What is a computer? | Types of the Modern Computer
What is a computer?
A Computer is an electronic device that manipulates information or data. It’s the power to store, retrieve, and process data. You will already recognize that you just can use a computer to type documents, send emails, play games, and browse the Web. You’ll additionally use it to edit or produce spreadsheets, documents, presentations, and even videos.
Hardware vs software
Before we communicate the distinctive varieties of computer systems, let’s communicate about things that all computer systems have in common: hardware and software programs.
Hardware is any part of your computer that has a physical structure, inclusive of the keyboard or mouse.
Software is any set of commands that tells the hardware what to do and the way to do it. Examples of software programs consist of net browsers, games, and word processors.
Everything you do on your pc will depend on each hardware and software program. For example, proper now you’ll be viewing this lesson in an internet browser (software program) and the usage of your mouse (hardware) to click on from web page to web page. As you study distinctive varieties of computer systems, ask yourself about the differences in their hardware.
What are the different types of computers?
When we hear the word computer, we only think of a personal computer such as a desktop or PC and laptop. However, in the modern age computers come in many shapes and sizes, and they perform many different functions in our daily lives. For example, when you withdraw cash from an ATM, scan groceries at the store, or use a calculator, you’re using a type of computer.
Desktop computer system
Most people use desktop computers at offices, homes, schools, and universities. These computers are designed to be placed on a desk, and they’re typically made up of different parts, such as a monitor, keyboard, and mouse.
Laptop computer system
The type of computer system you may be familiar with is commonly called a laptop. These computer systems are battery-powered that are more portable than PC, allowing you to use them almost anyplace.
The advanced computer or Tablets are handheld computers that are even more portable than laptops. Instead of a keyboard and mouse, these use a touch-sensitive screen for typing and navigation. For example, the iPad, which is an advanced computer type.
A server is a device that serves up information to other computers on a network. For example, whenever you use the Internet, you’re looking at something that’s stored on a server and then transmitted. Many businesses also use local file servers to store and share data fast.
Other types of computers
In the modern age, many electronics are basically specialized computers, though we don’t always think of them that way. A few are the common examples below.
Smartphones: Cell phones can do a lot of things as computers can do, including browsing the Internet, data storage, processing, and playing games. Thatswhy, they are often called smartphones.
Wearables: This is a general term used for a group of devices, including fitness trackers and smartwatches that are designed to be worn throughout the day. These devices are called wearables.
Game consoles: In the modern age, a mostly used device, that is a specialized type of computer used for playing video games on your TV.
PCs and Macs: In the modern age, computers come in two main styles PC and Mac. These two are fully functional, but the difference is only looks, style, and feel.
PCs begin with the original IBM form that was introduced in 1981. Many companies began creating similar computers, which were called IBM PC Compatible. In this age, this is the most common type of personal computer, which typically includes the Microsoft Windows operating system.
The Mac was introduced in 1984, and it was the first widely sold personal computer with a graphical user interface. All Macs are designed by one company (Apple), and they use the Mac OSX operating system for this device.