Students complete assign-ments and conduct research on computers in labrooms, at home, or elsewhere.
A Web cam is a digital video camera thatallows you to create movies or take picturesand store them on the computer instead of ontape or film.
The term, PC-compatible, refers to any personal computer based onthe original IBM personal computer mpanies such as lagos state tenancy law 2011 pdf Dell, HP, and Toshibasell PC-compatible computers.
EarbudsFigure 1-22 The iPod, shown here, is a popular portable media gure 1-23 With adigital camera, users canview photographed imagesimmediately through a smallscreen on the camera to see ifthe picture is worth keeping.Digital CamerasFor more information, visitthe Computer ConceptsCourseMate Web site m,navigate to the Chapter 1Web Link resource for thisbook, and then click DigitalCameras.Speed: When data, instructions, andinformation flow along electronic circuitsin a computer, they travel at incredibly fastspeeds.Because of the increase in smart phone sales and theease with which individuals can send text messages, approximately two billion text messages are sent each r more information, visit the Computer Concepts CourseMate Web site at m,navigate to the Chapter 1 FAQ resource for this.Due to rapidlychanging technology, however, the distinctionamong categories is not always clear-cut.Drives and readers/writers, whichare types of storage devices (Figure 1-3 on theprevious page accept a specific kind of storagemedia.
With themouse, you control movement of a small symbolon the screen, called the pointer, and you makeselections from the screen.
For example, students can take a classon the Web.
Some parentsclaim that the government should interveneto ensure better monitoring of inappropri-ate behavior.
Speakers allow you to hear music, voice, andother audio (sounds).System UnitThe system das lied von eis und feuer ebook kostenlos unit is a case that containsthe electronic components of the computerthat are used to process data (Figure 1-3).The circuitry of the system unit usually is partof or is connected to a circuit board.
Some transmissionmedia, such as satellites and cellular radio net-works, are wireless, which means they have nophysical lines or gure 1-5 A DVD in a DVD gure 1-4 Hard disks areself-contained devices.
Thehard disk shown here must beinstalled in the system unit beforeit can be used.
Introduction monopoly city rules pdf to Computers Chapter 1 15Computer SoftwareSoftware, also called a program, consists of aseries of related instructions, organized for acommon purpose, that tells the computer whattasks to perform and how to perform them.With online banking, users access account balances, pay bills, and copymonthly transactions from the banks computerright into their personal ny financial institutions Web sites alsooffer online banking.Figure 1-3 shows somecommon computer hardware put DevicesAn input device is any hardware componentthat allows you to enter data and instructionsinto a computer.A CD can hold from 650 million to1 billion characters.These computersperform various functions, depending on therequirements of the product in which theyreside.Therapeuticrecreation with the Wiis sports gamesmay help patients recovering from strokes, fractures, and combat searchers in a testing lab in Californiaare experimenting with using the Wiismotion-activated controls in non-gamingapplications, such as allowing doctors toexplain X-ray images to r more information, visit the ComputerConcepts CourseMate Web.Most netbooks cost less thantraditional notebook computers, usually only afew hundred dollars.A terminal is a device with amonitor, keyboard, and inframesA mainframe is a large, expensive, powerfulcomputer that can handle hundreds or thou-sands of connected users simultaneously (Figure1-26).Military and other agency officials usethe.S.E-Book Readers An e-book reader (shortfor electronic book reader or e-reader, is ahandheld device that is used primarily for read-ing e-books (Figure 1-20).Wearing hidden embedded computers can helpthe elderly and people recovering from accidentsand surgeries monitor their walking stride andpace.Web FAQ (frequently asked question) helps youfind answers to commonly asked questions.Enterprises typically have e-commerceWeb sites, allowing customers and vendorsto conduct business online.