Info
Warning
Danger

Study Resources (Accounting)

74) Duplicate data in multiple data files is called data ________. A) redundancy B) repetition C) independence D) partitions 75) A DBMS makes the A) physical database available for different logical views. B) logical database available for different analytical views. C) physical database available for different analytical views. D) relational database available for different physical views. 76) The logical view A).
7 Views
View Answer
51) Internet2 and Next-Generation Internet (NGI) are consortia representing 200 universities, private businesses, and government agencies in the United States working on a new, robust, high-bandwidth version of the Internet. 52) Proponents of net neutrality also argue that a neutral Internet encourages everyone to innovate without permission from the phone and.
6 Views
View Answer
21) Wide-area networks (WAN) is a network that spans a metropolitan area, usually a city and its major suburbs. 22) Metropolitan-area network (MAN)span broad geographical distances–entire regions, states, continents, or the entire globe. 23) Twisted wire consists of strands of copper wire twisted in pairs and is an older.
7 Views
View Answer
57) A device that acts as a connection point between computers and can filter and forward data to a specified destination is called a A) hub. B) switch. C) router. D) NIC. 58) The Internet is based on which three key technologies? A) TCP/IP, HTML, and HTTP B) TCP/IP, HTTP, and packet switching C) Client/server computing, packet.
8 Views
View Answer
189) Identify and describe three basic operations used to extract useful sets of data from a relational database. 190) Describe the ways in which database technologies could be used by an office stationery supply company to achieve low-cost leadership. 191) Describe the ways in which database technologies could be used by an.
6 Views
View Answer
104) Data mining is a tool for allowing users to A) quickly compare transaction data gathered over many years. B) find hidden relationships in data. C) obtain online answers to ad hoc questions in a rapid amount of time. D) summarize massive amounts of data into much smaller, traditional reports. 105) In terms of data.
4 Views
View Answer
104) SaaS refers to A) supplying online access over networks to storage devices and storage area network technology. B) managing combinations of applications, networks, systems, storage, and security as well as providing Web site and systems performance monitoring to subscribers over the Internet. C) hosting and managing access to software applications.
7 Views
View Answer
145) ________ establishes a connection between the computers, sequences the transfer of packets, and acknowledges the packets sent. 146) IP refers to the Internet Protocol (IP), which is responsible for the ________ of packets and includes the disassembling and reassembling of packets during transmission. 147) The ________ layer is responsible.
4 Views
View Answer
176) IT ________ and development services provide the firm with research on potential future IT projects and investments that might help the firm differentiate itself in the marketplace. 177) ________ interfaces are potentially more versatile than single-touch interfaces. 178) Multi-touch gestures are ________ to remember than commands because they are based on.
5 Views
View Answer
158) The ________ database design describes how the data elements in the database are to be grouped. 159) The process of creating small, stable, yet flexible and adaptive data structures from complex groups of data is called ________. 160) Database designers document their data model with ________. 161) A line connecting two.
8 Views
View Answer
31) OODBMS are slower than relational DBMS. 32) A data dictionary is a language associated with a database management system that end users and programmers use to manipulate data in the database. 33) In a relational database, complex groupings of data must be streamlined to eliminate awkward many-to-many relationships. 34) A data warehouse.
5 Views
View Answer
178) A relational database organizes data in the form of ________-dimensional tables. 179) ________ mining is the discovery of patterns and relationships from large sets of unstructured data–the kind of data we generate in e-mails, phone conversations, blog postings, online customer surveys, and tweets. 180) The select, join, and project operations enable.
7 Views
View Answer
1) Telephone networks are fundamentally different from computer networks. 2) Increasingly, voice, video, and data communications are all based on Internet technology. 3) Firms in the past used two fundamentally different types of networks: telephone networks and computer networks. 4) Due to continuing telecommunications deregulation and information technology innovation, telephone and computer.
16 Views
View Answer
127) Proponents of ________ also argue that a neutral Internet encourages everyone to innovate without permission from the phone and cable companies or other authorities, and this level playing field has spawned countless new businesses. A) net neutrality B) net duality C) net reality D) net fairness 128) ________ believe regulation to enforce net neutrality.
11 Views
View Answer
67) Which type of network is used to connect digital devices within a half-mile or 500-metre radius? A) microwave B) LAN C) WAN D) MAN 68) Which type of network treats all processors equally, and allows peripheral devices to be shared without going to a separate server? A) peer-to-peer B) wireless C) LAN D) ring 69) Which type of.
11 Views
View Answer
187) Distinguish between grid computing, cloud computing, and on-demand computing. 188) Identify and describe five or more of the current trends in contemporary software platforms. 189) Distinguish between Simple Object Access Protocol (SOAP), Web Services Description Language (WSDL), and Universal Description, Discovery, and Integration (UDDI). .
