LFCS: Linux Foundation Certified System AdministratorDemo

By Linux Foundation · Question Mode

QuestionQ38

Operations Deployment

Which of the following commands places a system using SysV init into a state that is safe for performing maintenance tasks?

Choose two
  • A shutdown -R 1 now
  • B shutdown -single now
  • C init 1
  • D telinit 1
  • E runlevel 1
Explanation

SysV init runlevel 1 is single-user mode, intended for administrative maintenance. Both init 1 and telinit 1 switch the system to runlevel 1; telinit communicates the requested runlevel change to the running init process.

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