Prelims_IntProg_HO2

it is a name of a program that programmers use to identify namespaces, variables, methods, etc.

• Data types

• Identifier

• Reserved keywords

• variable

Choose below what are the declaration with identifiers

• class HelloWorld{ }

• public AreaOfRectangle( ){ }

• int price;

• namespace

Choose below what are the syntax rules when naming an identifier in C#

• It must start with a number

• It cannot be a reserved keyword

• The classes and methods in C# must always begin with a capital letter

• The identifier's name can only have any combination of letters, digits, and underscores. White spaces are allowed

Answer explanation

You're wrong? Read again the definitions.

If you're right, then good for you

The basic syntax of declaring a variable is as follows:

data_type identifier;

• TRUE

• FALSE

• MAYBE

Is this correct in declaring a variable?

SizeOfRectangle double;

• TRUE

• FALSE

• MAYBE

Answer explanation

data_Type identifier is the standard format.

it should be:

double SizeOfRectangle;

It is an identifier and a memory location that stores a specific value

• Identifier

• Reserved word

• Data type

• Variable

This is the process of converting a value of one(1) type of data to another data type

• Implicit Conversion

• Explicit Conversion

• Type Casting

• Reference types

This is the conversion of a lower precision data type to a value if higher precision data type

• Implicit Conversion

• Explicit Conversion

• Type Casting

• Reference Typing

This is a conversion of higher precision data type to a lower precision data type using cast operator

• Implicit Conversion

• Explicit Conversion

• Reference Typing

• Type casting

This is the general syntax of performing explicit conversion in C#

(data_to_Convert) data_Type;

• TRUE

• FALSE

• MAYBE

Answer explanation

The syntax is:

(data_Type) data_to_convert