SDSI Secure Infrastructure Design Practice Question
You are designing the security for a SaaS application access scenario. What is the role of the Cloud Access Security Broker (CASB)?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
To gain visibility into SaaS application usage and prevent data exfiltration.
CASB provides visibility and control over data and users interacting with SaaS applications.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
To manage local network switches.
Why it's wrong here
Switches are infrastructure, not SaaS security.
- ✓
To gain visibility into SaaS application usage and prevent data exfiltration.
Why this is correct
CASB is designed specifically for SaaS/Cloud security.
- ✗
To encrypt all internet-bound traffic at the gateway.
Why it's wrong here
This is the role of a Secure Web Gateway (SWG).
- ✗
To provide physical security for data centers.
Why it's wrong here
CASB is a logical control, not physical.
About these practice questions
This SDSI question is part of Courseiva's 298-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Cisco exam blueprint
This SDSI practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SDSI exam.