350-501 Architecture Practice Question
Which access technology is commonly used in service provider networks to deliver high-speed internet over existing telephone lines?
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
✓
DSL
DSL (Digital Subscriber Line) uses existing telephone lines to provide high-speed internet access.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Metro Ethernet
Why it's wrong here
Metro Ethernet is a layer 2 service often over fiber.
- ✗
GPON
Why it's wrong here
GPON is a fiber-based technology.
- ✗
Cable
Why it's wrong here
Cable uses coaxial cable TV infrastructure.
- ✓
DSL
Why this is correct
DSL uses telephone lines for broadband.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-501 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 350-501 exam.