Floating-point values that appear in source code are known as floating-point literals and are the type float by default.

Floating-point values that appear in source code are known as floating-point literals and are the type float by default.

Answer: False

The number of arguments in the method call must match the number of parameters in the method declaration's parameter list.

The number of arguments in the method call must match the number of parameters in the method declaration's parameter list.

Answer: True

Any class that contains public static void main(String[] args) can be used to execute an app.

Any class that contains public static void main(String[] args) can be used to execute an app.

Answer: True

Reference-type instance variables are initialized by default to the value null.

Reference-type instance variables are initialized by default to the value null.

Answer: True

Primitive-type local variables are initialized by default.

Primitive-type local variables are initialized by default.

Answer: False

Every method's body is delimited by left and right braces.

Every method's body is delimited by left and right braces.

Answer: True

Variables declared in the body of a particular method are known as instance variables and can be used in all methods of the class.

Variables declared in the body of a particular method are known as instance variables and can be used in all methods of the class.

Answer: False

True or false? A primitive-type variable can be used to invoke a method.

True or false? A primitive-type variable can be used to invoke a method.

Answer: False

True or false? Empty parentheses following a method name in a method declaration indicate that the method does not require any parameters to perform its task.

True or false? Empty parentheses following a method name in a method declaration indicate that the method does not require any parameters to perform its task.

Answer: True

True or false? An import declaration is not required when one class in a package uses another in the same package.

True or false? An import declaration is not required when one class in a package uses another in the same package.

Answer: True

True or false? By convention, method names begin with an uppercase first letter, and all subsequent words in the name begin with a capital first letter.

True or false? By convention, method names begin with an uppercase first letter, and all subsequent words in the name begin with a capital first letter.

Answer: False

Types in Java are divided into two categories- ____ types and ____ types.

Types in Java are divided into two categories- ____ types and ____ types.

Answer: Primitive, reference

The format specifier ____ is used to output values of type float or double.

The format specifier ____ is used to output values of type float or double.

Answer: %f

Variables of type float represent ____-precision floating-point numbers.

Variables of type float represent ____-precision floating-point numbers.

Answer: Single

A(n) ____ is a number with a decimal point, such as 7.33.

A(n) ____ is a number with a decimal point, such as 7.33.

Answer: Floating-point number

A(n) ____ is not required if you always refer to a class with its fully qualified class name.

A(n) ____ is not required if you always refer to a class with its fully qualified class name.

Answer: Import declaration

Class String is in package ____.

Class String is in package ____.

Answer: java.lang

Scanner method ____ reads characters until it encounters a newline character, then returns those character as a String.

Scanner method ____ reads characters until it encounters a newline character, then returns those character as a String.

Answer: nextLine

Return type ____ indicates that a method will not return a value.

Return type ____ indicates that a method will not return a value.

Answer: Void

Keyword public is an access ____.

Keyword public is an access ____.

Answer: Modifier