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Computer Hardware And Software

The information covered in this eBook include (but not limited to) are Hardware – physical devices that make up a computer (or computer system) Software – set of instructions that hardware executes to carry out a specific task for you, Storage devices – store information for use at a later time (magnetic, optical, flash), CPU – hardware that interprets and executes software and coordinates all hardware.

Personal digital assistant (PDA) – small handheld computer for personal tasks like appointment scheduling and address book maintenance, Tablet PC – pen-based computer with the functionality of a notebook or desktop, Notebook computer – small, portable, fully functional, battery-powered computer, Desktop computer – most popular type of personal computer.

Minicomputer (mid-range computer) – meets needs of several people simultaneously in a small or medium-sized business, Mainframe computer – meets needs of hundreds of people in a large business, Supercomputer – fastest, most powerful, and most expensive type of compute.

Describe the roles of operating system software and utility software as components of system software. Define the purpose of each of the six major categories of hardware.

Utility Software – adds functionality to operating system software, Anti-virus software – detects and removes or quarantines computer viruses, Crash-proof software – helps save information if your system crashes, Uninstaller software – removes software from your hard disk, Disk optimization software – organizes information on your hard disk, Spam blocker – filters unwanted e-mail.

File Type: PDF
File Size: 1.17 MB
Total Pages: 81

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