1>From the following options, select the correct pre-order representation of the following expression.
– 16 – – 14 / – 12 - 2 * 8 -–16--/14–12*28 -–16--/-1412*28 -–16-/–14–12*28 */--–16-14–1228 2> Which one of the following is NOT a referential integrity issue in a relational database where the DEPT column of the EMPLOYEE table is designated as a foreign key into the DEPARTMENT table? Inserting a new row into EMPLOYEE with a DEPT whose value is not the primary key of any of the rows in DEPARTMENT Updating the value of DEPT in a row of EMPLOYEE with a value that is not the primary key of any of the rows in DEPARTMENT Deleting a row of DEPARTMENT Inserting a new row into DEPARTMENT with a primary key that is not the value of the DEPT column of any row in EMPLOYEE 3> From the following options, select the OOP mechanism, that allows treatment of the derived class members just like the members of their parent class. Decoupling Encapsulation Polymorphism Abstraction 4> A program uses a queue to visit each of the nodes of a binary tree, starting at its root. After a node is processed its children are added to the the end of the queue. In what order do nodes get processed? Postorder Breadth-first Preorder Inorder What is the correct order of the following sentences? A) They were often driven about in the park and other fashionable places. B) For some weeks he drove them together. C) After breaking him in, the horse was bought by a dealer to match another chestnut horse. D) Then they were sold to a fashionable gentleman and were sent up to London. CBDA ADCB CBAD DCBA -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
