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The CertTulen Blog

Practical guides, industry insights, and learning stories from the CertTulen Academy team.

Title text AI-901 vs AI-900 on a CertTulen branded background
AI-901 AI-900

AI-901 vs AI-900: Which Azure AI Fundamentals Exam Should You Take?

AI-900 is retired, so AI-901 is now the only route to Azure AI Fundamentals. Here is what changed, what it means if you already hold AI-900, and how to prepare for AI-901 from India.

25 October 2026·7 min
Title text AI-103 Exam Guide for India on a CertTulen branded background
AI-103 Microsoft Foundry

AI-103 Exam Guide for India: Azure AI Apps and Agents Developer

AI-103 is the new Azure AI Apps and Agents Developer exam that replaced AI-102. This guide covers the skills measured, what changed, practical labs for each area and an eight-week plan for Indian developers.

25 October 2026·8 min
Title text AI-300 MLOps Engineer Certification on a CertTulen branded background
AI-300 MLOps

AI-300 MLOps Engineer Certification: Guide for Indian Data Scientists

AI-300 is the Machine Learning Operations Engineer exam that replaced DP-100. Here is what it measures, how it differs from DP-100, who should take it and a practical ten-week plan for Indian data scientists.

25 October 2026·8 min
Title text AB-900 Copilot and Agent Administration on a CertTulen branded background
AB-900 Microsoft 365 Copilot

AB-900 Exam Guide: Copilot and Agent Administration for Indian Admins

AB-900 is Microsoft's fundamentals exam for administering Microsoft 365 with Copilot and agents. This guide covers the skills measured, why oversharing matters most, the questions leadership will ask, and a three-week study plan.

25 October 2026·7 min
Title text AZ-104 Azure Administrator Exam Guide for India on a CertTulen branded background
AZ-104 Azure Administrator

AZ-104 Azure Administrator Exam Guide for India (2026)

A practical AZ-104 guide for India: the skills measured as of April 2026, labs built around India's own Azure regions, the weak areas trainers see most, and an eight-week schedule for working professionals in IST.

25 October 2026·8 min
Title text AZ-204 Exam Retired, The AI-200 Guide for Indian Azure Developers, on a CertTulen branded background
AZ-204 AI-200

AZ-204 Exam Retired: The AI-200 Guide for Indian Azure Developers

AZ-204 and the Azure Developer Associate certification retired on 31 July 2026. This guide explains what that means for holders, how AI-200 differs, what to build for each skill area and an eight-week plan for Indian developers.

25 October 2026·8 min
Title text AZ-305 Exam Guide for India, Azure Solutions Architect Expert, on a CertTulen branded background
AZ-305 Azure architect

AZ-305 Exam Guide for India: Azure Solutions Architect Expert

AZ-305 earns Azure Solutions Architect Expert once you also hold Azure Administrator Associate. This guide covers the April 2026 skills, how to read design questions, Indian regions and data residency, and a six-week plan.

25 October 2026·7 min
Title text AZ-500 Exam Retired, SC-500 Security Engineer Guide for India, on a CertTulen branded background
AZ-500 SC-500

AZ-500 Exam Retired: SC-500 Security Engineer Guide for India

AZ-500 and Azure Security Engineer Associate retired on 31 August 2026. This guide explains the SC-500 replacement, what changed, the AI security objectives, labs that map to the exam and where it fits in an Indian security career.

25 October 2026·7 min
Title text SC-900 for Freshers and Non-IT Graduates in India on a CertTulen branded background
SC-900 Freshers

SC-900 for Freshers and Non-IT Graduates in India: A 2-Week Plan

SC-900 is Microsoft's beginner exam on security, compliance and identity, with no prerequisites and no expiry. This guide explains who it suits in India, what it covers in plain words, a two-week study plan and the next exam to take.

25 October 2026·7 min
Title text SC-401 Exam Guide for India, Information Security Administrator, on a CertTulen branded background
SC-401 Microsoft Purview

SC-401 Exam Guide for India: Information Security Administrator

SC-401 is the Microsoft Purview exam for Information Security Administrator Associate, replacing SC-400. This guide covers the three skill areas, AI data protection, India-specific DLP labs, how the skills support DPDP work and a six-week plan.

25 October 2026·7 min
Title text AZ-400 DevOps Engineer Expert Guide on a CertTulen branded background
AZ-400 DevOps

AZ-400 Exam: DevOps Engineer Expert Guide for Indian Engineers

AZ-400 earns DevOps Engineer Expert only with an active associate prerequisite, and AZ-204 has retired. This guide explains the prerequisite rule, the skills measured and an eight-week plan for building real pipelines on GitHub and Azure DevOps.

25 October 2026·7 min
Title text DP-300 Azure Database Administrator Guide on a CertTulen branded background
DP-300 Azure SQL

DP-300 Exam Guide for India: From SQL Server DBA to Azure SQL

DP-300 earns Azure Database Administrator Associate. This guide maps on-premises SQL Server habits to Azure SQL, explains HA/DR choices across Indian Azure regions and gives a lab list you can run mostly on free offers.

