1.

Which of the following is the correct way to access all elements of the Queue collection created using the C#.NET code snippet given below? 
Queue q = new Queue();

q.Enqueue("Sachin");

q.Enqueue('A');

q.Enqueue(false);

q.Enqueue(38);

q.Enqueue(5.4);




 IEnumerator e; e = q.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);  

 IEnumerable e; e = q.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);  

 IEnumerator e; e = q.GetEnumerable(); while (e.MoveNext()) Console.WriteLine(e.Current);  

 IEnumerator e; e = Queue.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);

Answer: A . 
 IEnumerator e;
e = q.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);
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A. IEnumerator e; e = q.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);
B. IEnumerable e; e = q.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);
C. IEnumerator e; e = q.GetEnumerable(); while (e.MoveNext()) Console.WriteLine(e.Current);
D. IEnumerator e; e = Queue.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);
Answer» B. IEnumerable e; e = q.GetEnumerator(); while (e.MoveNext()) Console.WriteLine(e.Current);


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