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DCA · Question #135
DCA Question #135: Real Exam Question with Answer & Explanation
The correct answer is B: No. Inter-process communication (IPC) isolation focuses on separating communication channels between processes and does not directly block system time modification.
Submitted by jakub_pl· Apr 18, 2026Security
Question
A users attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation? Solution: inter-process communication
Options
- AYes
- BNo
Explanation
Inter-process communication (IPC) isolation focuses on separating communication channels between processes and does not directly block system time modification.
Common mistakes.
- A. IPC isolation is designed to segregate communication resources between processes, not to control system-level operations such as modifying the host's system clock.
Concept tested. Linux kernel IPC namespaces
Reference. https://man7.org/linux/man-pages/man7/namespaces.7.html
Topics
#Container Privileges#Linux Capabilities#Container Isolation#System Operations
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