What are the ten knowledge areas in the Project Management Body of Knowledge (PMBOK)?
What are the characteristics of quality in a new system?
What is the difference between internal communications and external communications?
What is the objective of project integration management?
Review your answers to the case-related questions in Chapter 12 and then do the following: 1. Develop a sequence diagram for the patient use case View/respond to alert. 2. Develop a multilayer...
Figure 13-32 is an activity diagram for the use case Return books in the university library system. Do the following: a. Develop a first-cut sequence diagram that only includes the actor and problem...
Assume 2 twos-complement signed numbers, M = 11111111 2 and Q = 1111100 2 . Perform signed multiplication using the algorithm described in Section 2.5.1.
Figure 13-33 is a fully developed use case description for the use case Receive new book in the university library system. Do the following: a. Develop a first-cut communication diagram that only...
When using an analogy involving a blueprint and a tree house, the _____________________ is the class, and the _____________________ is an object created from it. a. Blueprint, tree house b. Tree...
You create your applications user interface in the _____________________ window in the IDE. a. Designer b. Form c. GUI d. Interface
In Chapter 10, we identified these four subsystems: Customer account subsystem (such as customer account) Pickup request subsystem (such as sales) Package delivery subsystem (such as order...
Each tool in the toolbox represents a class from which an object can be instantiated. a. True b. False
Which window is used to set the characteristics that control an objects appearance and behavior? a. Characteristics b. Object c. Properties d. Toolbox
Which window lists the projects and files included in a solution? a. Object b. Project c. Properties d. Solution Explorer
Which of the following is an invalid name for an object? a. picMy.Dog b. btnCalcSalesTax c. lbl2017 d. All of the above are invalid names.
Which property controls the text displayed in a forms title bar? a. Caption b. Text c. Title d. TitleBar
Which property is used to give a form file a more meaningful name? a. File b. File Name c. Form Name d. Name
Which property determines the initial position of a form when the application is started? a. InitialLocation b. Location c. StartLocation d. StartPosition
Which property is used to disable the Maximize button on a forms title bar? a. ButtonMaximize b. Maximize c. MaximizeBox d. MaximizeButton
Which property is used to give a button control a more meaningful name? a. Application b. Caption c. Name d. Text
The text displayed on a buttons face is stored in which property? a. Caption b. Label c. Name d. Text
When a form has been modified since the last time it was saved, what appears on its tab in the designer window? a. An ampersand (&) b. An asterisk (*) c. A percent sign (%) d. A plus sign (1)
Which option on the File menu closes the current solution? a. Close b. Close All c. Close Solution d. Exit Solution
Which of the following can be accomplished using the format menu? A. Aligning the borders of two or more controls B. Centering one or more controls horizontally on the form C. Making two or more...
When two or more controls are selected, how can you tell which one is the reference control? a. The reference control has white sizing handles. b. The reference control has black sizing handles. c....
Which statement terminates an application that contains only one form? a. Me.Close() b. Me.Done() c. Me.Finish() d. Me.Stop()
When you start a windows forms application in the ide, the computer saves the applications executable (.exe) file in the _____________________ folder. a. Project b. Projects bin c. Projects bin\debug...
Explain the difference between a form file and a form.
What does the dot member access operator indicate in the text System.Windows .Forms.Label?
Define the term syntax.
A controls access key is specified in which of its properties? a. Access b. Caption c. Key d. Text
Which of the following specifies the letter D as the access key? a. &Display b. #Display c. ^Display d. D&isplay
Which of the following controls will provide an area in the form or the user to enter a Name? A. Button B. Label C. Text box D. All of the above.
If necessary, complete Exercise 3. Use Windows to rename the Jacket Solution folder to Jackets Solution-Modified. Open the Jackets Solution.sln file contained in the VB2017\ Chap01\Jackets...
Create a Windows Forms application. Use the following names for the project and solution, respectively: OnYourOwn Project and OnYourOwn Solution. Save the application in the VB2017\Chap01 folder....
How can the user access a button whose Text property contains Clea&r? a. Alt+r b. Ctrl+r c. Shift+r d. Esc+r
Identifying labels typically have their BorderStyle property set to ___________________. a. BorderSingle b. Fixed3D c. FixedSingle d. None
Text boxes should have their BorderStyle property set to __________________________. a. BorderSingle b. Fixed3D c. FixedSingle d. None
Label controls that display program output typically have their AutoSize property set to _____________________. a. Auto b. False c. NoSize d. True
Identifying labels typically have their AutoSize property set to _____________________. a. Auto b. False c. NoSize d. True
If a text boxs TabIndex value is 12, its identifying labels TabIndex value should be _____________________. a. 11 b. 12 c. 13 d. True
Explain the method for providing keyboard access to a text box.
