Question

You can use the _______ or dot(.) command to prevent your shell script from executing within a subshell? 1) ampersand(&) 2) pipe(|) 3) semicolon(;) 4) exclamation mark(!)

Answer 1

You can use the dot(.) or source command to prevent your shell script from executing within a subshell. . The dot(.) command is used in shell scripting to execute a script within the current shell without initiating a subshell, allowing changes made by the script to persist. The answer is not given among options.

Step-by-step explanation:

You can use the dot(.) or source command to prevent your shell script from executing within a subshell. When a script is run using the dot(.) command, it is executed within the current shell environment rather than creating a new subshell. This means that any changes to the environment variables or directory made within the script will remain after the script finishes. The main purpose of the dot(.) command is to execute the script in the current shell's context. Thus, the correct answer to the question would be the use of the dot(.) command.

Hence, The answer is not given among options.