Modern Software

B

A ________ holds only one data value at any given moment in time.

• Option A

  program

• Option B

  method

• Option C

  variable

• Option D

  data type

C

The values on the right and left sides of a math operator are called ________.

• Option A

  factors

• Option B

  expressions

• Option C

  operands

• Option D

  algorithms

C

C

You can use a(n) ________ to explicitly convert a value from one numeric data type to another, even if the conversion might result in loss of data.

• Option A

  data binding

• Option B

  cast operator

• Option C

  explicit operator

• Option D

  conversion formula

B

B

The ________ shows a description of an error, the name of the source code file containing the error, the error's line number and column number, and the name of the project.

• Option A

  Crash pop-up

• Option B

  Debug dialog box

• Option C

  Error List window

• Option D

  Just In Time debugger

C

A(n) ________ is a logical container in a program that holds methods and other program elements.

• Option A

  queue

• Option B

  program

• Option C

  event

• Option D

  class

D

C

Parts of a mathematical expression may be grouped with ________ to force some operations to be performed before others.

• Option A

  braces

• Option B

  parentheses

• Option C

  semicolons

• Option D

  double quotation marks

B

B

A

B

When a(n) ________ appears around an object in the Visual Studio Designer, it indicates that the object is selected and ready for editing.

• Option A

  editing icon

• Option B

  sizing handle

• Option C

  frame

• Option D

  bounding box

D

D

D

B

When you call the ToString method, you can optionally pass a(n) ________ as an argument to the method to indicate that you want the number to appear formatted in a specific way when it is returned as a string.

• Option A

  style specifier

• Option B

  design element

• Option C

  output value

• Option D

  formatting string

D

C

A

C

Appending the letter M or m to a numeric literal causes the number to be considered a ________ literal.

• Option A

  decimal

• Option B

  monetary

• Option C

  double

• Option D

  mnemonic

A

The ________ file contains an application's start-up code which executes when the application runs.

• Option A

  Program.cs

• Option B

  Main.cs

• Option C

  Source.cs

• Option D

  Code.cs

A

Fundamental types of data, such as integers and real numbers are known as ________ data types.

• Option A

  natural

• Option B

  primitive

• Option C

  basic

• Option D

  fundamental

B

When an operation is performed on two int values, the result will be a(n) ________.

• Option A

  double

• Option B

  string

• Option C

  decimal

• Option D

  int

D

When you want to display text on a form but not allow the user to change the text, you use a ________ control.

• Option A

  String

• Option B

  Font

• Option C

  Text

• Option D

  Label

D

In code you use a(n) ________ to store a value in a control's property.

• Option A

  string literal

• Option B

  assignment statement

• Option C

  constant

• Option D

  dialog box

B

The ________ dictates which operations are performed first in a mathematical expression.

• Option A

  operator position

• Option B

  least significant value

• Option C

  order of operations

• Option D

  compiler version

C

To convert the contents of a string to any of the numeric data types, we use a family of .NET methods known as the ________ methods.

• Option A

  Parse

• Option B

  ToString

• Option C

  Itoa

• Option D

  Convert

A

A

A

B

The file named ________ contains code associated with a form named Form1.

• Option A

  MainForm.cs

• Option B

  Form1.cs

• Option C

  Control.cs

• Option D

  Window.cs

B

Controls that display text have a ________ property that allows you to change the color of the text.

• Option A

  FontColor

• Option B

  TextColor

• Option C

  Color

• Option D

  ForeColor

D

A ________ variable belongs to the method in which it is declared and only statements inside that method can access the variable.

• Option A

  global

• Option B

  limited

• Option C

  static

• Option D

  local

D

If you want your code to execute a method, write a statement known as a(n) ________.

• Option A

  event handler

• Option B

  executor statement

• Option C

  initialization routine

• Option D

  method call

D

The ________ window in the debugger allows you to type the debugging commands using the keyboard.

• Option A

  watch

• Option B

  immediate

• Option C

  command

• Option D

  expert

B

A(n) ________ is an unexpected error that occurs when a program is running, causing the program to halt if the error is not properly dealt with.

• Option A

  bug

• Option B

  illegal operation

• Option C

  exception

• Option D

  logic error

C

Which of the following causes the debugger to stop on a specific statement while a program is running?

• Option A

  breakpoint

• Option B

  stopping line

• Option C

  line break

• Option D

  set point

A

The ________ data type is used to store any number that might have a fractional part.

• Option A

  boolean

• Option B

  double

• Option C

  int

• Option D

  string

B

A data value (variable or constant) passed into a method is known as a(n) ________.

