Q&A Hero

Q: You are given the following statement: Do ... Loop Until intCounter > intNumTimes. The Until intCounter > intNumTimes represents a ____. a. loop condition b. loop exit condition c. loop full condition d. loop retreat condition

Q: In the posttest syntax for a Do"¦Loop, the {While | Until} condition section is part of the ____ clause. a. Execute b. Process c. Do d. Loop

Q: In the pretest syntax for a Do"¦Loop statement, the {While | Until} condition section is part of the ____ clause. a. Execute b. Process c. Do d. Loop

Q: A game program uses the ____ loop to control the display of the menu, which must appear on the screen at least once. a. prettest b. posttest c. DoAfter d. ProcessAfter

Q: ____ loops should be used only when their instructions must be processed at least once. a. Posttest b. Pretest c. DoAfter d. ProcessAfter

Q: In the ____ loop, the condition appears in the last line. a. sequential b. pretest c. posttest d. iterative

Q: In the ____ loop, the condition appears in the first line. a. sequential b. pretest c. posttest d. iterative

Q: The instructions in a posttest loop ____. a. may never be processed b. should only be processed once c. will always be processed at least twice d. will always be processed at least once

Q: The ____ loop condition is evaluated after the instructions within the loop are processed. a. posttest b. pretest c. before d. after

Q: The ____ loop condition is evaluated before the instructions within the loop are processed. a. posttest b. pretest c. before d. after

Q: When a posttest loop is placed in a selection structure, the loop will be processed only when the selection structure's condition evaluates to True.

Q: The diamond that represents the condition appears at the top of the loop in the flowchart of a posttest loop.

Q: Pretest loops should be used only when their instructions must be processed at least once.

Q: In the posttest syntax, the only purpose of the Do clause is to mark the beginning of the loop.

Q: In the posttest syntax, the condition is evaluated before the loop instructions are processed.

Q: In the pretest syntax, the condition is evaluated after the loop instructions are processed.

Q: The Do"¦Loop statement can be used to code a pretest loop as well as a posttest loop.

Q: A pretest loop is easier to write and understand than a posttest loop with a selection structure.

Q: Most programmers prefer to use posttest loops.

Q: The instructions in a pretest loop will be processed at least once.

Q: The difference between pretest and posttest loops pertains to how the accumulator is evaluated.

Q: A repetition structure can be either a pretest loop or a posttest loop.

Q: If a run time error occurs, you can stop the application by clicking DEBUG on the menu bar and then clicking ____. a. End b. Stop c. End Debugging d. Stop Debugging

Q: Which of the following statements increments the intNum variable's value by 2? a. intNum = intNum " 2 b. intNum -= 2 c. intNum += 2 d. intNum ++ 2

Q: When entering the InputBox function in the Code Editor window, the prompt, title, and defaultResponse arguments must be enclosed in ____. a. quotation marks b. asterisks c. square brackets d. slashes

Q: The empty string is represented by the ____ constant in Visual Basic. a. Nothing b. String.Nothing c. String.Empty d. Empty.String

Q: If the user clicks either the Cancel button in the dialog box or the Close button on the dialog box's title bar, the InputBox function returns ____. a. an empty string b. the value contained in the input area of the dialog box c. CancelValue d. nothing

Q: If the user clicks the OK button, the InputBox function returns ____. a. an empty string b. the value contained in the input area of the dialog box c. OKValue d. Nothing

Q: The result of forgetting to enter the update read is a(n) ____ loop. a. empty b. temporary c. infinite d. short-circuited

Q: In a loop that begins with a priming read, the ____ provides the way to end a loop. a. changing read b. update read c. ending read d. special read

Q: A(n) ____ variable is a numeric variable used for adding something together. a. static b. named c. accumulator d. counter

Q: You can delay program execution using the ____ method. a. Pause b. Sleep c. Delay d. Refresh

Q: You can use the ____ method to redraw the form. a. Redraw b. Renew c. Refresh d. Update

Q: You can use the ____ statement to code both a pretest loop and a posttest loop. a. For"¦Next b. While"¦Wend c. Next"¦For d. Do"¦Loop

Q: In a(n) ____ loop, the evaluation occurs after the instructions within the loop are processed. a. pretest b. inline test c. execute d. posttest

Q: In a(n) ____ loop, the loop condition is evaluated before the instructions within the loop are processed. a. pretest b. posttest c. inline test d. execute

Q: Programmers use the ____ structure when they need the computer to repeatedly process one or more program instructions until some condition is met, at which time the processing ends. a. decision b. repetition c. selection d. declaration

Q: You can use the arithmetic assignment operator (+=) to abbreviate the statement intNum = intNum + 1 as follows: intNum = 1.

