IT Career Guides & Free Resources
Expert roadmaps, tutorials, salary guides and interview prep across Data Science, Generative AI, Python, Cloud & Analytics — written by GloryTecks trainers in Hyderabad.
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Azure Data Engineer Certification (DP-203) Guide
Exam DP-203 and the Azure Data Engineer Associate certification were retired on 31 March 2025. This guide explains what that means for people who hold it or were studying for it, what the exam covered, how the Fabric Data Engineer Associate exam DP-700 differs, and how to plan your preparation now.
Power BI Certification (PL-300): How to Prepare
How to prepare for Microsoft's PL-300 Power BI Data Analyst exam, from the official study guide: the four skill areas and their weights, a study plan weighted to match, newer topics such as Copilot, Direct Lake and visual calculations, the passing score, the free practice assessment and sandbox, and annual renewal.
GCP Certification Path: Which One to Pick First
Google Cloud has foundational, associate and professional certifications, and none requires another. This guide compares the eight exams that data people usually consider, with fees and formats from Google's pages, and suggests a first exam for five different starting points.
AWS Cloud Practitioner Certification: How to Start
The AWS Certified Cloud Practitioner is AWS's foundational certification. This guide uses the official CLF-C02 exam guide to explain who it is for, the exam's format, cost and passing score, the four domains and what each asks, what is out of scope, a study plan for beginners, and when it makes sense to skip it.
AWS Certification Path for Data Roles
A guide to AWS certifications for people in data roles, based on AWS's current exam-guide catalogue: the levels and what each certification validates, paths for data engineers, analysts and machine learning engineers, what the exams cost and how long they last, and what a certificate does and does not prove.