ENSC 26 2-2 Exam Questions And Answers

ENSC 26 2-2 Exam Questions And Answers

Recording the color value of a pixel

Recording the color value of a matrix Applications of Arrays



1.Fixed-size array

2.Dynamic array Types of Arrays




1.Fixed-size array Has a fixed number of elements




2.Dynamic array The number of elements can be changed at any point during runtime




Declaring Arrays: Fixed Size oKeyword used is Dim

oSyntax:

Dim ArrayName(UBound1 [,... ,UBoundN]) As Type

oExamples:

Dim TempReading(9) As Double

DimHourlyData(23) As Double

Dim RainfallData(11,30) As Decimal

DimmyClassmates(29) As String

, Declaring Arrays: Dynamic oKeyword used is Dim

oSyntax:

DimArrayName( ) As Type

oCommas can be placed inside the parentheses to specify the number of dimensions

oExamples:

DimTempReading() As Double

Dim RainfallData(,) As Decimal

DimMyCube(,,) As Long



Storing Values: Fixed Size oEquate each element to an expression

oExample:

DimCalorieIntake(6) As Decimal

'assignment statements

CalorieIntake(0) = 2300

CalorieIntake(1) = 2000

CalorieIntake(2) = 1800

up to...

CalorieIntake(6) = 1700



Storing Values: Fixed Size oUse the For Next loop's counter to represent the index for
each element