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Computer Hardware and Information Technology Infrastructure Computer hardware provides the underlying physical foundation for the firm’s IT infrastructure. Other infrastructure components—software, data, and networks— require computer hardware for their storage or operation. The Computer System A contemporary computer system consists of a. ACMP ©2006-2008 UAF Geophysical Institute A-3 Basic Computer Hardware and Software Printer: The printer takes the information displayed on the screen and prints it on paper. The most common types of printers are ink jet (left), which are typically used in homes and small businesses. Every computer is composed of two basic components: hardware and software. Hardware includes the Physical features, which are every part that you can either see or touch, for example: monitor, case, keyboard, mouse, and printer. Introduction To Computers: Hardware and Software In this section of notes you will learn about the basic parts of a computer and how they work. James Tam What Is Hardware?. A computer is made up of hardware. Hardware is the physical components of a computer system e.g., a monitor, keyboard, mouse and the computer itself. Hardware is a one-time expense. Software development is very expensive and is a continuing expense. Different software applications can be loaded on a hardware to run different jobs. A software acts as an interface between the user and the hardware. If the hardware is the 'heart' of a computer system, then the software is its 'soul'. COMPUTER HARDWARE Questions and Answers pdf free download,objective troubleshooting questions,multiple choice questions,lab viva,online quiz,test.
Software is a general term used to describe a collection of computer programs, procedures, and documentation that perform some task on a computer system. Practical computer systems divide software systems into three major classes: system software, programming software, and application software, although the distinction is arbitrary and often blurred. Software is an ordered sequence of instructions for changing the state of the computer hardware in a particular sequence. Software is typically programmed with a user-friendly interface that allows humans to interact more more efficiently with a computer system.
Hardware is best described as a device, such as a hard drive, that is physically connected to the computer or something that can be physically touched. A CD-ROM, computer display monitor, printer, and video card are all examples of computer hardware. Without any hardware, a computer would not function, and software would have nothing to run on. Hardware and software interact with one another: software tells hardware which tasks it needs to perform.
There are several differences between computer hardware and software.
You may have heard the words hardware and software before and wondered what the difference was. The hardware is all the tangible computer equipment, such as the keyboard and mouse. The software is what makes the hardware work or lets you get things done, such as writing documents with Microsoft Word or playing a Solitaire game.
Think of computer hardware as being like your television set and the shows that you watch as being like the software.
Hardware you’ll find on your computer
Software And Hardware
The hardware on your computer consists of
- A central processing unit (CPU), which is the very small, very high-tech semiconductor chip that acts as the brains of your computer. The CPU is stored in a computer tower along with the other nuts and bolts of your computer.
- A monitor, which displays images on its screen, such as the Microsoft Windows desktop or a document in a software program.
- A keyboard, which is similar to a typewriter keyboard. In addition to typing words, you can use a keyboard to give the computer commands.
- A mouse, which you also use to give your computer commands. You move the mouse around your desk with your hand, which moves a pointer around on-screen. Using this pointer, you can click items like buttons that cause an action or click the screen and drag the mouse to select text or an object to perform an action on it (such as deleting it or making the text bold).
- Peripherals, such as a printer, speakers, webcams, and microphones. These items may or may not come with your computer when you buy it, but your computer does come with slots (called ports) where you plug in various peripherals.
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Software that runs stuff on your computer
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Software (also known as programs or applications) is installed on your computer hard drive, which resides in the computer casing (either in your laptop or, for a desktop computer, in the computer tower).
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Here are a few basics about software:
Basic Computer Software And Hardware
- You use software to get your work done, run entertainment programs, and browse the Internet. For example, Quicken is a financial management program you can use to balance your checkbook or keep track of your home inventory for insurance purposes.
- Some programs come preinstalled on your computer; you can buy and install other programs as you need them. For example, there is always an operating system on a computer, because it runs all the other programs.Some programs are included with your operating system, such as Solitaire, an electronic version of the old favorite card game, which comes with Windows 10. Skype, a program that enables you to make online phone calls using your computer, is a popular program that you can find on the Internet and install on your computer yourself.
- You canuninstall programs you no longer need. Uninstalling unwanted programs helps to free up some space on your computer, which helps it perform better.Windows 7 virtual wifi miniport adapter. Basically, Virtual WiFi is a technology that virtualizes your network adapter much in the same way VMWare virtualizes your entire operating system. Once virtualized, you can basically convert one physical wireless adapter into two virtual ones. Microsoft virtual wi-fi Miniport adapter is the latest addition to Windows operating system which virtualizes your network adapter and converts one physical wireless adapter into two or more virtual adapter. The first one can be used as a normal wireless network adapter (to connect the PC to a network) when the second virtual wi-fi adapter can be used to connect to another ad-hoc network or to create a wi-fi. Mar 04, 2019 What is the Microsoft virtual WiFi miniport adapter. The Microsoft virtual WiFi miniport adapter has been around since Windows 7 and features on laptops and mobile devices with WiFi cards. It is a virtual adapter that allows Windows to split a network in two, either to act as a wireless bridge or WiFi hotspot.
- Some software programs called utilities exist to keep your computer in shape. An antivirus program is an example of a utility used to spot and erase computer viruses from your system. Your operating system (such as, Windows 10 Home Premium, which also includes some utilities, like the Windows Defender program. Windows Defender protects your computer from unwanted intrusion by malicious programs called spyware.