fork and exec system calls in Linux

1.0 fork and exec system calls Suppose we wish to write a “shell program” which would execute another program. Now, in a computing system, a process executes a program. So this shell program (or, process, at run time) needs to create a process which would execute a program. Here, two system calls are of interest, …

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Program, Process and Threads

PROGRAM The definition of program is linked to the definition of algorithm. An algorithm is a sequence of finite steps which can be executed mechanically to solve a problem. The key points are that algorithms are self-contained; the steps given are sufficient to solve the problem at hand. No additional information is required. Also, the …

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