A) logical data model. C) prototyping. Which of the following is NOT an objective that drove the development and evolution of database technology? C) relation A data model is a graphical system used to capture the nature and relationships among data. Development starts from scratch with the traditional file processing approach because new file formats, descriptions, and file access logic must be designed for each new program. Answer: D D) Dissecting, ________ analyze the business situation and identify the need for information and information services to meet the problems or opportunities of the business. One of the most popular RAD methods is: If a DA group does not exist, be sure to include DA standards in the DBA standards as appropriate. B) various operational data sources. Without standard database object naming conventions, it will be difficult to identify database objects correctly and to perform the proper administration tasks. Pearson may send or direct marketing communications to users, provided that. B) The desire to manage increasing complex data types and structures Pearson may collect additional personal information from the winners of a contest or drawing in order to award the prize and for tax reporting purposes, as required by law. A) on-line transactions. D) The need to provide ever more powerful platforms for decision support applications. B) Organizational conflict LO: 1: Explain at least 10 advantages of the database approach, compared to traditional file ________ concentrate on determining the requirements for the database component of an information system. Naming Guidelines: One of the first . > C) Efficient transaction processing systems Metadata are data that describe the properties of other data. Pearson collects name, contact information and other information specified on the entry form for the contest or drawing to conduct the contest or drawing. A) Entities A) client. Data redundancy is used to establish relationships between data but is never used to improve database performance. Please contact us about this Privacy Notice or if you have any requests or questions relating to the privacy of your personal information. A) server. D) file updating. The type of object can always be determined by querying the DBMS system catalog or data dictionary. Standards should be developed to ensure that the operational support staff understands the special requirements of database applications. B) Relationships Difficulty: Easy D) Database Administration Classification: Concept, Program-data dependence is caused by: The need for consensus on data definitions is an example of which type of risk in the database environment? With the database approach, data descriptions are stored in a central location known as a(n): a logical description of some portion of the database. Where required by applicable law, express or implied consent to marketing exists and has not been withdrawn. Difficulty: Difficult While design of databases would be part of solution architecture, the implementation and maintenance of development and production database environments would be the work of the DBA. File processing systems have been replaced by database systems in most critical business applications today. LO: 1: Explain the roles of individuals who design, implement, use, and administer Of course, you can create whatever tasks you deem necessary in your roles and responsibilities matrix. Users can always make an informed choice as to whether they should proceed with certain services offered by InformIT. Languages, menus, and other facilities by which users interact with the database are collectively called a(n): Database development begins with ________, which establishes the range and general contents of organizational databases. Classification: Concept D) Ties, ) Relational databases establish the relationships between entities by means of common fields included in a file called a(n) ________. Difficulty: Easy Therefore, it may be necessary to make exceptions to existing shop standards for naming database files. The data repository assists database administrators in enforcing standards. C) departmental data modeling databases. Organizations that employ separate data administration functions often have mainframe-based databases that have been developed using established systems development methodology, including development of logical and physical models. C) icon. Pearson automatically collects log data to help ensure the delivery, availability and security of this site. D) MST. AACSB: Information Technology, Determining the structure of data and the relationships between data elements either right C) design web pages. D) file updating. Such marketing is consistent with applicable law and Pearson's legal obligations. C) Programmers B) Users Which organizational function should set database standards? Harden the Database Just as the server must be hardened, the database. B) inadequate budget. Pearson collects information requested in the survey questions and uses the information to evaluate, support, maintain and improve products, services or sites, develop new products and services, conduct educational research and for other purposes specified in the survey. You may want to drop the application identification prefix from the table name for tables used by multiple applications. A) Application development B) Technical services C) Management D) D ) ) None of the above Answer: D Explanatio n: A) B) C) D) B) CAD. Be sure to create and publish naming standards for all database objects that can be created within each DBMS used by your organization. System administration standards are needed for many of the same reasons that DBA standards are required. CASE is a class of tools that: A) assists the database administrator in maintaining a database. LO: 1: List and briefly describe nine components of a typical database environment. D) a procedure stored on the server. The more the application programmers understand the nuances of the DBMS and the role of the DBA, the better the working relationship between DBA and development will beresulting in a more efficient database environment. Explain how to identify the opposite and adjacent legs of a given acute angle. D) Organizational conflict processing. C) remote PC. A data warehouse derives its data from: C) Cross-functional Construct tables for arithmetic modulo 6 using the least nonnegative residues modulo 6 to represent the congruence classes. LO: 1: Explain at least 10 advantages of the database approach, compared to traditional file Characteristics of the structure of the database are generally changed during the implementation phase of the database development process. Difficulty: Moderate D) implementation, The SDLC phase in which the detailed conceptual data model is created is the ________ phase. The manager can communicate the status outward while the DBA focuses exclusively on troubleshooting and getting the systems back up and running again. D) failure to implement a strong database administration function. Answer: B A database is an organized collection of related information. Adhering to this practice will make it easier to understand the database objects within your environment. ________ is a tool even non-programmers can use to access information from a database. Front-Office Functions Which of the following is software used to create, maintain, and provide controlled access to databases? Which of the following is NOT an advantage of database systems? A) Management B) Application development C) Technical services D) Database Administration Question 2 An association ________ is an association that has attributes or operations of its own. The database naming standard should be designed to minimize name changes across environments. The information gathered may enable Pearson (but not the third party web trend services) to link information with application and system log data. Use the formula in the said example to make the following degree