Exam Preparation
How to Pass Google's Professional Cloud Architect Exam
Google's Professional Cloud Architect exam: format, fee, the four case studies, the six exam guide sections, renewal and a study plan that fits.
The CandidatesPrep blog
Guidance on exam preparation, remote proctoring and integrity, and running a modern certification or training operation.
Industry Insights
The Global Skills Gap, and What It Means for You
Employers name skill gaps as their biggest barrier to change by 2030. Here is what the gap is, which skills are in demand, and what you can do about it.
Industry Insights
Generative AI vs Machine Learning: What's the Difference?
Generative AI is a branch of machine learning that creates new content. Here is how it fits with AI and deep learning, and what each is good at.
Industry Insights
Do Certifications Actually Raise Your Salary?
Surveys link certifications with higher pay, but role, experience and market matter too. What PMI, ISC2 and Skillsoft data show, and how to check yours.
Industry Insights
How to Calculate the ROI of a Certification
Count every cost, including your study hours, set it against realistic gains, then work out ROI and payback. A practical method with a made-up example.
For Trainers
Can AI Replace Teachers? What It Can and Cannot Do
AI can draft materials, practice questions and quick feedback, but not a trainer's judgement or accountability. Here is how to use it responsibly.
Industry Insights
CKA Exam Changes: What Changed and What to Study Now
The CKA curriculum was rewritten in February 2025 and the exam now runs on Kubernetes v1.37. Here is what changed and what to study before you book.
Industry Insights
AWS vs Azure vs Google Cloud Certifications Compared
How the AWS, Microsoft Azure and Google Cloud certification paths compare in October 2026, and how to choose one by role, employer and region.
Industry Insights
Collaboration Skills Employers Test, and How to Show Them
Employers test collaboration with interviews, group exercises, judgement tests and references. Here is what each one checks and how to show evidence.