How does ADO complement OLE-DB?
> Write a query to display the first name, last name, street, city, state, and zip code of any customer who purchased a Foresters Best brand top coat between July 15, 2015, and July 31, 2015. If a customer purchased more than one such product, display the
> Explain why the following command would create an error, and what changes could be made to fix the error. SELECT V_CODE, SUM(P_QOH) FROM PRODUCT;
> In a SELECT query, what is the difference between a WHERE clause and a HAVING clause?
> Describe and contrast the information needs at the strategic, tactical, and operational levels in an organization. Use examples to explain your answer.
> Define security and privacy. How are these two concepts related?
> Using a single sentence, explain the role of databases in organizations. Then explain your answer.
> How and why did database management systems become the organizational data management standard in organizations? Discuss some of the advantages of the database approach over the file-system approach.
> Suppose that you are a DBA. What data dimensions would you describe to top-level managers to obtain their support for endorsing the data administration function?
> In Oracle, what is a database profile?
> In Oracle, what is a data-file? How does it differ from a file systems file?
> Explain the interactions among end user, data, information, and decision-making. Draw a diagram and explain the interactions.
> Write a query to display the employee number, last name, first name, salary “from” date, salary end date, and salary amount for employees 83731, 83745, and 84039. Sort the output by employee number and salary â&#
> In Oracle, what is a database role?
> In Oracle, what is a tablespace?
> What is the tool used by Oracle to create users?
> How have cloud-based data services affected the DBA’s role?
> Identify and explain some of the critical success factors in the development and implementation of a good data administration strategy.
> Briefly explain the concepts of information engineering (IE) and information systems architecture (ISA). How do these concepts affect the data administration strategy?
> What characteristics do a CASE tool and a DBMS have in common? How can these characteristics be used to enhance the data administration?
> Using SQL statements, give some examples of how you would use the data dictionary to monitor the security of the database.
> Define the concept of a data dictionary, and discuss the different types of data dictionaries. If you were to manage an organization's entire data set, what characteristics would you look for in the data dictionary?
> What are security vulnerabilities? What is a security threat? Give some examples of security vulnerabilities that exist in different IS components.
> Write a query to display the first name, last name, phone number, title, and department number of employees who work in department 300 or have the title “CLERK I.” Sort the output by last name and then by first name.
> What is data quality, and why is it important?
> What are the levels of data confidentiality?
> How do you normally define security? How is your definition of security similar to or different from the definition of database security in this chapter?
> What are the typical activities involved in the maintenance of the DBMS and its utilities and applications? Would you consider application performance tuning to be part of the maintenance activities? Explain your answer.
> Identify some bottlenecks in DBMS performance, and then propose some solutions used in DBMS performance tuning.
> Why are testing and evaluation of the database and applications not done by the same people who are responsible for the design and implementation? What minimum standards must be met during the testing and evaluation process?
> Describe the activities that are typically associated with the design and implementation services of the DBA technical function. What technical skills are desirable in the DBA's personnel?
> Assume that your company assigned you the responsibility of selecting the corporate DBMS. Develop a checklist for the technical and other aspects involved in the selection process.
> Discuss the importance and characteristics of database data backup and recovery procedures. Then describe the actions that must be detailed in backup and recovery plans.
> Protecting data security, privacy, and integrity are important database functions. What activities are required in the DBA's managerial role of enforcing these functions?
> Write a query to display the first name, last name, and e-mail address of employees hired from January 1, 2001, to December 31, 2010. Sort the output by last name and then by first name. FIGURE P7. 46 Employees hired from 2003–2012
> Explain the DBA's managerial role in the definition and enforcement of policies, procedures, and standards.
> Define dirty data and identify some of its sources.
> What DBA activities are used to support end users?
> What are the DBA's managerial roles? Describe the managerial activities and services provided by the DBA.
> Describe and characterize the skills desired for a DBA.
> Explain how the DBA plays an arbitration role for an organization's two main assets. Draw a diagram to facilitate your explanation.
> Explain and contrast the differences and similarities between the DBA and DA.
> Explain the DBA department's internal organization, based on the DBLC approach.
> Why and how are new technological advances in computers and databases changing the DBA's role?
> How can the DBA function be placed within the organization chart? What effect(s) will such placement have on the DBA function?
