Day - 8 Complete Syllabus (Core JAVA)

Which keyword is used to create an object in Java?

• new
• class
• void
• this

Which of the following is a valid declaration of an object?

• MyClass obj = new MyClass();
• obj MyClass = new();
• MyClass = obj;
• new MyClass obj();

Static members are shared among:

• All instances
• One object only
• Local classes
• None

Which method is automatically called when an object is created?

• main()
• constructor
• static
• init()

How many constructors can a class have?

• Only one
• Two
• Multiple
• None

Which keyword refers to the current object?

• super
• this
• self
• instance

Which modifier makes a member private to its class?

• public
• protected
• default
• private

Static blocks are executed:

• Once at class load
• With every object
• Never
• On method call

Static methods can access instance variables directly?

• Yes
• No
• Sometimes
• Always

Which is a valid call to a static method?

• ClassName.method()
• obj.method()
• static.method()
• new.method()