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Computer

en.wikipedia.org/wiki/Computer

A computer is a device that can be instructed to carry out an arbitrary set of arithmetic or logical operations automatically. Their ability of computers to follow a ...

Computers: PC, Laptop & Tablet Options - Best Buy

www.bestbuy.com/site/electronics/computers-pcs/abcat0500000.c?id=abcat0500000

Get a computer designed to meet your needs, including laptops, desktops, all-in- one computers, monitors, and computer hardware at Best Buy.

Computers: Compare, Buy, and Review on Amazon.com

www.amazon.com/computer-pc-hardware-accessories-add-ons/b?ie=UTF8&node=541966

Amazon.com offers the largest selection and great prices on computers and computer accessories from top brands including Apple, HP, Dell, and more.

Computers - Walmart.com

www.walmart.com/cp/computers/3951

Find your next computer at Walmart.com. Shop laptops, desktops, netbooks, ultrabooks and tablets at Every Day Low prices.

Laptops, Tablets & Desktop Computers, 2 in 1's & More - Newegg.com

www.newegg.com/Computer-Systems/Store

Shop Laptops, Tablets, Desktop, All-in-One and 2-in-1 PCs from leading brands HP, Acer, Lenovo, ASUS and more with fast-shipping! Once you know, you ...

Desktop Computers at Office Depot OfficeMax

www.officedepot.com/a/browse/desktop-computers/N=5 967583/

Office Depot OfficeMax's wide selection of desktop computers features everything from all-in-one computers to mini PCs. Shop for your desktop today.

Computers: PCs, Tablets, Laptops and More | Microsoft Store

www.microsoftstore.com/store/msusa/en_US/cat/All-PCs-tablets/categoryID.69404700

Find the perfect PC. From desktop computers to laptops and tablets, the Microsoft Store offers powerful devices for all that you do.

Computers at TigerDirect.com

www.tigerdirect.com/sectors/category/computers.asp

TigerDirect.com is your source for lowest computer prices in the industry!

Dell Official Site

www.dell.com/

Name brand computer retailer. Ability to custom build and order a system on-line.

Computers — Desktop PCs, Laptops, Tablets & More — QVC.com

www.qvc.com/electronics/computers/_/N-mgmy/c.html

Find the perfect personal computer at QVC! Browse our high-tech tablets, desktop PCs, eReaders, laptops, all-in-one computers, accessories & more.

Answers
A computer system is a functional unit, consisting of one or more computers and associated software, that uses common storage for all or part of a program, executes user-written or user-designated programs, and performs user-designated data manipulation.