> Write a query to display the SKU (stock keeping unit), description, type, base, category, and price for all products that have a PROD_BASE of water and a PROD_CATEGORY of sealer. FIGURE P7. 45 WATER-BASED SEALERS PROD SKU PROD DESCRIPT PROD TYPE PR
> Describe the DBA's responsibilities.
> What special considerations must you take into account when introducing a DBMS into an organization?
> Explain the difference between data and information. Give some examples of raw data and information.
> What is ADO.NET, and what two new features make it important for application development?
> Explain the OLE-DB model based on its two types of objects.
> What is OLE-DB used for, and how does it differ from ODBC?
> What steps are required to create an ODBC data source name?
> What are the three basic components of the ODBC architecture?
> What is the difference between DAO and RDO?
> Write a query to display the eight departments in the LGDEPARTMENT table.
> Define SQL data services and list their advantages.
> Summarize the main advantages and disadvantages of cloud computing services.
> Using the Internet, search for providers of cloud services. Then, classify the types of services they provide (SaaS, PaaS, and IaaS).
> Name and describe the most prevalent characteristics of cloud computing services.
> Name and contrast the types of cloud computing implementation.
> What is cloud computing, and why is it a “game changer”?
> What are ODBC, DAO, and RDO? How are they related?
> What is a JDBC, and what is it used for?
> What are XML schema definition (XSD) documents and what do they do?
> What are document type definition (DTD) documents and what do they do?
> Using the results of the query created in Problem 42, find the total value of the product inventory. The results are shown in Figure P7.43. FIGURE P7.43 Total Value of All Products in Inventory Total Value of Inventory 15084.52
> What is XML, and why is it important?
> What are scripts, and what is their function? (Think in terms of database applications development!)
> What is a Web application server, and how does it work from a database perspective?
> What does this statement mean: The Web is a stateless system? What implications does a stateless system have for database applications developers?
> Search the Internet for Web application servers. Choose one and prepare a short presentation for your class.
> What are Web server interfaces used for? Give some examples.
> What is a DataSet, and why is it considered to be disconnected?
> Give some example of database connectivity options and what they are used for.
> What are the key assumptions made by the Hadoop Distributed File System approach?
> What is polyglot persistence, and why is it considered a new approach?
> Create a query to produce the summary of the value of products currently in inventory. Note that the value of each product is produced by the multiplication of the units currently in inventory and the unit price. Use the ORDER BY clause to match the orde
> Explain why veracity, value, and visualization can also be said to apply to relational databases as well as Big Data.
> How is stream processing different from feedback loop processing?
> What is stream processing, and why is it sometimes necessary?
> Explain the difference between scaling up and scaling out.
> Explain why companies like Google and Amazon were among the first to address the Big Data problem.
> Describe the characteristics of predictive analytics. What is the impact of Big Data in predictive analytics?
> How does data mining work? Discuss the different phases in the data mining process.
> What are the traditional 3 Vs of Big Data? Briefly, define each.
> Describe and contrast the focus of data mining and predictive analytics. Give some examples.
> What is data analytics? Briefly define explanatory and predictive analytics. Give some examples.
> Find the customer balance summary for all customers who have not made purchases during the current invoicing period. The results are shown in Figure P7.41. FIGURE P7.41 Summary of Customer Balances for Customers Who Did Not Make Purchases Minimum B
> Explain why graph databases tend to struggle with scaling out?
> What is the difference between a column and a super column in a column family database?
> Briefly explain the difference between row-centric and column-centric data storage.
> How are the value components of a key-value database and a document database different?
> What are the four basic categories of NoSQL databases?
> Briefly explain how HDFS and MapReduce are complementary to each other.
> Explain the basic steps of MapReduce processing.
> What is the difference between a name node and a data node in HDFS?
> What is Big Data? Give a brief definition.
> While working as a database analyst for a national sales organization, you are asked to be part of its data warehouse project team. Your data warehousing project group is debating whether to create a prototype of a data warehouse before its implementatio
> Find the listing of customers who did not make purchases during the invoicing period. Your output must match the output shown in Figure P7.40. FIGURE P7.40 Customer Balances for Customers Who Did Not Make Purchases CUS_CODE CUS_BALANCE 10010 0.00 1
> Trace the use of the transaction log in database recovery.
