True/False
Indicate whether the
statement is true or false.
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1.
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1. The rule that every statement should end with a semicolon is an example
of a syntax rule.
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2.
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IDE stands for Integrated Development Environment.
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3.
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Both static and constant are keywords in C#.
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4.
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Prototypes range from being elaborate designs created with graphics, word
processing, or paint programs, to being quite cryptic sketches created with paper and pencil.
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5.
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In C#, it is tradition to name the file containing the class the same name as
the class name, except the file name will have a .c# extension affixed to the end of the name.
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6.
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Classes and class diagrams are used most often with the structured procedural
approach to software development.
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7.
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Constants are normally named using all lowercase characters, separating second
and subsequent words with the underscore character.
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8.
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You can combine as many AND and OR operators in an
expression as needed.
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9.
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When if-else statements are nested, each else is
always paired with the most recent unpaired if.
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10.
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Flowchart creators use diamond shapes to indicate alternative courses of
action.
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11.
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It is illegal to use a block to contain a single statement.
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12.
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Professional programmers usually do not retain the default names for Forms and
controls.
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13.
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So much code is needed to create even the simplest of GUI programs that it is
far more practical to develop the user interface visually in an IDE.
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14.
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When you instantiate an array, you can choose its location in memory.
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15.
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When loop structures are nested, the inner loop must be entirely contained
within the outer loop; loops can never overlap.
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16.
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In C#, an array's elements are numbered beginning with 1.
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17.
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In C#, arrays are objects.
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18.
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A Boolean expression is evaluated within every while loop to determine whether
the loop body will execute.
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19.
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Statements in a for loop body cannot be blocked.
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20.
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You cannot use a while loop for indefinite loops.
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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21.
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A(n) ____ version of software has not been fully tested and may still contain
bugs or errors.
a. | alpha | c. | bug | b. | maintenance | d. | beta |
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22.
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In Visual Studio .NET, the feature that attempts to sense what you are going to
type before you type it is called ____.
a. | Help | c. | IntelliSense | b. | tools | d. | ToolTip |
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23.
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Which of the following would display "Good day!" on the screen?
a. | WriteLine.Console("Good day!"); | c. | WriteLine.Console{"Good
day!"}; | b. | Console.WriteLine["Good day!"]; | d. | Console.WriteLine("Good
day!"); |
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24.
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The value 3.42e-4 is equivalent to _____.
a. | 3420000 | c. | -3.420000 | b. | .000342 | d. | -.000342 |
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25.
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The first step found in most software development methodologies is ____.
a. | design | c. | code | b. | analysis | d. | desk check |
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26.
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Which statement subtracts 100 from the original value of an answer?
a. | 100 -= answer; | c. | answer =- 100; | b. | answer = 100 -; | d. | answer -= 100; |
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27.
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The special character that can be used with an identifier is ____.
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28.
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Another way to write the following expression is
____.
ans *= v1 - 1;
a. | ans = v1 * ans - 1; | c. | ans = ans * v1--; | b. | ans = v1 * (ans - 1); | d. | ans = ans *
--v1; |
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29.
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Packaging data characteristics and behaviors into a class is called ____.
a. | inheritance | c. | encapsulation | b. | instantiation | d. | classes |
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30.
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The compiler checks for ____.
a. | semantic violations | c. | debugger options | b. | files that are too large | d. | syntax rule
violations |
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31.
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When creating a flowchart or pseudocode
representation of a task, what type of structure is one in which one step follows another
unconditionally?
a. | single-decision | c. | branched | b. | dual-decision | d. | sequence |
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32.
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After a user types a value into a TextBox in an
executing program, where is the value stored?
a. | In the Text property of the
TextBox. | c. | In the Label property of the
TextBox. | b. | In the String property of the
TextBox. | d. | In the Name property of the TextBox |
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33.
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What sort of evaluation involves the evaluation of
expressions in each part of a compound, conditional Boolean expression only as much as necessary to
determine whether the expression is false?
a. | sequential | c. | smart | b. | sequence | d. | short-circuit |
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34.
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What kind of GUI object is rectangular and provides
an interface for collecting, displaying, and delivering information?
a. | Labels | c. | Buttons | b. | TextBoxes | d. | Forms |
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35.
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What property can be modified to change the tab
order for a GUI component?
a. | TabPos | c. | TabIndex | b. | TabNum | d. | TabPlace |
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36.
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What conditional operator can be used to create a
compound Boolean expression as an alternative to if statements?
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37.
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When designing an application, what type of
interface generally requires more time to develop?
a. | User | c. | Console | b. | GUI | d. | TUI |
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38.
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The if expression that precedes a block in a
decision structure is known as what type of statement?
a. | sequence | c. | K & R | b. | conditional | d. | control |
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39.
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What serves as a control that is used to display
text such as a prompt or a result of some computation?
a. | Form | c. | Label | b. | Button | d. | TextBox |
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40.
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What should you use if you wish to execute two or
more statements conditionally?
a. | A switch statement. | c. | A defined sequence structure. | b. | A block enclosed within a pair of curly braces. | d. | A declared
decision structure. |
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41.
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After you have added a Button onto a form, what can
you do in order to create a method that executes when the user clicks the Button?
a. | You can select the Button, then create the
method | c. | You can single click the Button, and then create the
method. | b. | You can double-click the Button, and then create the
method. | d. | You must delete the Button, and create the method first, then call the Button
object by name. |
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42.
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A loop that is controlled by user input rather than altered by arithmetic is
known as what type of loop?
a. | definite | c. | sentinel | b. | indefinite | d. | infinite |
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43.
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What technique can be used to combine two different loops into one?
a. | pretesting loop | c. | loop accumulation | b. | short-circuiting loop | d. | loop fusion |
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44.
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What can you use to assign a list of nondefault values to array elements at
declaration?
a. | value specification | c. | initializer list | b. | array specification | d. | array
initializer |
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45.
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What type of loop checks a Boolean expression at the "top" of the loop
before the body has a chance to execute?
a. | do | c. | switch | b. | repeat | d. | while |
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46.
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When using nested loops, what loop is contained entirely within an outer
loop?
a. | posttest loop | c. | inner loop | b. | pretest loop | d. | for loop |
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47.
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What C# method should you use in order to arrange an array in ascending
order?
a. | Reverse() | c. | Order() | b. | BinarySearch() | d. | Sort() |
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48.
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An array subscript can be an expression, but only as long as the expression
evaluates to what type?
a. | int | c. | double | b. | float | d. | boolean |
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49.
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What is a garbage value in the C# programming language?
a. | It is an unknown, unassigned value. | c. | It is a variable that is used as a
placeholder. | b. | It is a variable that is assigned a value that has no purpose. | d. | It is a variable that holds output text after
it is displayed. |
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50.
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What operator is used for the purpose of creating objects in C#?
a. | save | c. | new | b. | initialize | d. | reserve |
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