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In Java, what characters are allowed in an identifier for a variable?
In Java, what characters are allowed in an identifier for a variable?
- Letters, digits, and hyphens
- Letters, hyphens, and underscores
- Letters, digits, and underscores (correct)
- Letters, spaces, and underscores
What is the convention for naming variables in Java?
What is the convention for naming variables in Java?
- Variable names should start with a digit
- Variable names should start with an uppercase letter
- Variable names should start with a special character
- Variable names should start with a lowercase letter (correct)
What are the basic types for characters, integers, and floating point numbers in Java known as?
What are the basic types for characters, integers, and floating point numbers in Java known as?
- Core types
- Primary types
- Fundamental types
- Primitive types (correct)
What is a variable in Java?
What is a variable in Java?
What is the purpose of a meaningful identifier for a variable in Java?
What is the purpose of a meaningful identifier for a variable in Java?
Which statement controls the flow of a program based on a boolean expression in Java?
Which statement controls the flow of a program based on a boolean expression in Java?
What type of flow control specifies that an action is to be repeated while some condition remains true in Java?
What type of flow control specifies that an action is to be repeated while some condition remains true in Java?
Which operator can be used in the boolean expression of an 'if' statement in Java?
Which operator can be used in the boolean expression of an 'if' statement in Java?
In Java, what flow control is used to choose among alternative courses of action?
In Java, what flow control is used to choose among alternative courses of action?
What is the name of the statement used in Java to carry out decisions based on multiple constraints/conditions?
What is the name of the statement used in Java to carry out decisions based on multiple constraints/conditions?
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