The semiconductor industry revolves around them - EDA - the software to make chips

System On Chip verification strategy and styles are very different from block-level efforts. We'll have tests that simulate cores to make them execute code from RAM, have transactions across DMA's, peripherals and have various scenarios between multiple masters and slaves interacting with each other. 

For all beginners to the world of VLSI or chip design verification. Browse through the list of posts to get an introduction to what verification is all about.