An electronic device, operatingunder the control of instructions stored in its own memory
What is the Information Processing Cycle
A computer contains many electric, electronic, and
Give 5 hardware in a computer system.
Input Device, Output Device, System unit, Storage device, Communication device
This hardware allows you to enter data and instructions into a computer
Hardware component that conveys information to one or more people
Hardware component case that contains the electronic components of the computer that
Hardware component that records (writes) and/or retrieves (reads) items to and from storage
Hardware component that enables a computer to send and receive data, instructions, and
Give 5 advantages of using a computer
SpeedReliabilityConsistencyStorage Communications
Give 5 disadvantages of using a computer
Health RisksViolation of PrivacyPublic SafetyImpact on Labor Force Impact on Environment
It involves reducing the electricityconsumed and environmental waste generated when using a computer
Give 4 strategies of green computing
RecyclingRegulating manufacturing processesExtending the life of computers Immediately donating or properly disposing of replaced computers
It is a collection of computers and devices connected together, often wirelessly, via communications devices and transmission media
it is a worldwide collection of networks thatconnects millions of businesses, government agencies, educational institutions, and individuals
____, also called a ____ tells thecomputer what tasks to perform and how to perform them
What are the 2 types of software?
System software and application software
What are the 2 types of system software?
Operating system and utility program
It is the process of setting up software towork with the computer, printer, and other hardware
developssoftware or writes theinstructions that directthe computer toprocess data into information
What are the 7 categories of computers?
Personal computers, Mobile computers and mobile devices, Game consoles, Servers, Mainframes, Supercomputers, Embedded computers
It is a personal computer youcan carry from place to place
It is a computing device smallenough to hold in your hand
It is a mobile computing device designed for single‐player or multiplayer video games
It is a controls access to the hardware, software, and other resources on a network.
It is a large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously
It is the fastest, most powerful computer
It is a special‐purpose computer that functions as a component in a larger product
What are the 5 elements of an information system?
Hardware, Software, Data, People, Procedures
What are the 8 computer applications in the society?
EducationFinanceGovernmentHealth CareSciencePublishingTravel Manufacturing
Give 5 examples of computer usage
Home UserSmall Office UserMobile UserPower User Enterprise User
It describes a process in which two or more computers or devices transfer data, instructions, and information
Give the process of computer communications?
Sending device - Communication channel - Receiving device
Give 15 uses of computer communications
WebWeb 2.0Web folderInternetWikisEmailFaxBlogsChat roomsInstant messagingVideo conferencingNewsgroupsVoIPFTP RSS
It allows users to send and receive short text messages on a phone or other mobile device or computer
It allows users to send pictures and sound files
It allows users to send short video clips
It allow people to connect wirelessly to the Internet from home, work, school, and in many public locations
Wireless Internet access points
It is a coffeehouse, restaurant, or other location that provides personal computers with Internet access to its customers
It is a navigation system that consists of one or more earth-based receivers that accept and analyze signals sent by satellites in order to determine the GPS receiver’s geographic location
It is a Web application that combines services from two or more sources
It is a collection of computers and devices connected together via communications devices and transmission media
What are the 5 advantages of a network?
Facilitating communicationsSharing hardwareSharing softwareSharing data and information Transferring Funds
It is a network that connects computers and devices in a limited geographical area
It is a LAN that uses no physical wires
It connects LANs in a metropolitan area
Metropolitan area network (MAN)
It is a network that covers a large geographical area
It describes an Internet network on which users access each other’s hard disks and exchange files directly over the Internet
It refers to the layout of the computers and devices in a communications network
It is an internal network that uses Internet technologies
It allows customers or suppliers to access part of its intranet
Give 10 communication standards
EthernetToken ringTCP/IPWi-FiBluetoothUWBIrDARFIDWiMAX WAP
It is a network standard that specifies no computer controls when data can be transmitted
It standard specifies that computers and devices on the network share or pass a special signal
It is a network standard that defines how messages are routed from one end of a network to another
It identifies any network based on the 802.11 standard that facilitates wireless communication
It has a transfer rate of 1 or 2 Mbps
It has a transfer rate of up to 54 Mbps
It has a transfer rate of up to 11 Mbps
It has a transfer rate of 54 Mbps and higher
It has a transfer rate of 108 Mbps and higher
It uses short-range radio waves to transmit data
It uses short-range radio waves to communicate at high speeds
It transmits data wirelessly via infrared (IR) light waves
It uses radio signals to communicate with a tag placed in or attached to an object, animal, or person
It is any type of hardware capable of transmitting data, instructions, and information between a sending device and a receiving device
It uses the cell phone network to connect to the Internet wirelessly from a notebook computer, a smart phone, or other mobile device
It enables a computer or device to access a network
It is a central communications device that allows computers and devices to transfer data wirelessly among themselves or to a wired network
It connects multiple computers or other routers together and transmits data to its correct destination on a network
It connects several devices in a network together
What are the 3 types of wired home networks?
EthernetPowerline cable Phoneline
The amount of data that can travel over a communications channel sometimes is called the ________
It is the time it takes a signal to travel from one location to another on a network
It carries one or more signals
It transmit multiple signals simultaneously |
What is a computer that functions as a centralized storage location for shared information called?
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