Which command can be executed by a user who is already logged into the system, in order to change to the root user? (type the command without any parameters)

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Question:Which command can be executed by a user who is already logged into the system, in order to change to the root user? (type the command without any parameters)

1.su

2.root

3.chroot

4.user

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  1. Which command can be executed by a user who is already logged into the system, in order to change to the root user? (type the command without any parameters)
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