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What is an External Hard Drive

Published

8 months ago

January 31, 2023

An external hard drive is a type of storage device that can be used to store and back up large amounts of data. These devices are typically connected to a computer or other device through a USB or FireWire cable and can be used to store everything from documents and photos to music and videos. In this article, we will take a step-by-step look at what an external hard drive is, how it works, and how you can use one to store and protect your data.

Step 1: Understanding the Basics of an External Hard Drive

An external hard drive is essentially a computer hard drive that has been designed to be used outside of a computer case. These devices typically come in a small, portable form factor and can be connected to a computer or other device through a USB or FireWire cable. The hard drive inside the external enclosure is usually a standard hard drive that is used in computers, and it is connected to a USB or FireWire controller that allows the drive to be used as an external device.

Step 2: How an External Hard Drive Works

An external hard drive works by using a standard hard drive that is connected to a USB or FireWire controller. The controller is responsible for translating the data that is sent to the hard drive into a format that can be read by the computer or other device that the drive is connected to. When you save a file to an external hard drive, the data is written to the hard drive, and the controller then sends the data to the computer or other device. When you open a file from the external hard drive, the controller retrieves the data from the hard drive and sends it to the computer or other device.

Step 3: Choosing the Right External Hard Drive

When choosing an external hard drive, there are a few things to consider. The first thing to consider is the amount of storage space that you need. External hard drives come in a variety of sizes, ranging from a few gigabytes to several terabytes. If you plan on storing a lot of large files, such as videos or high-resolution photos, you will want to choose a drive with a larger storage capacity.

Another thing to consider when choosing an external hard drive is the type of interface that the drive uses. The most common interfaces are USB and FireWire, and both of these interfaces are supported by most computers and other devices. USB is the most widely used interface, and it is also the most common interface found on external hard drives. FireWire is a faster interface, but it is not as widely supported as USB.

Step 4: Connecting an External Hard Drive

Connecting an external hard drive is a simple process that can be done in just a few steps. The first step is to connect the external hard drive to your computer or other device using the appropriate cable. If you are using a USB drive, you will need to use a USB cable, and if you are using a FireWire drive, you will need to use a FireWire cable. Once the cable is connected, the external hard drive should be automatically recognized by the computer or other device.

Step 5: Formatting an External Hard Drive

When you first use an external hard drive, it will need to be formatted. Formatting a hard drive is the process of creating a file system on the drive, which is necessary for the computer or other device to be able to read and write data to the drive. The most common file system used on external hard drives is NTFS, but other file systems such as FAT32 and exFAT are also commonly used.

Step 6: Choosing the Right Interface

Another important factor to consider when choosing an external hard drive is the interface that the drive uses to connect to your computer or another device. The most common interface for external hard drives is USB, which is supported by most computers and other devices.

Other interfaces that are commonly used include FireWire and eSATA. FireWire is typically faster than USB, but is not as widely supported. eSATA is similar to USB, but is typically faster and is mainly used for high-performance external hard drives.

Step 7: Consider the Speed

Another important factor to consider when choosing an external hard drive is the speed of the drive. Speed is measured in rotations per minute (RPM) and the faster the drive is, the faster it will read and write data.

The most common speeds for external hard drives are 5400 RPM and 7200 RPM. The 5400 RPM drives are generally slower but are more energy efficient and better suited for portable external hard drives. 7200 RPM drives are faster but require more power and are better suited for desktop external hard drives.

Step 8: Check the Warranty

It’s also important to check the warranty of the external hard drive you’re planning to buy. Most external hard drives come with a warranty that covers the drive for a certain period of time, usually 1-2 years.

This warranty is important because it protects you from any manufacturing defects that may occur with the drive. Some manufacturers also offer additional warranty options, such as extended warranties or accidental damage coverage.

Step 9: Choose the Right Brand

When choosing an external hard drive, it’s also important to choose a brand that you trust. Some of the most popular brands for external hard drives include Seagate, Western Digital, and Toshiba.

Wiki

What is eSIM (Electronic SIM Card)?

Published

6 months ago

April 7, 2023

The Digit News

Have you heard of eSIM lately? If you have one, an eSIM is a replacement for a physical SIM card that connects your phone to the cellular network, but an eSIM is much smaller.

The biggest difference between an eSIM and a regular SIM card is that the eSIM is pre-installed on the motherboard of the phone or other device. You don’t need to insert a physical SIM card anymore, and of course, you can’t remove it.

And indirectly this also means that you also can’t change your number or switch to another operator, because the information on the eSIM can be rewritten. It can all be done instantly and easily.

The similarities between an eSIM card and a SIM card are usually the same technology used and run on the same GSM network.

To use an eSIM, you must use an operator that already has the technology and network that can support it and of course, you must have a mobile phone or device that is compatible with eSIM.

Currently, most operators such as AT&T and T-Mobile in the United States have started using this technology, EE operators in the UK, currently, the operator that supports eSIM Smartfren.

