Advance Java Quiz | Multiple Choice Questions on Advance Java | Itronix Solutions
The quizzes consist of questions carefully designed to help you self-assess your comprehension of the information presented on the topics covered in the module.
What is a primitive data type in Java?
– A method to represent values ??that are so useful that they are an integral part of the language.
Submitted answers: [ A method to represent values ??that are so useful that they are an integral part of the language. ]
How many objects of a given class can be constructed in a program?
– As many as the program requires.
Submitted answers: [ As many as the program requires. ]
What is a reference to an object?
– Data where the object can be found.
Submitted answers: [ Data where the object can be found. ]
Does every variable in Java need a data type?
– Yes – every variable must be declared with its data type.
Submitted answers: [ Yes – every variable must be declared with its data type. ]
Suppose a particular data item does not use a primitive data type. What does it have to be?
– An object.
Submitted answers: [ An object. ]
How many alternatives are there for a single if-else statement?
– 2
Submitted answers: [ 2 ]
In which of the following situations will most likely no counting loop be used?
– Prompt the user until a correct entry has been made.
Submitted answers: [ Prompt the user until a correct entry has been made. ]
Which of the following is a reserved word ?
– boolean
Submitted answers: [ boolean ]
What method of a content pane changes its background color?
– setBackground (Color c)
Submitted answers: [ setBackground (Color c) ]
Which method will the program end immediately?
Can the program put text in JTextField?
– Yes, by setText()using.
Submitted answers: [ Yes, by setText()using. ]
Which is the class for swing labels?
– JLabel
Submitted answers: [ JLabel ]
Which method is used JTextFieldto read text from one ?
– getText()
Submitted answers: [ getText() ]
What is an expression ?
– An expression is a combination of literals, operators, variables, and parentheses to calculate a value.
Submitted answers: [ An expression is a combination of literals, operators, variables, and parentheses to calculate a value. ]
