How many questions are in the ACE: L3 (Cloud Engineer: Level 3) practice bank?

The Certilum bank for the ACE: L3 (Cloud Engineer: Level 3) holds 125 Foundation questions across 5 exam domains. Every question ships with a written explanation of why the right answer is right, and each row exists in three wording variants, so a session never repeats itself verbatim.

How long is the ACE: L3 (Cloud Engineer: Level 3) exam?

The real Arista exam is timed at around 135 minutes, with a passing score of 80%. The Certilum diagnostic mirrors that structure so your practice session feels like test day.

What is the ACE: L3 (Cloud Engineer: Level 3) exam complexity score?

We measured 125 questions and scored them 1-10 on a composite of format difficulty: multi-select questions (which require every correct option), scenario-length questions, interactive code questions and explanation depth. The ACE: L3 (Cloud Engineer: Level 3) scores 2.0 out of 10, with a per-domain breakdown on the difficulty page.

Is the ACE: L3 (Cloud Engineer: Level 3) exam practice free?

Yes. You can run the full diagnostic for free, get domain-level scoring and see which domains cost you the most points before deciding whether to go further.

Which domains should I focus on for the ACE: L3 (Cloud Engineer: Level 3)?

The ACE: L3 (Cloud Engineer: Level 3) blueprint is split into 5 domains, and the heaviest one carries 30% of the exam. The difficulty breakdown shows where the hardest questions actually sit, so you can spend your study time where it pays.

Free diagnostic practice

ACE: L3 (Cloud Engineer: Level 3)

ACE-L3

The Arista ACE L3: Cloud Engineer certification is the pinnacle of Arista's certification track, designed for elite network professionals aiming to demonstrate mastery of cloud-scale data center networking

135 min

80% to pass

125 bank questions

5 domains

certilum

Start the full practice examACE: L3 (Cloud Engineer: Level 3) — freshly shuffled Foundation questions, timed, with domain scoring and explanations.

Exam syllabus, organized by domain

The official Arista blueprint, with the real weight each domain carries on test day.

Try a real question

Answer one question from the live bank. Grading happens on our servers, so the answer key never reaches the page.

Try a real question

Sample ACE: L3 (Cloud Engineer: Level 3) exam question

Answer this question the same way you would on exam day. No sign-up needed — one random question, three tries to swap it out.

ProficientCloud Data Center Architecture

How does the EVPN control plane handle a MAC address that has moved to a different VTEP?

Exam facts at a glance

Every figure below comes from the certification record or from the question bank itself.

Time limit: 135 minutes
Passing score: 80%
Domains: 5
Questions in our bank: 125
Level: EXPERT
Measured complexity: 2.0 / 10
Question mix: 44 single · 41 multi · 40 interactive

Where the hard questions actually are

We score every question in the bank 1-10 on a reproducible formula. Below is the per-domain breakdown.

Exam complexity score2.0/10Gentle · measured across 125 bank questions

Advanced Troubleshooting and Operations8 questions · complexity 2.0/10 · Gentle
38% multi-select · 0% scenario · 25% interactive
Automation and Orchestration25 questions · complexity 1.9/10 · Gentle
32% multi-select · 0% scenario · 32% interactive
Cloud Data Center Architecture31 questions · complexity 1.9/10 · Gentle
32% multi-select · 0% scenario · 32% interactive
Cloud Network Services and Security19 questions · complexity 1.9/10 · Gentle
32% multi-select · 0% scenario · 32% interactive
Overlay Networking with EVPN/VXLAN42 questions · complexity 2.0/10 · Gentle
33% multi-select · 0% scenario · 33% interactive