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1. What is the difference between a context diagram, a logical DFD, and a physical DFD?
2. What is a systems flowchart?
3. What are the similarities and differences between a systems flowchart and a DFD?
4. Distinguish the aspects of systems depicted by DFDs from those depicted by E-R diagrams.
Make an object oriented design for a system that contains tracks of your CD and DVD collection. Recognize each of the classes, associated data,and operations for the classes.
Explain the role of MIS in enterprise resource planning (ERP). Conduct research to address the following items. Write a two-page report to the CEO in which you: Define ERP and describe its functionalities
Describe the concept of object orientation and Universal Modeling Language as used in computer programming.
Design a software class diagram for the Use Case (Make Appointment) for patient
The subset-sum problem is defined as follows: given a set B of n positive integers and an integer K, can you find a subset of B whose elements' summation is equal to K? Design an algorithm to solve this problem. Address its correctness and running..
imagine you are the manager of a medium-sized it department. while walking through the hall one day you overhear a
imagine that you are interviewing for a job when the interviewer asks you which cost-benefit analysis technique is best
Create your conceptual model, logical model, and few examples of what physical model would look like. Hint: You can use ER-Assistant to depict conceptual model and MS Access to depict logical model.
Which of the following could be an actor found on a use case diagram? Why? Ms. Mary Smith, Supplier, Customer, Internet customer, Mr. John Seals, Data-entry clerk and Database administrator.
What are the benefits and risks of cloud computing? Do you use a cloud to store any of your files or photographs? Does your employer use a cloud to store files or sensitive documents? Don't be quick to say 'no' - do a little research and leg work..
In this script, change pseudocode that uses a decision structure into a shell script. The script then will accept 3-grades, compute an average, and then show a letter grade based upon the average.
Explain two tools that people can use to save their privacy on the web. Give one useful application of location tracking.
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