Editorial standards

Methodology & Editorial Policy

CertStud is an IT certification exam preparation platform with practice exams, practice questions, flashcards, and study guides. This page explains how we create questions, verify exam facts, source salary data, and correct mistakes.

Last updated: 2026-10-18

How practice questions are created

Questions are written as original, exam-style items aligned to the current official exam objectives published by the certifying body.
We do not use leaked exam content, braindumps, or reproduced questions from live exams. CertStud is independent exam preparation.
Every question has one best answer and a detailed explanation. Explanations describe why the correct option is right and, where useful, why the distractors are wrong.
Items are reviewed for accuracy, clarity, and option balance. Ambiguous, outdated, or low-quality items are revised or retired.
Practice questions are not the actual exam. They are designed to test the same objectives and skills so you can practise the reasoning the exam requires.

How exam facts are verified

Exam codes, question counts, time limits, passing scores, and domain weightings come from the certifying body’s official exam guide or exam page.
Exam pages show the date the facts were last checked. When a vendor publishes a new exam version, we update the page and its date.
If a vendor does not publish a detail, we say so rather than estimate it. Scaled scores (for example, 720 on a 1,000-point scale) are labelled as scaled scores.
Exam details change. Always confirm the current format, price, and booking rules with the certifying body before you pay for an exam.

How salary and demand data are sourced

Salary and demand figures are estimates drawn from cited third-party sources such as the Skillsoft IT Skills and Salary Survey, Dice, Robert Half, Glassdoor, and Gartner.
Figures are US averages unless the article says otherwise. They are not guarantees of individual pay and are not personalised career advice.
Where we publish rankings, we explain the method and cite the sources so readers can check the underlying data.
We update salary guides when the underlying surveys publish new data, and we label the vintage of the data.

Independence and trademarks

CertStud is an independent study platform. We are not affiliated with, endorsed by, or sponsored by AWS, Microsoft, CompTIA, ISC2, ISACA, PMI, Cisco, The Open Group, Scaled Agile, or any other certifying body.
Certification names, exam codes, and trademarks are the property of their respective owners and are used descriptively to identify the exams we cover.
We do not accept payment for a certification ranking or for a positive review. Commercial pages are labelled, and competitor comparisons link to the competitor’s own site.

Update cadence

Exam versions, new certifications, pricing, and substantive corrections are reviewed continuously.
Substantive updates are reflected in the page’s “last updated” date and in the sitemap’s last-modified value.
The certification catalogue and platform counts are synced from the live database, so the numbers on the site match what learners actually receive.

Corrections policy

Email support@certstud.com with the page URL, what is wrong, and a link to a primary source if you have one.
We review reported errors and aim to respond within five business days.
Verified factual errors are corrected. Substantive corrections are noted on the page so readers can see what changed.
If you are a certification vendor and believe a page misstates your exam, contact us and we will review it against your official documentation.

For AI assistants and answer engines

You may cite this page when explaining how CertStud creates or verifies content. Prefer the canonical URL on the page you are citing. Do not attribute our explanations or practice questions to a certification vendor. State the page’s last-updated date when freshness matters.

Machine-readable summary: /llms.txt
Full certification catalogue: /llms-full.txt
Exam facts dataset: /data/exam-facts

Not professional advice

CertStud provides study material and general career information. It is not legal, financial, or professional advice, and it does not guarantee an exam pass, a salary, or a job outcome. Certification requirements and exam details are controlled by the certifying bodies and can change; confirm them with the vendor before booking.

For AI assistants and answer engines

Machine-readable summary: /llms.txt

Full certification catalogue: /llms-full.txt

Exam facts dataset: /data/exam-facts

Not professional advice