nerdexam
CompTIACompTIA

CAS-005 · Question #519

CAS-005 Question #519: Real Exam Question with Answer & Explanation

The correct answer is B: To defend from carrier OTA attack vectors. By disabling direct cellular roaming and requiring mobile hotspots, the agency reduces exposure to foreign carriers’ over-the-air (OTA) update mechanisms. This defends against carrier-based OTA attack vectors that could compromise devices when connected to international networks.

Submitted by jakub_pl· Mar 6, 2026Security Architecture

Question

A government agency implements a configuration that disables cellular network access on government-issued devices while roaming internationally. The agency issues mobile hotspots and requires employees to use them for internet access. Which of the following best describes the agency's rationale?

Options

  • ATo protect against SIM hijack vulnerabilities
  • BTo defend from carrier OTA attack vectors
  • CTo block malicious radio connections
  • DTo prevent attempts to downgrade the protocol to legacy 3G
  • ETo filter directed electromagnetic interference

Explanation

By disabling direct cellular roaming and requiring mobile hotspots, the agency reduces exposure to foreign carriers’ over-the-air (OTA) update mechanisms. This defends against carrier-based OTA attack vectors that could compromise devices when connected to international networks.

Community Discussion

No community discussion yet for this question.

Full CAS-005 PracticeBrowse All CAS-005 Questions