Explain why you can not input text to the editor

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Reference no: EM131876616

Problem

1. Look up the man page for any shell and understand the significance of the -c option. Next, write a program that prompts for a command, which is executed with exec and sh -c. Try using the program with both external and internal (shell) commands. Does this program behave properly, even when using wild cards and pipes?

2. In what ways can a process behave when it receives a signal? What is special about the SIGSTOP and SIGKILL signals?

3. Invoke the command vi foo &, and explain why you can't input text to the editor.

Reference no: EM131876616

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