Supported Devices with eSIM

In terms of devices that support eSIM, it seems that it is still limited, currently what is supported are devices that can be categorized as high-end devices, including:

iPhones :

iPhone 12 and iPhone 13 series
iPhone 11
iPhone XS
iPhone XR
iPhone SE

iPads

iPad 7
iPad Air 3
iPad Mini 5
iPad Pros
iPad Pro 2
Apple iPad Air 4
Apple iPad Pro 3

Android:

Google Pixel 2
Pixel 5a 5G
Pixel 6
Samsung Galaxy S20
Samsung S21
Samsung S22
Samsung Fold
Samsung Flip
Samsung Note20 Series.
Huawei P40 and P40 Pro`
Surface Duo from Microsoft
Moto Razr 2019

Wiki

What is a Virtual Private Server

Published

7 months ago

February 16, 2023

The Digit News

In the world of web hosting, Virtual Private Server (VPS) has become a popular choice for website owners who are looking for a flexible and cost-effective solution. A VPS is a virtual machine that is hosted on a physical server, which allows the user to have full control over their server environment, similar to a dedicated server. In this article, we will explain what a Virtual Private Server is, how it works, and its benefits.

What is a Virtual Private Server?

A Virtual Private Server is a virtual machine that is created on a physical server, which is partitioned into multiple smaller virtual servers. Each virtual server is isolated from one another, and the user is provided with complete root access to the operating system, which means the user can install any software or application they want, as long as it is compatible with the operating system.

A VPS is a combination of shared hosting and dedicated hosting. It provides the user with a dedicated operating system, which means that the user can install their applications and software without affecting other virtual servers hosted on the same physical server.

How does a Virtual Private Server work?

A VPS works by virtualizing the physical server, which means that it creates a virtual environment on top of the existing hardware. The virtualization software creates multiple virtual servers that are independent of one another, and the user is given full access to the operating system.

The virtualization software used in VPS hosting is called hypervisor. The hypervisor is responsible for creating and managing the virtual servers. It creates a virtual machine for each user, which is isolated from other virtual machines. This ensures that the user has complete control over their environment and that they are not affected by other users on the same physical server.

Benefits of a Virtual Private Server

There are several benefits of using a VPS, including:

Cost-effective

A VPS is a cost-effective solution compared to a dedicated server. The user can get the benefits of a dedicated server at a lower cost.

Scalability

A VPS is scalable, which means that the user can increase or decrease their resources as per their requirements. The user can upgrade their resources as their website grows, which ensures that they do not have to pay for resources they do not need.

Control

A VPS provides the user with complete control over their environment, which means that they can install any software or application they want.

Security

A VPS is more secure than shared hosting as the user has complete control over their environment. They can install security software and customize the server settings to enhance security.

Reliability

A VPS is more reliable than shared hosting as the user is not affected by other users on the same physical server. The user can customize their server settings to ensure maximum uptime.

Steps to set up a Virtual Private Server

Setting up a VPS is a straightforward process. Here are the steps to set up a VPS:

Step 1: Choose a VPS provider

The first step is to choose a VPS provider. There are many VPS providers in the market, and the user should choose the one that best fits their requirements.

Step 2: Choose the operating system

The user should choose the operating system they want to use. The most popular operating systems used in VPS hosting are Linux and Windows.

Step 3: Choose the resources

The user should choose the resources they want to allocate to their virtual machine. The resources include CPU, RAM, and storage.

Step 4: Configure the VPS

Once the user has chosen their resources, they should configure their VPS. The user should customize their server settings to ensure maximum uptime and security.

Step 5: Install applications

The user can now install any application or software they want on their virtual machine.

Wiki

What are the Different Types of Network Cables

Published

7 months ago

February 13, 2023

The Digit News

Network cables are the physical medium that connects computing devices to form a local area network (LAN) or a wide area network (WAN). There are several types of network cables that serve different purposes and have varying capabilities in terms of speed and data transfer rate.

Coaxial Cable

Coaxial cable is a type of network cable that is widely used in cable television systems, broadband internet, and other applications where high-frequency signals are transmitted. It is characterized by its characteristic cylindrical shape and an insulating layer that surrounds the core. Coaxial cable is made up of a central conductor surrounded by insulation, a metal shield, and a protective outer jacket.

Twisted Pair Cable

Twisted pair cable is a type of network cable that is widely used for voice and data transmission. It is made up of two or more insulated wires that are twisted together to reduce electrical noise and interference. The most common types of twisted pair cables are Category 5 (CAT5), Category 5e (CAT5e), and Category 6 (CAT6).

Fiber Optic Cable

Fiber optic cable is a type of network cable that uses light to transmit data over long distances. It is made up of a glass or plastic core surrounded by a cladding material and protective jackets. Fiber optic cable is known for its high bandwidth and high-speed data transfer rate, making it ideal for use in large-scale networks and high-speed data transmission applications.

Ethernet Cable

Ethernet cable is a type of network cable that is widely used for local area networks (LANs) and is the most common type of network cable used in homes and small businesses. Ethernet cables come in different speeds and categories, including Category 5 (CAT5), Category 5e (CAT5e), and Category 6 (CAT6).

Serial Cable

Serial cable is a type of network cable that is used to connect two devices together in a point-to-point configuration. It is commonly used to connect printers, modems, and other peripherals to a computer or network.

FireWire Cable

FireWire cable is a type of network cable that is used to connect high-speed devices such as digital cameras, camcorders, and external hard drives. It is known for its high speed and low latency, making it ideal for real-time data transmission.

In conclusion

There are several types of network cables each with its own unique features and capabilities. The type of network cable used depends on the specific requirements of the network, such as speed, data transfer rate, and distance. When choosing a network cable, it is important to consider the specific needs of your network and choose a cable that can meet those needs.