• Option A

  delimiter

• Option B

  factor

• Option C

  argument

• Option D

  descriptor

C

A(n) ________ event occurs on a control when the user clicks the mouse while an application is running.

• Option A

  Click

• Option B

  Action

• Option C

  Mouse

• Option D

  Live

A

B

A(n) ________ is a method that executes when a specific event such as clicking the mouse takes place while an application is running.

• Option A

  feature coordinator

• Option B

  incident manager

• Option C

  event handler

• Option D

  action sequencer

C

If you do not initialize a(n) ________ field, it begins with a special value known as null.

• Option A

  double

• Option B

  int

• Option C

  string

• Option D

  decimal

C

A(n) ________ appears on one line in a program and begins with two forward slashes ( // ).

• Option A

  documentation comment

• Option B

  short comment

• Option C

  block comment

• Option D

  line comment

D

A math expression involving a double and a(n) ________ is not allowed unless a cast operator is used to convert one of the operands.

• Option A

  int

• Option B

  double

• Option C

  decimal

• Option D

  boolean

C

When a user types something into a TextBox control, the input is stored in the control's ________ property.

• Option A

  Text

• Option B

  String

• Option C

  Input

• Option D

  Value

A

C

When an operation involves an int and a decimal, the result will be a(n) ________.

• Option A

  string

• Option B

  int

• Option C

  decimal

• Option D

  double

C

A ________ is an identifier for a value that cannot be modified during the program's execution.

• Option A

  literal

• Option B

  keyword

• Option C

  sentinel

• Option D

  named constant

D

The order in which controls receive the focus is called the ________.

• Option A

  tab order

• Option B

  tab index

• Option C

  focus index

• Option D

  order element

A

D

The ________ property lets you designate a button on a form that will be clicked automatically when the user presses the Enter key.

• Option A

  AcceptButton

• Option B

  ConfirmButton

• Option C

  EnterButton

• Option D

  DefaultButton

A

A ________ property can be set to one of two possible values: true or false.

• Option A

  Toggle

• Option B

  Binary

• Option C

  Singular

• Option D

  Boolean

D

In code, you move the input focus by calling the ________ method.

• Option A

  Selection

• Option B

  Tab

• Option C

  Move

• Option D

  Focus

D

A

C

When you select an object in the Visual Studio Designer, the object's size, color, text, and other characteristics are displayed in the ________ window.

• Option A

  Properties

• Option B

  Designer

• Option C

  Editing

• Option D

  Object

A

A ________ is a declared block in a program between braces ( {...} ) that holds classes.

• Option A

  method

• Option B

  list

• Option C

  namespace

• Option D

  program

C

Each object created from a class is called a(n) ________ of the class.

• Option A

  instance

• Option B

  object

• Option C

  reference

• Option D

  field

A

You create a class by writing a(n) ________.

• Option A

  class declaration

• Option B

  code blueprint

• Option C

  preprocessor directive

• Option D

  object specification

A

The first line of a class declaration is known as the ________.

• Option A

  class header

• Option B

  object heading

• Option C

  class definition

• Option D

  data title

A

The process of matching a method call with the correct version of a method is known as ________.

• Option A

  matching

• Option B

  signing

• Option C

  pairing

• Option D

  binding

D

A class's ________ are statements that define the class's fields, properties, and methods.

• Option A

  overall body

• Option B

  private elements

• Option C

  field definitions

• Option D

  member declarations

D

When a ________ form is displayed, no other form in the application can receive the focus until the form is closed.

• Option A

  static

• Option B

  primary

• Option C

  modeless

• Option D

  modal

D

Static methods operate on ________.

• Option A

  only on static fields

• Option B

  the fields or properties of all instances of the class

• Option C

  only on properties of the constructor

• Option D

  only on static fields and static properties

D

Classes are ________ types.

• Option A

  binary

• Option B

  abstract

• Option C

  value

• Option D

  reference

D

To declare a class as abstract, you use the ________ keyword in the class header.

• Option A

  static

• Option B

  new

• Option C

  void

• Option D

  abstract

D

A class that is NOT abstract is sometimes called a(n) ________ class.

• Option A

  abstract

• Option B

  concrete

• Option C

  derived

• Option D

  base

B

To declare an interface, use the ________ keyword.

• Option A

  static

• Option B

  interface

• Option C

  public 

• Option D

  abstract

B

The first parameter in an extension method must be preceded by the ________ keyword.

• Option A

  virtual

• Option B

  this

• Option C

  new

• Option D

  static

B

C

B

Extension methods can NOTbe applied to ________.

