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70 Cards in this Set
- Front
- Back
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what is application sofware?
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programs designed to make users more productive
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how is software distributed?
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-packaged software
-custom software -freeware -shareware |
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programs that control the operations of the computer is called...?
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system software
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software that assists people in becoming more effective and efficient is called...?
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business software
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what is a software suite and its advantages?
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a collection of individual programs sold as a single package
*lower cost & ease of use |
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what is project management software?
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allows you to plan, schedule, track and analyze the events,resources, and cost of a project
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what is accounting software?
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helps companies record and report their financial transactions
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what is enterprise computing software?
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large organizations require special computing solutions
-each functional unit has specialized software requirements |
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what is web page authoring software?
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allows users of all skill levels to create web pages
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what software facilitates communication?
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email, FTP, web browsers, chat rooms, news group, instant messaging
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what is a ASP?
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Application Service Provider
1. third party organization that manages and distributes software and services on the web 2.allows companies to outsource information technology needs |
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what is web based training?
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self directed, self paced instruction on a topic on the web
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what is system software and what 2 types are there?
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programs that maintain operation of a computer
1.operating system 2.utility programs |
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what are 4 funtions of the operating system?
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-start the computer
-provide a user interface -manage programs -manage memory |
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what is a cross platform application?
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runs identically on muliple operating systems
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what is booting and what are the two types?
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process of starting and restarting a computer
-Cold Boot: turning on computer that has been powered off -warm boot: restarting computer that is powered on |
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what is a recovery disk? backup utility?
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-contains system files that will start computer when computer cannot boot
-copies selected files or entire hard disk onto another disk or tape |
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what is a user interface? graphical user interface?
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-controls how you enter data and instructions and how information displays on screen
-user interacts with menus and visual images such as icons and buttons |
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what is memory management?
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optimizing use of random access memory
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what is spooling?
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sending print jobs to buffer instead of directly to printer
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what is device driver?
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program that tells operating system how to communicate w/ device
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this operating system automatically cionfigures new devices as you install them...?
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plug and play
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this assesses and reports information about system resources and devices?
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performance monitor
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what is a network operating system?
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allows users to share printer, internet access, files and programs on a network
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what is utility program?
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system software that performs maintenace type tasks
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what is a personal firewall?
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detects and protects a personal computer from unauthorized intrusions
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what is a disk defragmenter?
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recognizes files and unused space on hard disk so programs run faster
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what are some characteristics of operating systems?
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device dependent, device independent, downward compatible, upward compatible, proprietary software
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what are 3 categories of operating systems?
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embedded, network, stand alone
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what is a DOS? why is is hardly used today?
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Disk Operating System
-developed in early 1980s for PC -does not offer a GUI, it used command line interface when first developed |
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what is windows XP? what are the 5 editions that it is offered as?
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microsofts fastest and most reliable windows operating system
1.Home edition 2.Professional edition 3.Tablet PC 4.Media Center Edition 5.64 -Bit edition |
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what is a Mac OS X?
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available only for computers manufactured by Apple
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what is a UNIX?
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-used by power users because of its flexibility and power
-both a stand alone and operating system |
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what is a Linux?
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-popular, free, multi tasking UNIX type operating system
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what are examples of networking operating systems?
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-netware, solaris, unix/linux, windows server 2003
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what are 2 operating systems for PDAs?
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-windows mobile: for pocket PC
-Palm OS: for palm, visor, and CLIE |
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what is a Symbion OS?
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open source, multi-tasking operating system designed for smart phones
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what are file compression utility? what are 2 popular utiliteis?
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shrinks size of files to free up room and performance
-PKZIP and WinZIP |
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what are computer communications?
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process in which 2 or more computers or devices transfer information, data, and instructions
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what are some uses of the internet communication?
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chat rooms, email, instant messaging, web, FTP, newsgroups
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what is a network?
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collection of computers and devices connected via communication devices and transmission media
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what is a LAN?
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Local Area Network
-network in limited geographical area such as home or office |
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what is WAN? what is the world's largest network?
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Wide Area Network
-network that covers large geographic area -Internet |
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what is a client/server network?
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one or more computers act as a "server" and other computers or "clients" access server
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what is a peer to peer network?
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simple network that connects fewer than 10 computers....each has equal capabilities
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what is internet peer to peer (P2P)?
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enables users to connect to each others hard disks and exchange files directly
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what is a bus network? What are the 3 popular topologies?
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all computers connect to central cable or bus
-bus, ring, and star |
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what is a ring network?
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cable forms closed ring, or loop, with all computers and devices arranged along ring
*data travels from device to device around entire ring, in one direction |
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what is a star network?
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all devices connect to a central device called a hub.
-all data transferred from one computer to another passes thru the hub |
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what is an intranet?
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1.internal network that uses internet technologies
2.makes information accessible to employees 3.typically includes connection to internet |
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what is an extranet?
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allows customers or suppliers to access part of the company's inranet
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what is a token ring and ethernet?
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-technology controls access to network by requiring devices to pass a special signal calld a token
-technology allows computers to contend for access to network |
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what is TCP/IP and 802.11?
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Transmission Control Protocol/ Internet Protocol
-technology transmits data by breaking it up into small pieces, or packets -is family of standards for wireless LANs (ex. transfer rates) |
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what is a blue tooth?
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short- range radio waves transmit data between bluetooth devices
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what are IrDA, RFID, and Wireless Application Protocol (WAP)?
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-specification allows data to be transferred wirelessly via infared light waves
-Radio Frequency Identification uses radio signals to communicate with a tag placed in an object -wireless application protocol allow wireless mobile devices to access internet |
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what is a dial- up line?
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temporary connection using telephone line for communications
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what is a dedicated line?
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always on connection between two communication devices
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what is a dial up modem?
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converts digital signals to dial up signals and vice versa
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what is a cable modem?
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sends and recieves data over cable tv network and is faster than dial up
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what is wireless modem?
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allows access to the web wirelessly from a notebook computer, a PDA, a smart phone, or other mobile devices
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what is a network card?
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adapter card, pc card, or or compact flash card that enables computer or device to access network
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what is wireless access point?
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central communicatons device that allows computers and devices to transfer data wirelessly amoung themselves or to wired network
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what is a router?
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connects computers and transmits data to correct to correct destination on network
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what is a hub?
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-device that provides central point for cables
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what is a home network? what are 3 types of home networks?
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multiple computers connected in home
-ethernet, powerline cable, home radio frequency |
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what is a communication channel? what is bandwidth?
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transmission media in which data travels in communications system
-is amount of data that can travel over channel |
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what is physical transmission media?
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wire, cable, and tangible materials used to send communications signals
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what are twisted pair cable and coaxial cable?
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-used for telephone systems and networking cables
-often used for cable tv wiring |
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what is fiber optic cabling?
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-cable of carrying more data at faster speeds than wire cables
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what is wireless trasmission media?
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used when inconvenient, impracticle, or impossible to install cables
*includes Bluetooth and IrDA |
