Question 1

With implicit type conversions, data loss can occur when a value is converted from one data type to a narrower data type.

Accepted Answer

A) True 
 B)False

Question 2

Real numbers are numbers that ____.

Accepted Answer

A)  contain a decimal place 
B)  contain a place holder 
C)  are whole numbers 
D)  are Unicode numbers

Question 3

Decimal, Double, and Single variables can store ____.

Accepted Answer

A)  strings 
B)  integers 
C)  imaginary numbers 
D)  real numbers

Question 4

The ____________________ indicates the type of data-for example, numeric or string-the memory location will store.

Accepted Answer

The answer of The ____________________ indicates the type of data-for...

Question 5

A variable's ____ indicates where the variable can be used in the application's code.

Accepted Answer

A)  data type 
B)  scope 
C)  identifier 
D)  lifetime

Question 6

All of the Visual Basic numeric data types have a ____ method whose task is to convert a string to that particular data type.

Accepted Answer

A)  ToLiteral 
B)  ConvertString 
C)  FromString 
D)  TryParse

Question 7

The method's ___________________ represent information that the method needs to perform its task.

Accepted Answer

The answer of The method's ___________________ represent information that the...

Question 8

What is a class-level variable?

Accepted Answer

The answer of What is a class-level variable?...

Question 9

A ____ is an item of data whose value does not change during run time.

Accepted Answer

A)  solid constant 
B)  firm constant 
C)  literal constant 
D)  logical constant

Question 10

The number 500 and the string "Mary" are examples of literal constants.

Accepted Answer

A) True 
 B)False

Question 11

____ constants are enclosed in quotation marks.

Accepted Answer

A)  String literal 
B)  Floating-point character 
C)  Integer 
D)  Boolean value

Question 12

You create a named constant using the ____________________ statement.

Accepted Answer

The answer of You create a named constant using the...

Question 13

When a value is converted from one data type to another data type that can store only smaller numbers, the value is said to be ____.

Accepted Answer

A)  promoted 
B)  demoted 
C)  compressed 
D)  conducted

Question 14

You can prevent many unintentional errors from occurring in an application by declaring the variables using the maximum scope needed.

Accepted Answer

A) True 
 B)False

Question 15

What is a static variable?

Accepted Answer

The answer of What is a static variable?...

Question 16

In Visual Basic, what can you do to flag any undeclared variables in your code?

Accepted Answer

The answer of In Visual Basic, what can you do...

Question 17

What is a procedure-level variable?

Accepted Answer

The answer of What is a procedure-level variable?...

Question 18

What is the difference between a logic error and a run time error?

Accepted Answer

The answer of What is the difference between a logic...

Question 19

When a value is converted from one data type to another data type that can store larger numbers, the value is said to be ____.

Accepted Answer

A)  promoted 
B)  demoted 
C)  expanded 
D)  conducted

Question 20

What is implicit conversion, when does data loss occur with implicit type conversions and how is it prevented?

Accepted Answer

The answer of What is implicit conversion, when does data...

Exam 4: Memory Locations and Calculations

With implicit type conversions, data loss can occur when a value is converted from one data type to a narrower data type.

Real numbers are numbers that ____.

Decimal, Double, and Single variables can store ____.

The ____________________ indicates the type of data-for example, numeric or string-the memory location will store.

A variable's ____ indicates where the variable can be used in the application's code.

All of the Visual Basic numeric data types have a ____ method whose task is to convert a string to that particular data type.

The method's ___________________ represent information that the method needs to perform its task.

What is a class-level variable?

A ____ is an item of data whose value does not change during run time.

The number 500 and the string "Mary" are examples of literal constants.

____ constants are enclosed in quotation marks.

You create a named constant using the ____________________ statement.

When a value is converted from one data type to another data type that can store only smaller numbers, the value is said to be ____.

You can prevent many unintentional errors from occurring in an application by declaring the variables using the maximum scope needed.

What is a static variable?

In Visual Basic, what can you do to flag any undeclared variables in your code?

What is a procedure-level variable?

What is the difference between a logic error and a run time error?

When a value is converted from one data type to another data type that can store larger numbers, the value is said to be ____.

What is implicit conversion, when does data loss occur with implicit type conversions and how is it prevented?