conversions. This site is not directed to children under the age of 13. The matrix can be created at a departmental level, a job description level, or even by individual name. D) All of the above, Chapter 1 - Large-scale organisations in cont. B) Relationships A) Network operating system C) Cross-functional A) Management B) Application development C) Technical services D) None of the above D ) None of the above 21) ________ is a tool even non-programmers can use to access information from a database. Data are logically organized into: 1. Organizational commitment to a database project is not necessary for its success. Difficulty: Moderate Prototyping is a type of rapid application development. Although you should keep the database object names as English-like as possible, you will inevitably encounter situations that require abbreviations. The data that you are interested in capturing about an entity is called an instance. B) Systems Development Life Cycle. Include DA standards in the DBA standards as appropriate. Redundant data Which of the following is NOT an advantage of database systems? LO: 1: Explain at least 10 advantages of the database approach, compared to traditional file One of the first standards to be implemented should be a set of guidelines for the naming of database objects. Classification: Concept This site uses cookies and similar technologies to personalize content, measure traffic patterns, control security, track use and access of information on this site, and provide interest-based messages and advertising. An equation involving variables should be marked true only if it is an identity. Classification: Concept The desire to require programmers to write all file handling functionality. A centralized knowledge base of all data definitions, data relationships, screen and report formats, and other system components is called a(n): Be sure to develop a comprehensive set of standards and procedures for each DBMS used by your organization. Ch. Standards for SA may include, The development of database applications differs from typical program development. What is the enthalpy of combustion of one mole of gaseous methanol? Although the DBA standards will be most useful for the DBA staff, the application development staff will need them to learn how best to work with the DBA staff. Answer: D built into: If you choose to remove yourself from our mailing list(s) simply visit the following page and uncheck any communication you no longer want to receive: www.informit.com/u.aspx. B) Program-data independence Organizational readiness refers to the organization's financial and technological capacities that affect the implementation and use of the technology (Iacovou et al., 1995).Implementing blockchain technology requires investing in various kinds of software and hardware and using sophisticated information systems for A security procedure is a set . B) Systems analysts ________ are established between entities in a well-structured database so that the desired information can be retrieved. C) analysis A) Management C) data collaborative. The period that can be considered a "proof of concept" time was the: A relatively small team of people who collaborate on the same project is called a(n): A workgroup database is stored on a central device called a(n): Which of the following is an integrated decision support database with content derived from various operational databases? One disadvantage of file processing systems is: limited data sharing. Failure to implement database standards and procedures will result in a database environment that is confusing and difficult to manage. every business relationship between data entities is defined is called the ________ phase. While . D) Database analysts, ________ concentrate on determining the requirements for the database component of an information system. A) relationship. B) workgroup. LO: 1: Describe the life cycle of a systems development project, with an emphasis on the A) 40 percent C) remote PC. A) planning Diff: Moderate Page Ref: 24 Topic: Advantages of the Database ApproachSubtopic: Enforcement of Standards 29. A) database design A user view is: A) client. A) file descriptions being stored in each database application. They also ensure that work can continue . Pearson may use third party web trend analytical services, including Google Analytics, to collect visitor information, such as IP addresses, browser types, referring pages, pages visited and time spent on a particular site. One reason for improved application development productivity with the database approach is that file design and low-level implementation details do not need to be handled by the application programmer. The internal schema consists of the physical schema and the enterprise data model. failure to implement a strong database administration function. Be sure to establish naming conventions for all database objects. C) RAD. The term legacy system refers to a newly installed database management system. B) Logical The steps of the systems development life cycle can only be viewed as a linear process. Home B) data warehouse. A) Programmers Classification: Concept Articles Database Administration: Creating the Database Environment, Defining the Organization's DBMS Strategy, Database Administration: The Complete Guide to DBA Practices and Procedures, 2nd Edition, Supplemental privacy statement for California residents, Mobile Application Development & Programming, Database objects and files can be grouped together in, A clear statement of the organizations overall policy with regard to data, including its importance to the company, Guidelines for establishing data ownership and stewardship, Rules for data creation, data ownership, and data stewardship, Conceptual and logical data modeling guidelines, The organizations goals with regard to creating an enterprise data model, Responsibility for creating and maintaining logical data models, Guidelines for tool usage and instructions on how data models are to be created, stored, and maintained, Instructions on how to document when physical databases deviate from the logical data model, Guidelines on communication between data administration and database administration to ensure effective database creation and usage, A checklist of departments to notify for impending changes, DBMS storage, usage, and monitoring procedures, A description of how database access differs from flat file access, Program preparation procedures and guidance on how to embed SQL in an application program, Interpretations of SQLSTATEs and error codes, References to other useful programming materials for teleprocessing monitors, programming languages, and general application development standards, Details on what authority to grant for specific types of situations; for example, if a program is being migrated to production status, what DBMS authorization must be granted before the program will operate successfully in production, Specific documentation of any special procedures or documentation required for governance- and compliance-related requests, A definitive list of who can approve what types of database authorization requests, Information on any interfaces being used to connect DBMS security with operating system security products, Policies on the use of the WITH GRANT OPTION clause of the SQL GRANT statement and how cascading REVOKEs are to be handled, Procedures for notifying the requester that database security has been granted, Procedures for removing security from retiring, relocating, and terminated employees. C) 1970s. A graphical system used to capture the nature and relationships among data is called a(n): E. F. Codd developed the relational model in the: Using standard abbreviations will minimize mistyping and make it easier for users to remember database object names. Using the bond dissociation enthalpies in Table 8.9, estimate the enthalpy change for this reaction.

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