Reason for Setting Lock: Suppose a travel agent want to book a flight. The customer wants to fly to a particular city with a certain airline on a certain day. T...
The appendNode() member function places a new node at the end of the linked list. The appendNode() requires an integer representing the current data of the node...
The isEmpty() member method is called within the dequeue process to determine if there is an item in the queue to be removed i.e. isEmpty() is called to decide...
Data stored in a queue is actually stored in an array. Two indexes, front and end will be used to identify the start and end of the queue.
When an element is...
A Queue is a sequential organization of data. A queue is a first in first out type of data structure. An element is inserted at the last position and an element...
Rolling forward to recover data that has not been recorded in data files, yet has been recorded in the on-line redo log, including the contents of rollback segm...