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61 Cards in this Set

  • Front
  • Back
also called a binary digit, represents data using technologies that can be set to one of two states with each state being assigned a 1 or 0
Bit
technologies and devices based on digits (numbers) that includes devices such as PCs, cell phones, digital cameras, and digital music players
Digital
a group of eight bits
Byte
Information as compared to data
Data --> Processing --> Information
telecommunications that connect two or more computers with the internet being the largest
Networks
large computers that power network systems and internet services that provides information to users and runs all day, everyday. Come in many sizes (midrange and mainframes)
Servers
the world's largest public computer network that contains a network of networks and provides a vast array of services
Internet
the internet service that provides convenient access to information through hyperlinks
WWW
an area of computer science that deals with simulating human thought and behavior in computers
Artificial Intelligence
empowers computers to control mechanical devices to perform tasks that require a high degree of precision or are tedious or hazardous
Robotics Technology
includes music, videos, graphic art, animation, and 3D graphics stored and processed in digital format
Digital Media
rules that allow two or more computers to communicate over a network and allows several services to use the network simultaneously without collision
Network Protocol
influence of networked economy on business
(1) Leveled the playing field
(2) Reversing the way of communications
(3) Speed made time scarce more than capital
computer system that makes use of hardware, software, databases, telecommunications, people and procedures to manage and distribute digital information
Information System
synchronizes all computer operations with each tick being a machine cycle and a faster clock speed means the CPU can execute more instructions each second
System Clock
one million ticks
one billion ticks
MHz
GHz
number of bytes that a processor can handle simultaneously
Word Size
number of bits that a CPU can process at once
Word Length
when technology becomes an integral part of our living so people don't notice it
Ubiquitous Computing
compared to the human nervous system
Operating System
designed to meet the need
Hardware
protection from hackers and intruders; competes with USB as a standard for connecting devices to PCs
Firewall
what we do to video, audio, pictures, etc to be able to store them in digital files and process them
Digitize Media
have embedded computers that allow business people to read and send email and link to their computers and computer systems
Smart Phones
used to accommodate a smart phone and synchronizes to the computer in order to update the business files
Docking Station
the code representing keyboard text characters
American Standard Code for Information Interchange (ASCII)
sufficient data representation for English and Western European languages
Extended Binary Coded Decimal Interchange System (EBCDIC)
used for other languages using 2 bytes (65,000 codes)
Unicode
when several technologies are available in one single machine
Convergence
an area of the computer that temporarily holds data before and after it is processed (as you type characters)
RAM (random access memory)
semi-permanent storage for information that may change; runs on battery power and is able to keep the time and date
CMOS (Complementary Metal-Oxide Semiconductor)
permanent storage for data and instructions
ROM (read only memory)
execution of instruction that involves two phases:
(1) instruction phase (fetch and decode)
(2) execution phase (execute and store)
Machine Cycle
allows all computers of a company to team up in processing the same application
Grid Computing
most popular format for writable CDs
CD-RW
able to read smaller pits which allows for greater capacity and uses magnetic storage
HD DVD and Blue-Ray
stores up to 700MB of data as optical media
CD-ROM (compact disk read only memory)
stores bits and bytes more permanently that RAM using magnetic tape (i.e. credit card)
Magnetic Media
links together many storage devices over a network and treats them as one large disk
SAN (Storage Area Network)
a second system of disks to maintain a backup copy of the data stored on the primary disks
RAID (redundant array of independent disks)
uses optical lasers to burn pits into the surface of a highly reflective disk
Optical Technology
stores data using transistors without the need for electricity (i.e. flash drives)
Solid State Technology
assists in capturing and entering raw data
Input Devices
used to observe results of computer processing
Output Devices
where CPU begins executing a new instruction before completing the first one resulting in faster processing
Pipelineing
uses multiple processors simultaneously to execute a program causing a speed in processing time
Parallel Processing
uses hundreds of thousands of processors operating together
Massive Parallel Processing (MPP)
consists of adding specialized processors to help the main processor in handling specific tasks and enhances processing speed considerably
Co-processing
part of a multicore design that houses more than one CPU on a chip
Dual Core Processor
provides power lines and a connection to computers for data transfer
USB
usually starts with determining the needs of a workstation
New Information System Design
a popular technology that allows phone conversations to travel over the internet and other data networks
VoIP
the set of programs that coordinate the activities of the hardware
System Software
consists of programs written to perform tasks or solve problems
Application Software
can store permanently over 4GB vs. 0.7GB
DVD vs. CD
the types of computer that control automatic doors, washing machines, elevators, and automobile systems
Embedded Computers
enabled computers to perform highly sophisticated tasks such as speech recognition
Faster Processors
uses registers to perform calculations and control unit supervises all the processor work
ALU
portion of memory used by processor to store frequently accessed items; access more quickly that RAM
Cache
makes it possible for computers to manipulate simple "on/off" signals to perform complex tasks
Digital Electronics
uses transistors to store data without any need for moving part
Flash Memory