25 October 2026·7 min
Title text MD-102 Endpoint Administrator Guide for India on a CertTulen branded background
MD-102 Microsoft Intune

MD-102 Exam: Endpoint Administrator Guide for India (2026)

MD-102 earns Endpoint Administrator Associate. This guide covers the October 2026 outline, how support desk work maps to Intune, choosing between the two Autopilot options, a home lab on the Intune trial and what the MS-102 retirement means.

25 October 2026·7 min
Title text PL-400 Is Now AB-400 Power Platform Developer Guide on a CertTulen branded background
PL-400 AB-400

PL-400 Exam Is Now AB-400: Power Platform Developer Guide for India

PL-400 has given way to AB-400, which earns the same Power Platform Developer Associate certification. This guide covers the dates, the skills measured, the pro-code toolkit, India region details and how to keep a practice environment after 15 November 2026.

25 October 2026·7 min
Title text Dynamics 365 Certification in India on a CertTulen branded background
Dynamics 365 Business Central

Dynamics 365 Certification in India: Which One Fits Your Career?

Pick a Dynamics 365 certification by the business process you know. This guide compares the Finance, Supply Chain, Customer Service, Sales AI and Business Central exams, explains functional and technical routes and notes what retired in 2026.

25 October 2026·7 min
Title text DPDP Act and AI Tools on a CertTulen branded background
DPDP Act Data protection

DPDP Act and AI Tools: What Indian Companies Must Check First

When staff paste personal data into an AI tool, your company is still the data fiduciary under the DPDP Act. Here are the dates, the duties that matter and a 12-point checklist for approving AI tools.

25 October 2026·8 min
Title text GCC Jobs in India on a CertTulen branded background
GCC careers Global Capability Centres

GCC Jobs in India: The Skills Global Capability Centres Hire For

Global Capability Centres hire for the skills their parent companies use every day. Here are the six role families, the certifications that signal readiness, what interviews test beyond the syllabus and a 12-week preparation plan.

25 October 2026·8 min
Title text Final Year Project Ideas with AI and Data on a CertTulen branded background
Final year projects Engineering students

Final Year Project Ideas with AI and Data That Impress Recruiters

Ten AI and data project ideas sized for a B.E. or B.Tech final year in India, from mandi price forecasting to pothole detection, with the data, tools and viva evidence for each and a plan to keep your work original.

25 October 2026·9 min
Title text Building a Tech Career from a Tier-2 City on a CertTulen branded background
Tech careers Tier-2 cities

Building a Tech Career from a Tier-2 City in India: A Practical Plan

You do not have to move to a metro to start a tech career. Pick a remote-friendly skill, certify online from home, build projects for local users and get seen through GitHub, LinkedIn and user groups. Here is the six-month plan.

25 October 2026·7 min
Title text SQL Projects for Freshers Using Indian Open Data on a CertTulen branded background
SQL Portfolio projects

SQL Projects for Freshers: 5 Portfolio Ideas Using Indian Open Data

Five SQL Server portfolio projects built on Indian open data, from mandi prices to a century of monsoon rainfall, with table designs, sample T-SQL queries, common mistakes and a GitHub layout recruiters can scan in a minute.

25 October 2026·7 min
Title text Power BI GST Dashboard: Reconcile GSTR-1, GSTR-3B and GSTR-2B on a CertTulen branded background
Power BI GST

Power BI GST Dashboard: Reconcile GSTR-1, GSTR-3B and GSTR-2B

A practical build guide for Indian finance teams: load GSTR-2B and your registers into Power BI, match invoices safely, model output tax and input credit, and spot gaps before GSTR-3B is filed.

25 October 2026·7 min
Title text Power BI Retail Dashboard for D2C Brands: Sales, Returns, Inventory on a CertTulen branded background
Power BI Retail analytics

Power BI Retail Dashboard for D2C Brands: Sales, Returns, Inventory

A build guide for Indian D2C and marketplace sellers: turn order, return and stock exports into one Power BI model, with DAX for RTO rate, return rate and days of inventory.

25 October 2026·7 min
Title text Microsoft Fabric Free Trial: How to Practise Without Big Bills on a CertTulen branded background
Microsoft Fabric Fabric trial

Microsoft Fabric Free Trial: How to Practise Without Big Bills

The Fabric trial gives you 60 free days with almost every workload, but no Copilot and no second chance. Here is how Indian learners can plan the trial, pick a region, and keep an F2 capacity cheap afterwards.

25 October 2026·8 min
Title text AI in Tamil, Hindi and Other Indian Languages: What Works in 2026 on a CertTulen branded background
Generative AI Indian languages

AI in Tamil, Hindi and Other Indian Languages: What Works in 2026

ChatGPT, Gemini, Claude and Microsoft Copilot all handle Indian languages differently. Here is what each officially supports for Tamil and Hindi, where quality slips, and how to prompt and check AI output in your language.

25 October 2026·7 min

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