Q&A Hero

Management

Q: ________________is data about data through which the end-user data are integrated and managed.
Q: Information is produced by processing_________________ .
Q: Raw data must be properly_____________ for storage, processing and presentation.
Q: To reveal meaning, information requires___________ .
Q: ____________is the result of processing raw data to reveal its meaning.
Q: ________________relates to the activities that make the database execute transactions more efficiently in terms of storage and access speed.a. Performance tuning b. Database designc. Query access d. Database management
Q: The term_____ refers to an organization of components that define and regulate the collection, storage, management and use of data within a database environment.a. structured data b. transactionc. management system d. database system
Q: Which of the following refers to the situation where different versions of the same data are stored at different places because they weren"t updated consistently?a. Data query b. Data integrityc. Data dictionary d. Data redundancy
Q: A_____________ is a character or group of characters that has a specific meaning.a. database b. fieldc. record d. file
Q: A _____________is a collection of related records.a. schema b. fieldc. column d. file
Q: A_____________ is a logically connected set of one or more fields that describes a person, place, or thing.a. database b. columnc. record d. file
Q: The organization of data within folders in a manual file system is determined by___________ .a. its date of creation b. its expected usec. the title of the documents in the folder d. the data processing specialist
Q: An XML database supports the storage and management of_________ XML data.a. structured b. multistructuredc. fullystructured d. semistructured
Q: Which of the following is true of spreadsheet applications?a. They provide enhanced security and robust data sharing features. b. They do not allow manipulation of data once entered.c. They are a better alternative to databases. d. They enhance the user's ability to understand the data.
Q: Most data that can be encountered are best classified as_____________-- .a. structured b. semistructuredc. unstructured d. historical
Q: _________________are the result of formatting disorganized data in order to facilitate storage, use and generation of information.a. Structured data b. Raw datac. Unstructured data d. Obsolete data
Q: ___________data exist in a format that does not lend itself to processing that yields information.a. Structured b. Semistructuredc. Unstructured d. Historical
Q: _______________-data exist in the format in which they were collected.a. Structured b. Semistructuredc. Unstructured d. Historical
Q: Data is said to be verifiable if:a. the data always yields consistent results. b. the data cannot be changed or manipulated.c. the data is obtained from trusted sources. d. the data is stored in different places within the database.
Q: Data warehouse contains historical data obtained from the ________________.a. operational databases b. desktop databasec. enterprise databases d. workgroup databases
Q: A desktop database is a_______ database.a. single-user b. multiuserc. workgroup d. distributed
Q: _____________is defined as the condition in which all of the data in the database are consistent with the real-world events and conditions.a. Data integrity b. Data anomalyc. Data ubiquity d. Data quality
Q: A workgroup database is a(n)________ database.a. single-user b. multiuserc. desktop d. distributed
Q: A(n) _________database supports a relatively small number of users (usually fewer than 50) or a specific department within an organization.a. desktop b. workgroupc. enterprise d. transactional
Q: A(n)_____________ database is used by an organization and supports many users across many departments.a. desktop b. workgroupc. enterprise d. transactional
Q: The response of the DBMS to a query is the_________ .a. ad hoc query b. ad hoc responsec. query result set d. integrated view of the data
Q: ___________refer to a type of database that stores most of its data in RAM rather than in hard disks.a. Integrated databases b. Cloud databasesc. Desktop databases d. In-memory databases
Q: ______________exists when different versions of the same data appear in different places.a. Data inconsistency b. Poor data securityc. Structural dependence d. Conceptual dependence
Q: A(n)________ might be written by a programmer or it might be created through a DBMS utility program.a. query b. operating systemc. database management system d. application
Q: The database structure in a DBMS is stored as a_____________ .a. single file b. collection of filesc. set of key/value pairs d. collection of queries
Q: ___________serve as the intermediary between the user and the database.a. DBMSs b. Metadatac. End-user data d. Programming languages
Q: _______________provide a description of the data characteristics and the set of relationships that link the data found within the database.a. Queries b. End-user datac. Metadata d. Schemas
Q: End-user data is______ .a. knowledge about the end users b. raw facts of interest to the end userc. information about a specific subject d. accurate, relevant and timely information
Q: Accurate, relevant, and timely information is the key to__________________ .a. data management b. good decision makingc. knowledge d. understanding
Q: __________is the body of information and facts about a specific subject.a. Validation b. A formatc. Knowledge d. A database
Q: ______________is the result of revealing the meaning of raw facts.a. End-user data b. An encoded samplec. An encrypted bit d. Information
Q: One advantage of a database system over previous data management approaches is that the database system is considerably less complex. a. True b. False
Q: One disadvantage of a database system over previous data management approaches is increased costs. a. True b. False
Q: An advantage of database systems is that you needn"t perform frequent updates and apply latest patches. a. True b. False
