Choose the correct statement with respect to interfaces - (i) Java does not support "multiple inheritance" however, it can be achieved by using interfaces. (ii) Unless the class that implements the interface is abstract, all the methods of the interface need to be defined in the class. (iii) To implement multiple interfaces, separate them with a comma (,)
Match the following – List - I (i) A method that is used to create an instantiation of a class (ii) A signal that something has happened to stop normal execution of a program (iii) A graphical image that is usually stored in a file (iv) Converting one type of value to another type is called List - II (a) Bitmap (b) Type casting (c) Exception (d) Constructor
Consider an undirected un-weighted graph G. Let a breadth first traversal of G be done starting from a node r. Let d(r,u) and d(r,v) be the length of the shortest path from r to u and v respectively in G. If u is visited before v during the breadth first traversal, which of the following statement is correct?
Which of the following is not a type of constructor?
Which of the following principle does queue use?