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Question 334 - XK0-005 discussion

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A hardened physical Linux system allows regular, unprivileged users to remotely connect to the server using SSH only. No sudo tool has been installed. Which of the following should the Linux administrator use to perform administrative tasks on this host? (Select two).

A.

Create an SSH key and copy it to the remote server to allow passwordless login

Answers
A.

Create an SSH key and copy it to the remote server to allow passwordless login

B.

Access the server's physical console and use the root user's password to log in

Answers
B.

Access the server's physical console and use the root user's password to log in

C.

Install the telnet server on this system to be able to use a root account

Answers
C.

Install the telnet server on this system to be able to use a root account

D.

Use the su command and enter the root user's password

Answers
D.

Use the su command and enter the root user's password

E.

Install the sudo command using the unprivileged user's account

Answers
E.

Install the sudo command using the unprivileged user's account

F.

Add the user to the wheel group

Answers
F.

Add the user to the wheel group

Suggested answer: B, D

Explanation:

Without sudo, the administrator must either access the system physically or use the su command to switch to the root account using the root password. Since the system is hardened and SSH is allowed, installing sudo or using Telnet would not be secure or permitted options. Physical access to the console or using su is the correct approach.

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asked 09/10/2024
Chris Ngobili
39 questions
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