Open the VB2017\Chap02\FixIt Solution\FixIt Solution.sln file. If necessary, open the designer window. Start the application. Test the tab order and the access keys. End the application and then fix...
Which of the following is an invalid name for a variable? a. dbl8%Rate b. decCost c. strName d. None of the above.
Which of the following statements declares a procedure-level variable that remains in the computers memory until the application ends? a. Dim Static intScore As Integer b. Private Static intScore As...
Which of the following can be used to clear the text contained in the lblTax control? a. lblTax = String.Empty b. lblTax.Text = String.Empty c. lblTax.ClearText d. lblTax.Text.Clear
Which of the following statements declares a class-level variable? a. Class intNum As Integer b. Private intNum As Integer c. Private Class intNum As Integer d. Private Dim intNum As Integer
Which of the following declares a procedure-level String variable? a. Dim String strCity b. Dim strCity As String c. Private strCity As String d. Both b and c.
Which of the following declares a named constant having the Double data type? a. Const dblRATE As Double = 0.09 b. Const dblRATE As Double c. Constant dblRATE = 0.09 d. Both a and b.
A static variable has the same _____________________ as a procedure-level variable but the same _____________________ as a class-level variable. a. Lifetime, scope b. Scope, lifetime
If the decPay variable contains the number 1200.76, which of the following statements displays the number as 1,200.76? a. lblPay.Text = decPay.ToString("N2") b. lblPay.Text = decPay.ToString("F2") c....
Which of the following statements declares a procedure-level variable that is removed from the computers memory when the procedure ends? a. Const intCounter As Integer b. Dim intCounter As Integer c....
Most of the memory locations declared in an application should be class-level variables. a. True b. False
Evaluate the following expression: 8 6 OrElse 4 < 7. a. True b. False
Evaluate the following expression: 5 * 7 > 6 2. a. True b. False
Evaluate the following expression: 5 * 4 > 6 2 AndAlso True OrElse False. a. True b. False
What will the code in Figure 4-53 assign to the intCost variable when the intAge variable contains the number 12? a. 0 b. 5 c. 8 d. 10 If intAge
What will the code in Figure 4-53 assign to the intCost variable when the intAge variable contains the number 33? a. 0 b. 5 c. 8 d. 10 If intAge
What will the code in Figure 4-54 assign to the lblStatus control when the strLevel variable contains the string 3? a. Bronze b. Gold c. Platinum d. Silver If strLevel = "1" OrElse strLevel "2" Then...
It is customary in Windows applications to designate a default check box. a. True b. False
If a radio button is selected, its _____________________ property contains the Boolean value True. a. Checked b. On c. Selected d. Selection
Which of the following events occurs when a check box is clicked? a. Changed b. Checked c. CheckedChanged d. None of the above.
What will the code in Figure 4-55 assign to the strStatus variable when the intLevel variable contains the number 8? a. Bronze b. Gold c. Platinum d. Silver Select Case intLevel Case 1, 2 strStatus =...
When entering data in a text box, each key the user presses invokes the text boxs_____________________ event. a. Focus b. Key c. KeyFocus d. KeyPress
The six logical operators are listed below. Indicate their order of precedence by placing a number (1, 2, and so on) on the line to the left of the operator. If two or more operators have the same...
Create a Windows Forms application. Use the following names for the project and solution, respectively: OnYourOwn Project and OnYourOwn Solution. Save the application in the VB2017\Chap04 folder....
In this exercise, you modify the Numbers application from Exercise 6. Use Windows to make a copy of the Numbers Solution folder. Rename the copy Modified Numbers Solution. Open the Numbers...
It is desired to compare two 4-bit numbers for equality. If the two numbers are equal, the circuit will generate an output of 1. Draw a logic circuit using a minimum number of gates of your choice.
Design a parity generation circuit for a 5-bit data (4-bit message with an even parity bit) to be transmitted by computer X. The receiving computer Y will generate an error bit, E = 1, if the 5-bit...
You may have been assigned a CASE or a drawing tool to develop conceptual data models. Using this tool, attempt to redraw all the E-R diagrams in this chapter. What difficulties did you encounter?...
