Things You Need to Know About Hard Disk Drives: A Beginner’s Guide

Storage is crucial to have when you are a student, an employee, or even if you work on several things on the computer. Whether it’s a bunch of photos, videos, or data and files, storing their data in one convenient place is essential.

There are different types of disk drives that one can get for their storage needs. There are flash disk drives for portable and easy access to files, USB disk drives, and if you want to have a bigger storage capacity, you can get hard disk drives. Hard disk drives are generally used to connect to a computer, but it is not as portable as flash disk drives.

However, the most significant advantage of hard disk drives compared to other drives is the massive storage capacity that it offers. If you do not know anything about hard disk drives, here are some of the things you need to know about it. 

The First-Ever Hard Disk Drive

The first-ever released hard disk drive was launched in 1956, and it was only made limited for IBM computers. It was named 350 Disk Storage Unit at first, but it later had tons of other versions released, and a lot of people were interested in buying it. 

With its enormous success, IBM was able to branch out, release the hard drive to many other countries, and launch it in different companies. During that time, the drive was a bit heavy to bring around, and it approximately weighed about 1 ton. However, in 1969, hard drive production was canceled.  

Back in the days, buying a hard drive is not that easy. Not everyone can afford to buy one, unlike these days that people can buy it online or at a computer shop with a reasonable price that depends on how large its storage capacity is. 

In the past, when hard drives were first introduced, it can cost someone about $34,000 for them to get a hard drive. It was costly, and some of you might think it is not a good investment. People back then don’t find it reasonable to pay such a price, because, during that time, you got a hard drive for $34,000 or nothing at all. 

However, some companies offer hard drives for rent, and it costs about $1,200. The price isn’t also low, but it was one option that people could get for their storage and computer needs. Also, another fact about the $34,000 hard drive is it only offers 3.5 MB of space. 

Nowadays, hard drives have become a necessity, especially to companies for their IT departments, for working employees and students, and almost everyone in the world. Today, the most-used HDD is about 8 TB or 5 TB, and the most-recommended brand is Seagate. Through the years, the company’s storage capacity has increased drastically.

Samsung comes next to Seagate, and they also produce the best and high-quality hard drives. They offer the largest hard drive capacity that offers 16 TB of storage. They also have upgraded and newly innovated SSDs that offer up to 30 TB of storage capacity.

What is an HDD Sentinel?

An HDD sentinel is a combination of both a multi-operating system SSD and an HDD software. This device is used to analyze and monitor hard disk drives as they operate. The primary use of this is to check any problems in the hard drive, let the user know, and fix them immediately.

It also keeps track of how the hard drive is performing and documents its overall performance, including the issues that the hard drive might face, and lets the user know via alerts and notifications on the computer. This is the best way to ensure security and privacy when users use their hard drives and keep you close on your data. 

In shorter words, HDD sentinel is a single software that lets you see all kinds of disks, hard drives, and other drives without downloading any online tools. It is also the best way to guarantee that your data is safe and secured in the hard disk drive. 

An HDD sentinel’s price may vary depending on its brand. If you’re looking for one, here are some of the best brands of external HDD for your storage needs. Everything mentioned below is best-sellers and is most-recommended by many hard disk drive users. 

WD 2TB Elements Portable External HDD

This external HDD from Western Digital offers 1TB up to 5TB storage capacity. This is the best external HDD to get in the market because it offers space, but it also helps users clean up their laptops and computers so the HDDs can perform faster and more efficiently. 

This external HDD comes with a USB 2.0 and USB 3.0 that offers a quick and more convenient transfer of data. This hard drive features NTFS, and it only weighs around 4 ounces, making it portable and easy to bring around everywhere. The memory type of this external HDD is DDR3 SDRAM, and it runs on Lithium Polymer batteries. This portable external HDD is also compatible with Windows 7, 8.1, and 10.

Seagate Desktop 8TB External Hard Drive

This is the perfect solution to your storage needs because of its world-class performance on different laptops and computers. This external HDD from Seagate offers 8 TB storage space where you can easily drag and drop data transmission and will make your life easier and more convenient. 

This external HDD also has an automatic backup that will save and secure your valuable data up to the last bit. This is portable and only weighs about 2 lbs. It is one of the most lightweight desktop HDDs in the market as well. 


Having an external hard drive is very helpful, especially when you have lots of data that you need to keep. However, it is also essential to know the hard drive’s specification, where it is compatible, and how much storage does it offer. Remember to do your research and set the facts straight before deciding to buy an external hard disk drive.