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CASE
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Critical Thinking Questions
Case 7-1
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Priscilla is providing the junior analysts, in her firm, on the team with some real-world illustrations to explain some of the recommendations that they must be prepared to make to clients, based on what they have studied in their coursework, in order to solidify their understanding.
Which of the following is a reason Priscilla will share with the new analysts, with regard to a client that wants to purchase a software package??
A. ?The client wants to develop internal resources and capabilities.
B. ?The client is looking for the lowest possible costs.
C. ?The client has unique business requirements that must be satisfied by this software application.
D. ?The client has some existing technology in place whose requirements must be met by the new software.
Answer: B
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The Gas Pump application (Fig. 12.31) calculates the cost of gas at a local gas station. This gas station charges $1.61 per gallon for Regular grade gas, $1.67 per gallon for Special grade gas and $1.77 per gallon for Super+ grade gas. The user enters the number of gallons to purchase and clicks the desired grade. The application calls a method to compute the total cost from the number of gallons entered and the selected grade. The application provided contains a logic error. In this exercise, you will find and fix the error
a) Copying the template to your working directory. Copy the C:Examples Tutorial12ExercisesDebuggingGasPump directory to your C:SimplyJava directory.
b) Opening the template file. Open the GasPump.java file in your text editor.
c) Compiling the application for debugging. Compile the application with the -g com- mand-line option by typing javac -g GasPump.java.
d) Running the application. Run the Gas Pump application by typing java GasPump.
Enter 14 as the starting amount and click the Special JButton. Notice that the out- put is incorrect (the correct output is displayed in Fig. 12.31).
e) Starting the debugger. Close your application (but leave the Command Prompt
open) and start the debugger by typing jdb.
f) Finding and correcting the error(s). Add a breakpoint at the beginning of method specialJButtonActionPerformed. Use the step, step up and next commands as necessary to walk through the different statements of this method and any methods calle
Individual array elements can not be assigned values interactively by using a cin stream object.
Answer the following statement true (T) or false (F)
Which button do you click on the Resource tab to open the dialog box in the accompanying figure?
A. Team Planner B. Assign Resources C. Resource Pool D. Add Resources
Which of the following topics is covered under the security architecture and design CBK domain?
A. Understanding forensic procedures B. Following compliance requirements C. Developing and implementing security policies D. Understanding the fundamental concepts of security models