070-483 Free Dumps Study Materials
Question 7: You are developing an application that contains a class named TheaterCustomer and a method
named ProcessTheaterCustomer. The ProcessTheaterCustomer() method accepts a TheaterCustomer
object as the input parameter.
You have the following requirements:
* Store the TheaterCustomer objects in a collection.
* Ensure that the ProcessTheaterCustomer() method processes the TheaterCustomer objects in the
order in which they are placed into the collection.
You need to meet the requirements.
What should you do?
A. Create a System.Collections.Queue collection. Use the Enqueue() method to add TheaterCustomer
objects to the collection. Use the Dequeue() method to pass the objects to the
ProcessTheaterCustomer() method.
B. Create a System.Collections.Stack collection. Use the Push() method to add TheaterCustomer
objects to the collection, Use the Peek() method to pass the objects to the ProcessTheaterCustomer()
method.
C. Create a System.Collections.SortedList collection. Use the Add() method to add TheaterCustomer
objects to the collection. Use the Remove() method to pass the objects to the
ProcessTheaterCustomer() method.
D. Create a System.Collections.ArrayList collection. Use the Insert() method to add TheaterCustomer
objects to the collection. Use the Remove() method to pass the objects to the
ProcessTheaterCustomer() method.
Correct Answer: A
Explanation
The System.Collections.Queue collection represents a first-in, first-out collection of objects.
Reference: https://msdn.microsoft.com/en-us/library/system.collections.queue(v=vs.110).aspx