Question: Explain why a file-processing system may be referred to as belonging to a two-schema architecture.

Explain why a file-processing system may be referred to as belonging to a two-schema architecture.

Step by Step Solution

★★★★★

3.30 Rating (159 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

A fileprocessing system can be referred to as a twoschema a... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

887-CS-DB (2071).docx

120 KBs Word File

Students Have Also Explored These Related Databases Questions!

Q:

In the section "Disadvantages of File Processing Systems," the statement is made that the disadvantages of file processing systems can also be limitations of databases, depending on how an...

Q:

Prepare a BPD that documents Beccan's business processes. As the internal auditor for No-Wear Products, you have been asked to document the companys payroll processing system. Based on your...

Q:

List four significant differences between a file-processing system and a DBMS.

Q:

CHA P TER 9 Understanding Software: A Primer for Managers 1. INTRODUCTION L E A R N I N G O B J E C T I V E S 1. Recognize the importance of software and its implications for the rm and strategic...

Q:

ANSWER QUESTIONS 1. What are the five activities of systems analysis, and which activity is discussed beginning with this chapter? 2. What is a user story? What is a use case? 3. What are the two...

Q:

ANSWER QUESTIONS 11. What is an elementary business process (EBP)? 12. Explain how the event decomposition technique helps identify use cases at the right level of analysis. 13. What is an event? 14....

Q:

ANSWER QUESTIONS 16. Define a temporal event and give an example that applies to a checking account system. 17. What are system controls, and why are they not considered part of the users' functional...

Q:

ANSWER QUESTIONS 21. What is UML? 22. What is the purpose of UML use case diagrams? 23. What is another name for "actor" in UML, and how is it represented on a use case diagram? 24. What is the...

Q:

ANSWER QUESTIONS 1. What are the five activities of systems analysis, and which activity is discussed beginning with this chapter? 2. What is a user story? What is a use case? 3. What are the two...

Q:

Print Architecture and Space Scoring Guide Due Date: End of Unit 2. Percentage of Course Grade: 10%. Note: Your instructor may also use the Writing Feedback Tool to provide feedback on your writing....

Q:

Match each scatterplot shown below with one of the four specified correlations. O O O h O O @a a O COA O O O O 200 8 00 00 O a. -0.11 b. 0.95 C. -0.63 d. 0.17

Q:

On May 31, 2014, Terrell Company had a cash balance per books of $6,781.50. The bank statement from Home Town State Bank on that date showed a balance of $6,804.60. A comparison of the statement with...

Q:

9. Identify the segment information that is required to be disclosed by IFRS.

Q:

In a recent year, business failures in the United States numbered 83,384, according to Dun & Bradstreet. The construction industry accounted for 10,867 of these business failures. The South Atlantic...

Q:

List six major steps that you would take in setting up a database for a particular enterprise.

Q:

Consider a two-dimensional integer array of size n m that is to be used in your favorite programming language. Using the array as an example, illustrate the difference (a) Between the three levels...

Q:

Explain the difference between physical and logical data independence.

Q:

Which of the following is NOT a wireless denial attack that attempts to prevent a user from accessing or using a WLAN?

Q:

Consider the following activity list and PERT three-estimates for activity durations. (Durations are in weeks). Activity Optimistic Most likely Pessimistic Immediate estimate (o) estimate (m)...

Q:

Consider the data provided in the table for a portfolio of assets A and B. The correlation of returns of the two assets is 0.43. What is the standard deviation of the portfolio? Express your answer...