A Security Analyst Is Troubleshooting a Scenario in Which an Operator

question 374

Multiple Choice

A security analyst is troubleshooting a scenario in which an operator should only be allowed to reboot remote hosts but not perform other activities. The analyst inspects the following portions of different configuration files: Configuration file 1: Operator ALL=/sbin/reboot Configuration file 2: Command="/sbin/shutdown now", no-x11-forwarding, no-pty, ssh-dss Configuration file 3: Operator:x:1000:1000::/home/operator:/bin/bash Which of the following explains why an intended operator cannot perform the intended action?

• A) The sudoers file is locked down to an incorrect command
• B) SSH command shell restrictions are misconfigured
• C) The passwd file is misconfigured
• D) The SSH command is not allowing a pty session

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Definitions:

Carbon Fixation

The process by which inorganic carbon (typically carbon dioxide) is converted to organic compounds by living organisms, crucial in the synthesis of glucose during photosynthesis.

Rubisco

Ribulose bisphosphate carboxylase. Carbon-fixing enzyme of the Calvin–Benson cycle.

Electron Transfer Chains

A series of protein complexes and molecular carriers involved in the transfer of electrons through a membrane to generate ATP.

Light-Dependent Reactions

The photosynthesis phase where light energy is converted into chemical energy in the form of ATP and NADPH.