What is the output of the following code? ListQueue q2=new ListQueue> (): q2.offer(4): q2.offer(2): q2.offer(6): q2.peek(); System.out.printin(q2.size(): Iterator iter2= q2.iterator(): while(iter2.hasNext())

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Question 10
What is the output of the following code?
ListQueue<Integer> q2=new ListQueue<> ();
q2.offer(4);
q2.offer(2);
q2.offer(6);
q2.peek();
System.out.println(q2.size();
Iterator <Integer> iter2= q2.iterator():
while(iter2.hasNext())
{
int a = iter2.next();:
System.out.print(a + " ");
2
A)
26
3
B
426
42
3
(D
624
Transcribed Image Text:Question 10 What is the output of the following code? ListQueue<Integer> q2=new ListQueue<> (); q2.offer(4); q2.offer(2); q2.offer(6); q2.peek(); System.out.println(q2.size(); Iterator <Integer> iter2= q2.iterator(): while(iter2.hasNext()) { int a = iter2.next();: System.out.print(a + " "); 2 A) 26 3 B 426 42 3 (D 624
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