Source and listener
What do you mean by the term source and listener?
Expert
The source is an object which produces an event. This takes place when the internal state of that object changes in a certain manner. A listener is an object which is notified whenever an event takes place. It consists of two major requirements. First, it should have been registered with a source to receive the notifications regarding specific event. Second, it should implement essential methods to receive and process such notifications.
What is a transaction processing (TP) monitor?
Overriding for chaining: It is a form of method overriding in which the sub-class version of a method verifies to see whether it can react to the message on its own and just calls the super-class version of the method.
Upcast: It is a cast towards an object's ultimate super type - which is, `up' the inheritance hierarchy towards the Object class, for example: // Upcast from VariableContr
Define the term Toggle: To alternate among two values, like true and false, on and off, or 1 & 0.
Briefly describe the limitations of AJAX.
Explain relationship between XHTML and DTD?
State the term dispatcher.
Define the difference between phases of software development or software life cycle?
Right shift operator: Right shift operator (>>) is the bit manipulation operator. It shifts the bits in its left operand zero (0) or many places to the right, according to the value of its accurate operand. The most important bit from before the
18,76,764
1930701 Asked
3,689
Active Tutors
1454459
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!