AZ-104 Exam Focused Nuggets โ€” Practical & Exam-Ready

1. Azure Compute โ€” Virtual Machines (VMs) โœ… VM sizes affect CPU, RAM, disk throughput โ€” pick size matching workload needs. โœ… Use Managed Disks (Premium SSD recommended for production) for simplified and durable storage. โœ… VM Scale Sets support automatic scaling (scale out with instances, scale up by resizing VM). โœ… Scale out preferred... Continue Reading →

Azure Private DNS Zones โ€“ Internal Name Resolution, Simplified

Youโ€™ve got a network of Azure VMs, and you want to refer to them by names like: web1.internal.cloud dbserver.dev.local ...not by private IPs like 10.1.4.25. Hereโ€™s where Azure Private DNS Zones come in โ€” they enable internal DNS resolution across one or more VNets, without ever exposing anything to the internet. ๐Ÿง  What Is an... Continue Reading →

Azure Locks โ€“ Keeping Your Resources Safe from Accidental (or Panic-Induced) Deletes

Imagine this:Your team is working at full speed... and suddenly someone deletes a production resource group - and everything vanishes. ๐Ÿ˜ฑ Oops? Enter Azure Locks - the safety net you didnโ€™t know you needed until something got nuked. ๐Ÿง  What Are Azure Locks? Azure Locks prevent accidental changes or deletions to critical Azure resources by... Continue Reading →

Error Handling in Data Pipelines: Building for the Inevitable

Data pipelines are like highways designed to keep traffic flowing smoothly. But what happens when thereโ€™s a crash? In data engineering, errors arenโ€™t an exception theyโ€™re inevitable. The real question is: do you have the guardrails to handle them? Why Error Handling is Different in Data Engineering Unlike application code, pipelines donโ€™t just โ€œthrow and... Continue Reading →

Snowflake Gets Smarter โ€“ Gen2 Warehouses & Cortex AISQL

โ€œThe best way to predict the future is to invent it.โ€ โ€” Alan KayAnd Snowflake? Theyโ€™re not just predicting the future of dataโ€”theyโ€™re building it. Recently, at a Snowflake event I attended, a wave of new announcements left me with a pleasant surprise. From AI-powered SQL to brainy warehouses that scale smarter than ever, Snowflake... Continue Reading →

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