Q: Structural dependence exists when it is possible to make changes in the file structure without affecting the application program's ability to access the data. a. True b. False
Q: Data anomaly is defined as the condition in which all of the data in the database are consistent with the real-world events and conditions. a. True b. False
Q: Field refers to a collection of related records. a. True b. False
Q: Corporations use only structured data. a. True b. False
Q: The same data might be simultaneously structured and unstructured depending on the intended processing. a. True b. False
Q: A data warehouse can store data derived from many sources. a. True b. False
Q: An operational database is sometimes referred to as an enterprise database. a. True b. False
Q: One disadvantage of the DBMS is that it increases the risk of data security breaches. a. True b. False
Q: The DBMS reveals much of the database's internal complexity to the application programs and users. a. True b. False
Q: Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests. a. True b. False
Q: The only way to access the data in a database is through the DBMS. a. True b. False
Q: Metadata describe the data characteristics and the set of relationships that links the data found within the database. a. True b. False
Q: Data constitute the building blocks of information. a. True b. False
Q: When data are entered into a form and saved, they are placed in the underlying database as knowledge. a. True b. False
Q: Data is the result of processing raw facts to reveal its meaning. a. True b. False
Q: Data processing can be as simple as organizing data to reveal patterns. a. True b. False
Q: Data and information are essentially the same thing. a. True b. False
Q: Individuals are assigned to the project for the length of time they are needed in .a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , project managers come under the projects component of the organization.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: provides for effective utilization of company resources.a. An autonomous project organizational structureb. A functional organizational structurec. A matrix organizational structured. A project management office
Q: In , the project manager is responsible for the project results, while the functional managers are responsible for providing the resources needed to achieve the results.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In provides the project and customer focus of the project structure, but it retains the functional expertise of the functional structure.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: is kind of a hybrid, a mix of both the functional and autonomous project organizational structures.a. An autonomous project organizational structureb. A functional organizational structurec. A matrix organizational structured. A project management office
Q: In , projects are continually being completed and started.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , multiple projects are worked on at any one time, and these projects vary in size and complexity.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: is found primarily in companies that are involved in very large projects.a. An autonomous project organizational structureb. A functional organizational structurec. A matrix organizational structured. A project management office
Q: In , there is little opportunity for members of different project teams to share knowledge or technical expertise, because each project team tends to be isolated.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: can be cost-inefficient both for individual projects and for the company. Each project must pay the salaries of its dedicated project team, even during parts of the project when they are not busy.a. An autonomous project organizational structureb. A functional organizational structurec. A matrix organizational structured. A project management office
Q: In , a full-time project manager has complete project and administrative authority over the project team.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , all the resources needed to accomplish each project are assigned full-time to work on that project.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , each project is operated like a mini-company.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , each project team is dedicated to only one project.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: As projects wind down and are completed in , the company hopes to get contracts for new projects.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , employees work on multiple projects at any given time.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: Companies with are in the projects business; they do not produce standard products.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: is also known as a projectized organizational structure.a. An autonomous project organizational structureb. A functional organizational structurec. A matrix organizational structured. A project management office
Q: In , the project manager also needs to take the time to regularly update the other functional managers in the company on the status of the project and thank them for the support of their people assigned to the task force.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , the project manager does not have complete authority over the project team, because administratively the members still work for their respective functional managers.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , one of the team members is designated as the project leader or manager.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , in most cases if an individual serves part-time on a project task force, the individual continues to perform her regular functional jobs.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
Q: In , team members may be assigned to the project either full-time or part-time.a. an autonomous project organizational structureb. a functional organizational structurec. a matrix organizational structured. a project management office
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