Test your basic knowledge |

C# Programming Basics

Subject : it-skills

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

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. Documentation text embedded within code which is not to be run as code. Two types single and multiple: single // multiline / insert comment here /
Static Class
Comments
Polymorphism
bool - Size

2. Always runs left to right on all arithmetic operators. Parenthesis (or brackets () ) override precedence flow.
returnType methodName (parameterList)
Precedence
bool - Size
Private Access Modifier

3. 32 bit - unsigned integer data
Static Class
Assembly
Value Type
uint - Size

4. System.Int64
long - .NET alias
Relational Operator
Class
long - Size

5. A Class that can only have Static Members
Variable
Static Class
Decimal (or decimal) - Size
Virtual Method Modifier

6. The member type of a Class that performs an action.
Abstraction
Primitive
Method
Polymorphism

7. Must have a data type
Static Class
Keyword
Variable (C# requirements)
Inheritance

8. true or false
Boolean - Size
Method
Relational Operator
uint - .NET alias

9. The .NET run-time environment that enables code to be compiled and executed.
Operator
Common Language Runtime (CLR)
Abstraction
short - Size

10. Field whose value can never change. Declared with 'const' keyword
Protected Internal Access Modifier
r
Constant
Relational Operator

11. Code which implements GUI (graphical User Interface).
int - .NET alias
r
C# mark Up Language X.A.M.L(Extensible Application Markup Language)
Relational Operator

12. Compilation of classes. In C# Usually ends in .dll or .exe
FCL
Assembly
Inheritance
Sealed Class

13. Something that has a different number of parameters to it's predecessor
FCL
Visual Studio Solution
Overloaded Method
NET

14. The process of hiding and restricting access to the implementation details of a data structure.
Keyword
Intermediate Language (IL)
Abstraction
Encapsulation

15. 64 bit integer data
Int64 - Size
Boolean - Size
Inheritance
Strong Typing

16. When a sub class passes down all the behaviours of the original parent class
References (Visual Studio Solution
Inheritance
Expression
Encapsulation

17. 32 bit integer data
Data structures
Comments
Equality Operator
int - Size

18. The CLR tool used for just-in-time compilation which converts IL code to CPU specific code.
Assignment Operator
Keyword
int - Size
JITer

19. The lowest level or fundamental data types needed for representing data.
long - Size
Primitive Type
Int64 - Size
Primitive

20. (= or += or -= or = or /=)
Boolean - Size
char - .NET alias
Namespace
Assignment Operator

21. Characteristics of an object. Something an object has. Provides a specific access point to data within a field
Inheritance
Properties
Int32 - Size
DateTime

22. Represents the encapsulation of data and behaviors into a single unit.
Int64 - Size
Class
Label
Object

23. Four things common to all software development: _______ - Flow of Control - Identifiers & Arguments - Testing / Debugging
Partial Method Modifier
Data structures
Boolean - Size
using

24. 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'.
Textbox
Abstract Method Modifier
Abstract Class Modifier
Protected Access Modifier

25. A type of statement that produces a value that might be tested or assigned to a variable.
Expression
uint - Size
Static Class
Method

26. Specifies that a Class cannot be instantiated but can only be used as the Base Class from which other Classes are derived.
Parameter aka Argument
Abstract Class Modifier
Data structures
Expression

27. 32 bit single precision floating point data
uint - .NET alias
Float (or float) - Size
Partial Class Modifier
Textbox

28. 128 bit fixed precision (financial)
Decimal (or decimal) - Size
Protected Internal Access Modifier
Overloaded Method
Protected Access Modifier

29. Just-in-time compilation
Strong Typing
JIT
Value Type
Abstract Class Modifier

30. Block of memory where objects live. Whenever a new object is created it is allowed onto the heap. Old objects are regularly deallocate from the heap to save available memory
Heap
sbyte - Size
FCL
Expression

31. 8 bit - unsigned byte (0 - 255)
Static Member
byte - Size
Window.xaml.cs
int - Size

32. 16 bit- unsigned word (U+0000 to U+ffff)
char - Size
decimal - .NET alias
Encapsulation
Assignment Operator

33. Block of memory for storing local variables and parameters. Automatically grows and shrinks as function is entered and excited.
Stack
Primitive Type
Program
FCL

34. 16 bit - signed integer data (-32768 to 32767)
short - Size
Protected Access Modifier
While Statement
uint - Size

35. System.Byte
Inheritance
Method
Internal Access Modifier
byte - .NET alias

36. Restricts access to a Member to the current Class.
Inheritance
Private Access Modifier
Assembly
Class aka Type

37. An instance of a class that exists at run-time and is typically referenced via a variable name.
Constant
Object
Data structures
Inheritance

38. Symbols which transform and combine expressions
Operator
Console Application
JITer
byte - .NET alias

39. Indicates that the Method can be overridden.
Inheritance
Virtual Method Modifier
long - .NET alias
Sealed Class

40. The C# directive required to bring a namespace into scope. Eliminates the need to fully qualify a Type.
Int32 - Size
While Statement
Console Application
using

41. A Class from which other classes can inherit characteristics.
ulong - .NET alias
Operator
Partial Method Modifier
Base Class

42. Allows a class to define multiple implementations of a method based on the number and types of arguments passed (Overloading).
C# mark Up Language X.A.M.L(Extensible Application Markup Language)
Polymorphism
char - .NET alias
Conditional Operator

43. Keyword which exposes members to other classes OR Identifier which makes program elements public
Public Keyword
Primitive
Sealed Class
C#

44. System.Int16
Partial Class Modifier
short - .NET alias
DateTime
Static Class

45. 64 bit integer data
Dot Notation
Protected Internal Access Modifier
long - Size
Class aka Type

46. A Member that cannot be accessed/invoked through an Object Instance.
Abstract Class Modifier
char - Size
Static Member
Operator

47. The concept of defining subclasses of data objects that share some or all of the parent's class characteristics - enabling the reuse of code.
Method
Identifiers
uint - Size
Inheritance

48. Series of instructions which tell a computer what to do.
Private Access Modifier
Program
Operator
Framework Class Library (FCL)

49. Contains the class definitions that allow access to the functionality provided by .NET.
Abstract Class Modifier
Class
Framework Class Library (FCL)
Base Class

50. 8 bit - signed byte (-128 - 127)
Label
Properties
sbyte - Size
long - Size