---
title: "Which primary checks that are performed by post?"  
description: "Which primary checks that are performed by post?"  
author: "Sandra Emily"  
published: 2022-05-09  
canonical: https://answers.mindstick.com/qa/97215/which-primary-checks-that-are-performed-by-post  
category: "troubleshooting"  
tags: ["troubleshooting", "computer hardware", "computers"]  
reading_time: 1 minute  

---

# Which primary checks that are performed by post?

Which [primary](https://www.mindstick.com/blog/213/keys-in-database) checks that are performed by post?

## Answers

### Answer by Hitesh Vohra

## Primary checks that are performed by post:

- The [**CPU**](https://answers.mindstick.com/qa/96714/which-cpus-support-windows-11) registers have been checked.
- The integrity of the BIOS code is tested, as well as the basic components such as the DMA and timer.
- The memory of the system is inspected and confirmed.
- All of the system buses have been found, catalogued, and activated.
- After that, the BIOS is set up.
- Prepare the environment that the OS requires to run.\
- The majority of the checks are done on: Processors, storage devices, and memory are examples of hardware elements. Keyboards and other peripheral devices are basic system devices. Processor Registers

- DMA stands for Direct Marketing Association (Direct Memory Access) Interrupt timer controller \

## Read More: [Explain POST?](https://answers.mindstick.com/qa/97216/explain-post)


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Original Source: https://answers.mindstick.com/qa/97215/which-primary-checks-that-are-performed-by-post

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