Terms in this set (56)
The term ____ is used to describe a CPU operation in which multiple execution phases are performed in a single machine cycle.
The term ____ describes one of a number of new memory technologies that may eventually replace flash memory.
phase change memory
The devices used only to access secondary storage data sequentially are called
sequential access storage devices
The devices used only to access secondary storage data directly are called ____.
direct access storage devices
A(n) ____ is a special-purpose, high-speed network that provides direct connections between data-storage devices and computers across the enterprise.
storage area network
Human-readable data is converted into machine-readable form through ____.
____ involves capturing and editing data where it is originally created, in a form that can be directly entered into a computer, thus ensuring accuracy and timeliness.
Source Data Information
Inexpensive and easy to use, ____ are input and display devices that perform data entry and input at the same time.
A(n) ____ is a computer used by many users to perform a specific task, such as running network or Internet applications.
The term ____ refers to the completion of the instruction phase followed by the execution phase.
A(n) ____ is a large, powerful computer shared by dozens or even hundreds of concurrent users connected to the machine over a network.
____ describes the program functions that help users operate the computer system.
he primary function of a(n) ____ is to provide instructions to the computer system so that it can perform a processing activity.
Object-oriented programs often use ____, which are instructions to perform a specific task in the program.
A(n) ____ is a company that can provide the software, support, and computer hardware on which to run the software from the user's facilities over a network.
application service provider
To run, applications request services from the OS through a defined ____.
application program interface
A(n) ____ is a set of programs that controls the computer hardware and acts as an interface with applications.
____ is a visual approach to developing database requests.
Query by example
The ____ position is a non-technical position responsible for defining and implementing consistent principles for setting data standards and data definitions that apply across all the databases in an organization.
Someone responsible for planning, designing, creating, operating, securing, monitoring, and maintaining databases is called a ____.
____ is a way of organizing data in which the logical database design is altered so that certain data entities are combined, summary totals are carried in the data records rather than calculated from elemental data, and some data attributes are repeated in more than one data entity to improve database performance.
Planned data redundancy
____ diagrams use basic graphical symbols to show the organization of and relationships between data.
A ____ consists of a group of programs that manipulate the database and provide an interface between the database and its users and other application programs.
database management system
____ involves the manipulation of data to eliminate rows according to certain criteria.
____ involves eliminating columns in a table.
is a form of data mining that combines historical data with assumptions about future conditions to predict outcomes of events, such as future product sales or the probability that a customer will default on a loan
Retailers use ____ to upgrade occasional customers into frequent purchasers by predicting what products they will buy if offered an appropriate incentive
____ involves gathering enough of the right information in a timely manner and usable form and analyzing it so that it can have a positive effect on business strategy, tactics, or operations.
An object-oriented database uses a(n) ____ to provide a user interface and connections to other programs.
object-oriented database management system
A(n) ____ provides a complete set of relational database capabilities plus the ability for third parties to add new data types and operations to the database.
object-relational database management system
The ____ is a design standard created by the Object Database Management Group for developing object-oriented database systems.
Object Data Standard
____ involves the use of a database to store and access data according to the locations it describes and to permit spatial queries and analysis.
Spatial data technology
____ allows users to explore data from a number of perspectives
____ is an information-analysis tool that involves the automated discovery of patterns and relationships in a data warehouse.
Developing a seamless integration of databases with the Internet is something called a(n) ______.
A(n) ____ is an organized collection of people, procedures, software, databases, and devices that provides routine information to managers and decision makers.
____ is the activity of creating or modifying business systems.
____ determines how the new system will work to meet the business needs defined during systems analysis.
___ is the knowledge of how data and information are used by individuals, groups, and organizations.
Information systems literacy
____ involves creating or acquiring the various system components (hardware, software, databases, etc.) defined in the design step, assembling them, and putting the new system into operation.
A ____ is centered on major products or services.
project organizational structure
involves rapidly responding to the organization's flow of work as the need for computer resources varies.
The ____ specifies the factors that can lead to better attitudes about the information system, along with higher acceptance and usage of the system in an organization
technology acceptance model
Many excellent computerized information systems follow stock indexes and markets and suggest when large blocks of stocks should be purchased or sold in a process called ____.
____ connect computers and equipment in a building, around the country, or around the world to enable electronic communications.
A(n) ____ is an organized collection of people, procedures, software, databases, and devices that support problem-specific decision making.
The goal of the ____ phase of systems development is to gain a clear understanding of the problem to be solved or opportunity to be addressed.
the _____ of systems development defines the problems and opportunity in existing systems
A ____ sets up and manages network hardware, software, and security processes.
User training is a key to get the most from any information system, and the ____ area ensures appropriate training is available.
Data-entry personnel would be found primarily in the ____ organization of the IS group
____ are responsible for scheduling, hardware maintenance, and preparing input and output.
The process of converting human-readable data into machine-readable form is called ________.
he time it takes to perform the fetch-instruction and decode instruction steps of the instruction phase is called the ____.
____ are sequences of instructions for the computer
A ________ is a climate-controlled building or set of buildings that houses database servers and the systems that deliver mission-critical information and services.
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