both fork() and vfork() are the system calls that creates a new process that is identical to the process that invoked fork() or vfork(). Using fork() allows the execution of parent and child process simultaneously. The other way, vfork() suspends the execution of parent process until child process completes its execution. The primary difference between the fork() and vfork() system call is that the child process created using fork has separate address space as that of the parent process. On … [Read more...]

Operating system is system program that runs on the computer to provide an interface to the computer user so that they can easily operate on the computer. Kernel is also a system program that controls all programs running on the computer. Kernel is basically a bridge between software and hardware of the system. The basic difference that distinguishes kernel and operating system is that operating system is the package of data and software that manages the resources of the system, and the … [Read more...]