• Option A

  classes

• Option B

  structs

• Option C

  ints

• Option D

  Extension methods can be applied to all of these.

D

In object-oriented programming, ________ is used to create an "is a" relationship among classes.

• Option A

  elimination

• Option B

  logic

• Option C

  progression

• Option D

  inheritance

D

A variable declared as a base class type can only be used to reference members declared in the ________.

• Option A

  abstract class

• Option B

  derived class

• Option C

  parameterless constructor

• Option D

  base class

D

A class that is NOT intended to be instantiated but is to be used only as a base class is called a(n) ________.

• Option A

  entity class

• Option B

  abstract class

• Option C

  dummy class

• Option D

  placeholder

B

The ________ keyword declares that a method in the derived class overrides a method in the base class.

• Option A

  void

• Option B

  override

• Option C

  new

• Option D

  virtual

B

The ________ keyword declares that a derived class is allowed to override the current method in the base class.

• Option A

  override

• Option B

  class

• Option C

  static

• Option D

  virtual

D

When a derived class method has the same name as a base class method, it is often said that the derived class method ________ the base class method.

• Option A

  mimics

• Option B

  shadows

• Option C

  overrides

• Option D

  terminates

B

The term ________ refers to an object's ability to take different forms.

• Option A

  portability

• Option B

  code reuse

• Option C

  polymorphism

• Option D

  adaptation

C

A(n) ________ is a method that is automatically executed when an object is created.

• Option A

  executable

• Option B

  constructor

• Option C

  actuator

• Option D

  loader

B

In object-oriented programming, the ________ is more general than classes related to it.

• Option A

  default design

• Option B

  base class

• Option C

  derived class

• Option D

  container class

B

Base classes are sometimes called superclasses and derived classes are sometimes called ________.

• Option A

  planned classes

• Option B

  subclasses

• Option C

  copy classes

• Option D

  derivatives

B

The ________ inherits fields, properties, and methods from the base class without any of them having to be rewritten.

• Option A

  copy class

• Option B

  derived class

• Option C

  super instance

• Option D

  initialized object

B

When one object is a specialized version of another object, there is a(n) ________.

• Option A

  "is a" relationship

• Option B

  "has a" relationship

• Option C

  1:1 ratio

• Option D

  shared interest

A

To access a static property, you use ________.

• Option A

  an instance of the class

• Option B

  the constructor

• Option C

  the class

• Option D

  You cannot access a static property.

C

If you write a class with no constructor whatsoever, the compiler provides a(n) ________.

• Option A

  default constructor

• Option B

  null reference variable

• Option C

  void constructor

• Option D

  error message

A

When you add additional forms to a project, you add additional ________ which are stored in their own source code files.

• Option A

  methods

• Option B

  events

• Option C

  classes

• Option D

  objects

C

When a value is assigned to a property, the property's ________ is executed and the value being assigned is contained in the value parameter.

• Option A

  get accessor

• Option B

  ToValue method

• Option C

  return statement

• Option D

  set accessor

D

Each of the ________ in the description of a problem domain is a potential class.

• Option A

  nouns

• Option B

  articles

• Option C

  adjectives

• Option D

  verbs

A

When you create an array of a class type, each element of the array will be initialized with the value ________ by default.

• Option A

  void

• Option B

  null

• Option C

  false

• Option D

  0

B

When a method is ________, it means that multiple methods in the same class have the same name but use different types of parameters.

• Option A

  aliased

• Option B

  overloaded

• Option C

  shadowed

• Option D

  parameterized

B

The compiler uses a method's ________ to distinguish it from other methods of the same name.

• Option A

  return type

• Option B

  binding

• Option C

  name

• Option D

  signature

D

A ________ can be read but it cannot be modified.

• Option A

  private field

• Option B

  read-only property

• Option C

  hidden property

• Option D

  public field

B

A constructor that accepts arguments is known as a(n) ________.

• Option A

  aliased constructor

• Option B

  parameterized constructor

• Option C

  constructor method

• Option D

  alternate constructor

B

The ________ is a method that returns the property's value.

• Option A

  get accessor

• Option B

  Show method

• Option C

  this.Value method

• Option D

  Me method

A

A ________ is a special type of class member that allows an object to store and retrieve a piece of data.

• Option A

  variable

• Option B

  property

• Option C

  method

• Option D

  field

B

In a property definition, the ________ is automatically created by the compiler and its data type is the same as that of the property.

• Option A

  data parameter

• Option B

  this variable

• Option C

  copy variable

• Option D

  value parameter

D