Topic 4 Quiz ITP

Which of the following is the correct syntax for a single-line comment in Java?

• #This is a comment

• // This is a comment

• /* This is a comment */

• <! - - This is a comment - ->

What is the purpose of comments in Java code?

• To increase the execution speed of the program

• To provide explanations or annotations for the code

• To define variables

• To handle exceptions

Which access modifier allows a member to be accessible only within its own class

• public

• protected

• private

• default

If no access modifier is specifies for a class member, what is the default access level?

• public

• protected

• private

• package-private (default)

What is a block in Java

• A single line of code

• A group of statements enclosed in braces {}

• A comment section

• A method declaration

Which of the following is true about blocks in Java

• Blocks can be used to define the scope of variables

• Blocks are only used in loops

• Blocks are optional in method definitions

• Block cannot be nested

Which of the following is the correct way to define a class in Java

• class Myclass { }

• public Myclass { }

• MyClass Class { }

• define class MyClass { }

What is the purpose of class in Java

• To define a blueprint for objects

• To execute a block of code repeatedly

• To handle exceptions

• To perform arithmetic operations

Why is the main method declared as static in Java

• To allow the JVM to invoke it without creating an instance of the class

• To enable method overloading

• To restrict its access to the class only

• To allow it to return a value