==================Simple Shell Project==================
1. Ebobo Maxwell Oghenemaga
2. Joshua Alana
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Who designed and implemented the original Unix operating system
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Who wrote the first version of the UNIX shell
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Who invented the B programming language (the direct predecessor to the C programming language)
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Who is Ken Thompson
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How does a shell work
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What is a pid and a ppid
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How to manipulate the environment of the current process
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What is the difference between a function and a system call
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How to create processes
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What are the three prototypes of main
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How does the shell use the PATH to find the programs
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How to execute another program with the execve system call
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How to suspend the execution of a process until one of its children terminates
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What is EOF / “end-of-file”?