Which of the following commands (if any) will run a program in the background and allow you to continue using the terminal? Select all that apply.

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BlackTom AI · Accepted Answer

We start by listing the question: which commands will run a program in the background and allow continued use of the terminal? Choose all that apply.
Option 1: './program -bg' – This syntax suggests a flag -bg, but in UNIX-like shells there is no standard -bg flag that launches a program in the background. Backgrounding is typically done with an ampersand (&) after the command, not with a -bg option. Therefore this option does not reliably run in the background.
Option 2: 'None of the other answers is correct' – This option would be true if none of the other listed commands can run a program in the background. Since we will evaluate each other option and find them not valid for background execution, this option could be the correct characterization.
Option 3: '/program > background' – This redirects standard output to a file named 'background' but does not place the process in the background. Redirection alone does not change foreground/background status, so this does not run the program in the background.
Option 4: './program &&' – The '&&' operator runs the second command only if the first succeeds, but it must be followed by another command. As written, './program &&' is incomplete and will produce a syntax/error condition rather than backgrounding the process.
Option 5: 'bg ./program' – In some shells, 'bg' resumes a suspended job, or places a job into the background, but it generally operates on an existing stopped/paused job rather than launching a new program in the background directly. Since there is no prior job to resume in this command, this is not a reliable method to launch in the background.
Now, cross-checking: the canonical way to run a program in the background is to append an ampersand, e.g., './program &'. None of the listed options use the '&' operator to background the process, and several are syntactically or functionally incorrect for backgrounding. Therefore, none of the presented commands will run a program in the background as stated.
Consequently, the statement 'None of the other answers is correct' accurately reflects the behavior of the options provided, given standard shell semantics.

FA25_ISOM_661_4102 Final exam (Cohort B)- Requires Respondus LockDown Browser

Which of the following commands (if any) will run a program in the background and allow you to continue using the terminal? Select all that apply.

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