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C# Programming Basics

Subject : it-skills

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Must have a data type
Reference Type
Inheritance
Variable (C# requirements)
Framework Class Library (FCL)

2. System.Byte
Namespace
byte - .NET alias
Sealed Class
int - .NET alias

3. Access is limited to the current Assembly and Derived Types
Expression
byte - .NET alias
Protected Internal Access Modifier
Variable

4. Microsoft's generic software framework for application development.
char - Size
Identifiers
NET
byte - .NET alias

5. A symbol that specifies an operation to be performed on one or more variables.
Relational Operator
Operator
Constant
Static Member

6. 8 bit - signed byte (-128 - 127)
sbyte - Size
If Statement
References (Visual Studio Solution
Protected Access Modifier

7. Always runs left to right on all arithmetic operators. Parenthesis (or brackets () ) override precedence flow.
Precedence
decimal - .NET alias
Object
Incrementing / Decrementing Variables

8. System.Int16
short - .NET alias
Operator
Variable
Derived Class

9. System.Single
short - .NET alias
float - .NET alias
byte - Size
Reference Type

10. Just-in-time compilation
Reference Type
Sealed Class
JIT
Class aka Type

11. The act of generalizing or thinking about an object in general terms. The act of identifying the data members and behavior of a Class.
Equality Operator
Abstraction
Partial Class Modifier
Internal Access Modifier

12. System.Char
C#
char - .NET alias
Abstract Class Modifier
Console Application

13. Contains the class definitions that allow access to the functionality provided by .NET.
Framework Class Library (FCL)
Field
Object
Properties

14. (== or !=)
returnType methodName (parameterList)
Equality Operator
Partial Method Modifier
Virtual Method Modifier

15. Calculation whose result is either true or false but cannot be both E.g. == Equal to. != Not Equal too. < Less than. <= Less than of equal to. > Greater than. >= Greaten than or equal to. && AND (Conditional) ->|| OR (Conditional)
Sealed Class
ushort - .NET alias
Boolean Operator
Variable

16. Names used to identify program elements (e.g. namespaces & classes & methods & variables). Must always start with a letter. Always case sensitive. When multiword must be presented in CamelCase. keywords are an example of an identifier.
Identifiers
Abstract Class Modifier
String (or string)
Int32 - Size

17. A Class from which other classes can inherit characteristics.
Base Class
int - Size
Method
Console Application

18. true or false
Class aka Type
Expression
Operator
bool - Size

19. 32 bit integer data
Int32 - Size
csc.exe
Class
References (Visual Studio Solution

20. System.Decimal
Partial Method Modifier
short - Size
decimal - .NET alias
Class aka Type

21. System.Int64
Decimal (or decimal) - Size
Derived Class
long - .NET alias
Array

22. System.UInt32
C# mark Up Language X.A.M.L(Extensible Application Markup Language)
Public Keyword
uint - .NET alias
Static Member

23. The CLR tool used for just-in-time compilation which converts IL code to CPU specific code.
Boolean - Size
Primitive Type
Keyword
JITer

24. A representation of an area in the computer memory in which a value of a particular data type can be stored.
Variable
int - Size
Relational Operator
Operator

25. The lowest level or fundamental data types needed for representing data.
Static Class
DateTime
Class aka Type
Primitive Type

26. 64 bit integer data
Identifiers
Operator
Int64 - Size
decimal - .NET alias

27. Thing which gives something a value. E.g. Assignment Expression uses the '=' operator to assign a variable value such as x = y * 5
JITer
Expression
Object
Boolean - Size

28. Sits behind GUI (Graphical User Interface) and provides event listeners
int - .NET alias
char - Size
Window.xaml.cs
Field

29. (&& or || or & or |)
Inheritance
Incrementing / Decrementing Variables
Conditional Operator
Assembly

30. Object Oriented Programming relies on dot.notation. Dot Notation enables public methods to be fully accessible from outside an object. Member names are separated by a dot (.). Syntax is method-defined-in-class.bject-in-runtime-of-class
Comments
double - .NET alias
Dot Notation
Encapsulation

31. An abstract container used to hold a logically related group of data and functionality (e.g. System.* or System.Lynq or System.Windows etc.).
byte - .NET alias
Encapsulation
Namespace
Static Member

32. The "Type" name of data that is stored on the Heap
Textbox
Boolean - Size
Reference Type
Inheritance

33. Indicates that the Method can be overridden.
Object
Virtual Method Modifier
Static Member
Properties

34. Only requires one operand usually a count+1 or a count++ or a count--
Variable (C# requirements)
Assembly
int - .NET alias
Unary Operator

35. The .NET run-time environment that enables code to be compiled and executed.
Visual Studio Solution
Stack
double - .NET alias
Common Language Runtime (CLR)

36. Names reserved by the compiler that coders are not allowed to use as identifiers.
byte - .NET alias
Keyword
DateTime
Virtual Method Modifier

37. Box which can be typed into at runtime. Can display large amounts of scrollable text for the user. To create a scrollable one in Visual Studio set the multiline property to 'TRUE' and the Scrollbars property to 'VERTICAL'.
bool - Size
Textbox
Overloaded Method
short - Size

38. Implies that the programming language places severe restrictions on the intermixing that is permitted to occur - between objects or data of different types.
char - Size
Strong Typing
Syntax
Framework Class Library (FCL)

39. The result of successful compilation of source code written in any .NET targeted language - e.g. C# or Visual Basic or C++.
Window.xaml.cs
Statement
Public Keyword
Intermediate Language (IL)

40. A Class that cannot be instantiated.
Expression
Static Class
While Statement
Polymorphism

41. When a sub class passes down all the behaviours of the original parent class
Static Class
int - .NET alias
Unary Operator
Inheritance

42. 128 bit fixed precision (financial)
Method
Decimal (or decimal) - Size
Operator
Derived Class

43. 8 bit - unsigned byte (0 - 255)
Primitive
byte - Size
Visual Studio Solution
Abstraction

44. System.UInt64
Internal Access Modifier
ulong - .NET alias
Operator
uint - Size

45. Container for one or more Visual Studio Projects.
Just-in-time (JIT
Program
Visual Studio Solution
Operator

46. A Member that cannot be accessed/invoked through an Object Instance.
Class
Static Member
Precedence
long - .NET alias

47. Encapsulation is the process of providing access to an object only through it's messages while keeping the details private. Encapsulation controls the use of a class.
Variable (C# requirements)
Incrementing / Decrementing Variables
Encapsulation
JITer

48. Statements are instructions describing how to run a programme. Statements declare the name of a variable. Statements are combined to create methods.
decimal - .NET alias
Variable
Class aka Type
Statement

49. Something an object can do. A named sequence of events. Should always have a meaningful name eg calculateIncomeTax.
FCL
Assembly
Operator
Method

50. Allows a class to define multiple implementations of a method based on the number and types of arguments passed (Overloading).
Polymorphism
Assembly
Partial Class Modifier
Array

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C# Programming Basics

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