9 Views
View Answer
11) IP refers to the Internet Protocol (IP), establishes a connection between the computers, sequences the transfer of packets, and acknowledges the packets sent. 12) A digital signal is represented by a continuous waveform that passes through a communications medium; analog signals are used for voice communication. 13) A analog.
11 Views
View Answer
77) The total amount of digital information that can be transmitted through any telecommunications medium is measured in A) bps. B) Hertz. C) baud. D) gigaflops. 78) Digital subscriber lines A) operate over existing telephone lines to carry voice, data, and video. B) operate over coaxial lines to deliver Internet access. C) are very-high-speed data lines typically.
10 Views
View Answer
41) Common Gateway Interface is a specification for processing data on a Web server. 42) Data administration is a special organizational function that manages the policies and procedures through which data can be managed as an organizational resource. 43) Data cleansing is the same process as data scrubbing. 44) Governments around the world.
8 Views
View Answer
146) Unix and Linux are scalable, reliable, and much less expensive than mainframe ________ systems. 147) Once a firm decides to work with an ________ vendor, switching can be difficult and costly, though not impossible. 148) A ________ is a high-speed network dedicated to storage that connects different kinds of storage.
6 Views
View Answer
94) DBMS typically include report-generating tools in order to A) retrieve and display data. B) display data in an easier-to-read format. C) display data in graphs. D) perform predictive analysis. 95) The process of streamlining data to minimize redundancy and awkward many-to-many relationships is called A) normalization. B) data scrubbing. C) data cleansing. D) data defining. 96) A schematic of.
5 Views
View Answer
128) Databases record information about general categories of information referred to as ________. 129) A grouping of characters into a word, a group of words, or a complete number (such as a person's name or age) is called a ________. 130) A ________ represents the smallest unit of data a computer can.
5 Views
View Answer
114) The appearance of the IBM PC in 1981 is usually considered the beginning of this era because this machine was the first to be widely adopted by American businesses. This describes the ________. A) General-Purpose Mainframe and Minicomputer Era B) Personal Computer Era C) Client/Server Era D) Enterprise Computing Era 115) Computer processing work.
10 Views
View Answer
136) ________ asserts that the number of components on a chip doubles each year. 137) Packing more ________ into a tiny microprocessor has exponentially increased processing power. 138) ________ uses individual atoms and molecules to create computer chips and other devices that are thousands of times smaller than current technologies permit..
6 Views
View Answer
87) Instant messaging is a type of ________ service. A) chat B) cellular C) Web D) wireless 88) The need in some cases for employees to have access to sexually explicit material on the Internet, such as medical researchers, suggests that companies A) cannot restrict Internet use. B) need specialized software to determine which types.
13 Views
View Answer
156) A ________ is an easy-to-use software tool with a graphical user interface for displaying Web pages and for accessing the Web and other Internet resources. 157) ________ is a technique for creating interactive Web applications capable of updating the user interface without reloading the entire browser page. 158) ________ is.
6 Views
View Answer
117) Local connection lines are owned by regional ________ that connect retail users in homes and businesses to the Internet. A) network service providers B) telephone and cable television companies C) ISP D) coaxial cable 118) The regional networks lease access to ________. A) network service providers B) telephone and cable television companies C) ISPs,.
10 Views
View Answer
168) A(n) ________ view shows data as it is actually organized and structured on the data storage media. 169) DBMS have a(n) ________ capability to specify the structure of the content of the database. 170) In ________, a data mining tool discovers different groupings within data, such as finding affinity groups for.
9 Views
View Answer
84) In a relational database, the three basic operations used to develop useful sets of data are A) select, project, and where. B) select, join, and where. C) select, project, and join. D) select, from, and join. 85) The select operation A) combines relational tables to provide the user with more information than is otherwise available. B).
6 Views
View Answer
97) Which generation of network are wireless cellular phone systems entering? A) 2.5G B) 3G C) 3.5G D) 4G 98) CDMA A) is the major European digital cellular standard. B) is more expensive than GSM. C) transmits over several frequencies. D) uses the 1.9 GHz band. 99) The most appropriate wireless networking standard for creating.
7 Views
View Answer
135) The ________ is special software that routes and manages communications on the network and coordinates networks resources. 136) Firms in the past used two fundamentally different types of ________: telephone and computer. 137) Due to continuing telecommunications ________ and information technology innovation, telephone and computer networks are slowly converging.
12 Views
View Answer
114) A relational database organizes data in the form of ________-dimensional tables. A) three B) tiered C) two D) cubed 115)  ________ mining is the discovery of patterns and relationships from large sets of unstructured data–the kind of data we generate in e-mails, phone conversations, blog postings, online customer surveys, and tweets. A) Data B) Web C) Text D).
21 Views
View Answer
138) ________ is where the same attribute may have different values. 139) ________ refers to the coupling of data stored in files and the specific programs required to update and maintain those files so that changes in programs require changes to the data. 140) Because pieces of information in different.
6 Views
View Answer