If a statement passes a variables address, the variable is said to be passed _____________________. A. By address b. By content c. By reference d. By value
The memory locations listed in a procedure headers parameterList have procedure scope and are removed from the computers main memory when the procedure ends. a. True b. False
Explain the difference between a Sub procedure and a Function procedure.
Explain the difference between invoking a Sub procedure and invoking a function.
Design a combinational circuit that adds two 4-bit signed numbers and generates an output of 1 if the 4-bit result is zero; the output is 0 if the 4-bit result is nonzero. Draw a logic circuit using...
Design a combinational circuit using a minimum number of full adders, and logic gates with one BCD to seven-segment converter (74LS47) and one common-anode seven-segment display, and which will...
Write a Verilog description for a 4-to-1 multiplexer using dataflow modeling using the conditional operator.
A synchronous sequential circuit with two D flip-flops (a,b as outputs), one input (x), and an output (y) is expressed by the following equations: D a = abx + ab, D b = xb + bx y = bx + a (a) Derive...
A sequential circuit contains two D flip-flops (A, B), one input (x), and one output (y), as shown in Figure P5.18. Derive the state table and the state diagram of the sequential circuit. Clk D Q Clk...
Design a synchronous sequential circuit with one input x and one output y. The input x is a serial message, and the system reads x one bit at a time. The output y is 1 whenever the binary pattern 000...
Use Figure P5.25 as the building block: Design a 4-bit general-purpose register as follows: S So Function 0 0 0 1 1 0 1 1 Load external data Rotate left; (AoA3, Ai-Ai-1 for i = 1,2,3) Rotate right;...
Write a Verilog description using behavioral modeling for: (a) The positive edge-triggered JK Flip-Flop of Figure 5.9. (b) A D flip-flop with a synchronous reset input and a positive edge triggered...
(a) Using a 4-bit binary adder with inputs (A, B, and Cin), outputs (F and Cout), and one selection bit (S0), design an arithmetic circuit as follows: S0 FUNCTION TO BE PERFORMED 0 A plus B 1 ...
List the employees whose last names begin with an L.
Determine the relationships among the four entities in Figure 7-15. List primary keys for each entity and any foreign keys necessary to establish the relationships and maintain referential integrity....
How would Problems and Exercises 21 and 22 change if a type of fish could be supplied by multiple suppliers?
How do you represent an associative entity in a relational data model?
How are relationships between entities represented in the relational data model?
Fill in the blanks in each of the following statements: a. A relation that has no partial functional dependencies is in _____ normal form. b. A relation that has no transitive dependencies is in...
For your answers to the following Problems and Exercises from prior chapters, transform the EER diagrams into a set of relational schemas, diagram the functional dependencies, and convert all the...
Which of the following declares a five-element one-dimensional array? a. Dim intSold(4) As Integer b. Dim intSold(5) As Integer = {4, 78, 65, 23, 2} c. Dim intSold() As Integer = {4, 78, 65, 23, 2}...
The strItems array is declared as follows: Dim strItems(20) As String. The intSub variable keeps track of the array subscripts and is initialized to 0. Which of the following Do clauses will process...
The intsales array is declared as follows: dim intsales() as integer = {10000, 12000, 900, 500, 20000}. The statement intsales(2) + = 10 will _____________________. a. Replace the 900 amount with 10...
The intSales array is declared as follows: Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}. Which of the following loops will correctly multiply each element by 2? The intSub variable...
How does the MySQL Workbench handle N:M relationships?
For Problem and Exercise 21, draw the E-R diagram based on the normalized relations. Data from Exercise 21. A pet store currently uses a legacy flat file system to store all of its information. The...
A pet store currently uses a legacy flat file system to store all of its information. The owner of the store, Peter Corona, wants to implement a Web-enabled database application. This would enable...
The MySQL Workbench creates database models. What is a data model? What is a database design? Which does MySQL Workbench create?
Convert the following decimal numbers to 6-bit twos complement binary numbers and subtract them. Indicate whether or not the difference overflows a 6-bit result. (a) 18 10 12 10 (b) 30 10 9 10 (c)...
A three-input OR-AND-INVERT (OAI) gate shown in Figure 1.43 produces a FALSE output if C is TRUE and A or B is TRUE. Otherwise, it produces a TRUE output. Complete a truth table for the gate. -Y c-