! other question MCQ's

Question 2
1.
Failure to release resources when the program is no longer using them can cause:
Answer

buffer overflows.

resource leaks.

exceptions.

memory allocation errors.


Question 4
1.
Object orientation uses classes primarily to:
Answer

develop algorithms.

house data (attributes) and methods.

organize large amounts of data.

create code libraries.


Question 6
1.
Keyword __________ is used for constants whose values cannot be determined at compile time.
Answer

Const

ReadOnly

Shared

NamedConst
4 points
Question 7
1.
In a method in which a parameter has the same name as an instance variable, the expression Me.name will refer to:
Answer

the parameter.

the instance variable.

a value based on the situation.

the name of the current method.
4 points
Question 8
1.
A variable of a reference type contains:
Answer

information about the type and its data.

data of that type.

the address of the location in memory where data is stored.

the value of the variable.
4 points
Question 9
1.
Which of the following statements successfully swap the contents of an array at index 3 and index 4?
Answer

values( 3 ) = values( 4 )
values( 4 ) = values( 3 )

values( 4 ) = values( 3 )
values( 3 ) = values( 4 )

Dim temp As Integer = values( 3 )
values( 3 ) = values( 4 )
values( 4 ) = temp;

Dim temp As Integer = values( 3 )
values( 3 ) = values( 4 )
values( 4 ) = values( 3 )
4 points
Question 10
1.
Instance variables declared with Dim default to __________ access.
Answer

private

public

class

member