Q: The Windows standard is to use book title capitalization for the prompt, but sentence capitalization for the title.

Q: The value returned by the InputBox function is the same whether the user clicks the OK button, Cancel button, or Close button.

Q: A loop that has no way to end is called an infinite loop or an forever loop.

Q: Any code containing a priming read must also include a matching update read within the loop.

Q: The priming read is used to prepare or set up a loop.

Q: Like counter variables, accumulator variables are updated outside the loop.

Q: Repetition structures use accumulator variables to tally information such as the total dollar amount of a week's payroll.

Q: Like counter variables, accumulator variables are initialized inside the loop.

Q: The loop condition is represented by a parallelogram in a flowchart.

Q: Updating refers to the process of either adding a number to or subtracting a number from a counter's value.

Q: Like the condition in the If"¦Then"¦Else statement, the condition in the Do"¦Loop statement must evaluate to a Boolean value.

Q: A condition can contain variables, constants, properties, methods, or operators.

Q: A repetition structure can only be a pretest loop.

Q: All computer programs are written using one or more of three control structures: sequence, selection, or repetition.

Q: The syntax of the trim method is ____. a. string trim b. string.Trim c. Trim.string d. trim string

Q: In the method call string.Trim, string typically is either the Text property of a control or ____. a. any variable of a character-based type b. the literal string c. the name of your program d. the name of a String variable

Q: You can use the ____ method to remove any spaces that appear before and after the data in the variable. a. Trim b. Left c. Right d. RmPad

Q: You can use the txtType control's ____ event to prevent the text box from accepting the space character. a. Key b. Pressed c. KeyPress d. StillPressed

Q: Setting a text box control's ____ property to 1 limits the text box entry to one character only. a. Length b. Max c. MaxLength d. Entry

Q: When a beta tester finds a bug in the application, she submits a(n) ____ to the programmer. a. update request b. problem report c. error log d. bug report

Q: ____ are encouraged to use the application as often as possible, because some bugs surface only after months of use. a. Beta testers b. Primary users c. Beta users d. Primary testers

Q: No matter how thoroughly you test an application, chances are it still will contain some errors, called ____. a. mosquitoes b. bugs c. hoppers d. problems

Q: You create a message box using the ____ method. a. MessageBox.Text b. MessageBox.Display c. MessageBox.Show d. MessageBox.PopUp

Q: You use the e parameter's ____ property to cancel the pressed key if it is an inappropriate one. a. Handled b. Unhandled c. Opened d. Fixed

Q: To prevent a text box from accepting an inappropriate character, you first use the e parameter's ____ property to determine the pressed key. a. KeyFind b. Key.Char c. Key.Text d. KeyChar

Q: A control's ____ event occurs each time the user presses a key while the control has the focus. a. KeyUp b. KeyPress c. KeyDown d. KeyStillDown

Q: Use a ____ to record an application's test data and the expected results. a. script b. test data chart c. test data plan d. flowchart

Q: ____ data is data that the program is not expecting the user to enter. a. Invalid b. Valid c. Constructed d. Inferred

Q: ____ data is data that the program is expecting the user to enter. a. Invalid b. Constructed c. Valid d. Inferred

Q: The Trim method automatically removes any spaces from the original string.

Q: When the computer processes the Trim method, it makes a temporary copy of the string in memory, and then performs the necessary trimming on the copy only.

Q: When entering data in a text box, it is not uncommon for a user to inadvertently include a space character at the end of the entry.

Q: Most large and complex applications are beta tested by paid engineers before being sold in the marketplace.

Q: When you are satisfied that an application is functioning correctly, you can release it to the beta engineers.

Q: Programmers can use a special dialog box, called a dialog box, to display messages to the user.

Q: Whenever you make a change to an application's code, you should retest the application using the test data listed in the test data chart.

Q: The Delspace key is necessary for editing the text box entry.

Q: You refer to the Backspace key on your computer keyboard using the ControlChars.Back constant.

Q: When the KeyPress event occurs, a character corresponding to the pressed key is sent to the KeyPress event's e parameter, which appears between the square brackets in the event's procedure header.

Q: If the application's code contains a selection structure, use values that will test each path.

Q: Typically, you should never include the number 0 in test data.

Q: Invalid data typically is the result of the user making a typing error, entering the data in an incorrect format, or neglecting to make a required entry.