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Given numPQueue: 21, 32, 73 What does Peek(numPQueue) return? 21 After the following operations: Enqueue(numPQueue, 57) Enqueue(numPQueue, 89) Dequeue(numPQueue) Peek(numPQueue) What is numPQueue? Ex: 1, 2, 3 What does GetLength(numPQueue) return? 4

Given numPQueue: 21, 32, 73 What does Peek(numPQueue) return? 21 After the following operations: Enqueue(numPQueue, 57) Enqueue(numPQueue, 89) Dequeue(numPQueue) Peek(numPQueue) What is numPQueue? Ex: 1, 2, 3 What does GetLength(numPQueue) return? 4

Database System Concepts
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
Problem 1PE
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I need help answering part 2 of this HW question (what is the correct sequence of #'s)???

Given numPQueue: 21, 32, 73 What does Peek(numPQueue) return? 21 After the following operations: Enqueue(numPQueue, 57) Enqueue(numPQueue, 89) Dequeue(numPQueue) Peek(numPQueue) What is numPQueue? Ex: 1, 2, 3 What does GetLength(numPQueue) return? 4
Transcribed Image Text:Given numPQueue: 21, 32, 73 What does Peek(numPQueue) return? 21 After the following operations: Enqueue(numPQueue, 57) Enqueue(numPQueue, 89) Dequeue(numPQueue) Peek(numPQueue) What is numPQueue? Ex: 1, 2, 3 What does GetLength(numPQueue) return? 4
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