Free Practice Cisco CCST-Networking Exam Questions 2025

Which component of the AAA service security model provides identity verification? 

During a large-scale deployment of a video conferencing service over an IP network, a network engineer notices intermittent video quality degradation. The engineer suspects issues related to the transport of data. Which of the following could be the primary reason for the degradation in video quality, considering the roles of frames and packets in data delivery?

A financial services firm, hosting sensitive client information and handling numerous transactions daily, needs to upgrade its cybersecurity measures to thwart sophisticated cyber threats. Considering the requirements for high security in financial transactions and client data protection, which integrated security measure should the firm implement to provide the most robust defense against unauthorized data access, identity theft, and potential data breaches?