Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
26 Cards in this Set
- Front
- Back
|
What is the Technology Life Cycle?
|
-Problem
-Solution -Service -Competition -Obsolete |
|
|
People who develop new technologies and who use the technology innovatively.
|
Digital Entrepreneur
|
|
|
Why study information systems from an end-user perspective?
|
-Enhance personal productivity
-Increase your opportunities for success |
|
|
Why study information systems from an enterprise perspective?
|
-Efficient operations
-Effective management -Competitive advantage |
|
|
A term used to refer to a wide variety of items and abilities used in the creation, storage, and dispersal of data, information, and knowledge.
Its three main components are computers, communications networks, and know-how. |
Information Technology
|
|
|
Receive signals from outside the computer and transfer them into the computer. Most common are the computer keyboard and mouse.
|
Inpurt devices
|
|
|
Most important part of any computer. Accepts instructions and data, decodes and executes instruction, and stores results in memory for later display.
|
Central processing unit or CPU
|
|
|
Two types forum internal memory:
|
RAM (random access memory) and ROM (read-only memory)
|
|
|
Most commonly computer monitors and printers, deliver information from the computer to a person.
|
Output devices
|
|
|
Personal computing, work station, network server.
|
Microcomputers
|
|
|
Departmental and workgroup systems, network server, workstation
|
Minicomputers
|
|
|
Enterprisewide systems, transaction processors. Data mining and warehousing.
|
Mainframes
|
|
|
Billions to trillions of operations per second. Parallel processing. Scientific calculations.
|
Supercomputers
|
|
|
A computer network used for communication among computer devices close to one person. The devices may or may not belong to the person in question. The reach is typically a few meters.
|
Personal Area Network (PAN)
|
|
|
United States Army program in 07 that will use a combination of commercial, off the shelf technology and current-issue military gear and equipment designed to integrate small arms with high-tech equipment, provide communications and command and control at the infantry soldier level, and look at the individual infantry soldier as a complete unit.
|
Land Warrior
|
|
|
Detect and notifies you of other imity users as well as bluetooth enabled phones in your vicinity by vibrating your phone. Deliver alerts for select people/friends whenever you come across them.
|
Imity
|
|
|
Parallel processor systems.
|
CPU
|
|
|
Arrays of disk drives that provides a fault tolerant capability by storing multiple
|
RAID (Redundant Arrays of Inexpensive Disks)
|
|
|
A system for tagging and identifying objects. Antenna to send and receive signals.
|
RFID (Radio Frequency Identification)
|
|
|
A doubling in the number of transistor per integrated circuit every 18 to 24 months.
Computing prices will be cut in half every 18 to 24 months. |
Moore's Law
|
|
|
What are the operating system functions?
|
-User interface
-Resource management -Task management -File management -Utilities |
|
|
More widely ported to different computing platforms than any other operating system.
Most prominent example of free software and of open source development. Its underlying source code is available for anyone to use, modify, and redistribute freely, and in some instances, the entire operating system consists of free/open source software. |
Linux & Open Source
|
|
|
Technology that makes it possible to run multiple operating systems and mulitple applications on the same computer at the same time, increasing the utilization and flexibility of hardware.
|
Virtualization
|
|
|
Software container that can run its own operating systems and applications as if it were a physical computer. Behaves exactly like a physical computer and contains its own virtual CPU, RAM hard disk and network interface card.
|
Virtual Machine
|
|
|
Compiler
Translate the source program to machine executable code. |
Translator
|
|
|
Compiler
Translate one command at a time. |
Interpreter
|
