computers test 4

programs that are running but not in use

programs with which the user currently is interacting

the amount of data, instructions, and information that can travel over transmission media

the time it takes a signal to travel from one location to another on a network

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test that measures the performance of hardware or software

the process of starting or restarting a computer or mobile device

error in a program

desktop operating systems that work in conjunction with a server operating system

network in which one or more computers act as a server, and the other computers on the network request services from the server

physical transmission media that consists of a single copper wire surrounded by at lest three layers1)an insulating material2)a woven or braided metal3)a plastic outer coating

User interface in which users type commands represented by short keywords or abbreviations or press special keys on the keyboard to enter data and instructions

an application that runs the same on multiple operating systems

perform s specific service and can be placed with other dedicated servers to perform multiple services

a communication device that converts digital signals to analog signals and analog signals to digital signals, so that data can travel along an analog phone line

tool that searches for and removes unnecessary files

(Digital Subscriber Line) broadband internet connection provided through the telephone network via a DSL modem

a broadband modem that sends digital data and information from a computer to a DSL line and receives digital data and information from a DSL line

physical transmission media that consists of dozens or hundreds of thin strands of glass or plastic that use light to transmit signals

tool that shrinks the size of a file

A handheld, mountable, or embedded device that contains an antenna, a radio receiver, and a processor

computer power option that saves any open documents and running programs or apps to an internal hard drive before removing power from the computer or device

any computer that provides services and connections to other computers on a network, also called a server

a wireless network that provides internet connections to mobile computers and devices

a device that provides a central point for cables in a network

microsoft's browser

a worldwide collection of computer networks that connects millions of businesses, gov't agencies, educational institutions, and individuals.

one of the largest internet security threats, where cyberthieves tap into home routers or cable modems and can use the connection to commit illegal acts

Infrared data association: standard to transmit data wirelessly to each other via infrared light waves

A device or program that enables a computer to transmit data over transmission lines such as telephone or cable: __

the configuration of computers, devices, and media in a network

an electrical disturbance that can degrade communications

a simple, inexpensive network that typically connects fewer than 10 computers

component of the system unit converts wall outlet AC power to the DC power that is used by a computer

software that is privately owned and limited to a specific vendor or computer or device model

a standard that outlines characteristics of how two devices communicate on a network

(information processing) an ordered list of tasks to be performed or messages to be transmitted

device that accepts the transmission of data, instructions, or information

a network topology in which a cable forms a closed loop, with all computers and devices arranged along it

a communications device that connects multiple computers or other routers together and transmits data to its correct destination on a network

device that initiates an instruction to transmit data, instructions, or information

often used by embedded computers

allows only one program or app to run at a time

a special purpose computer that functions as a component in a larger product

microsoft's cloud server