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Which of the following represents the contents of a queue after the following sequence of operations (assume the Queue is initially empty): enqueue(A) enqueue (B) dequeue() enqueue (5) enqueue (C) dequeue() first() enqueue (7) rear -> 57 rear -> BC7 front -> 7C5 O rear -> 7 C5 front -> B 7

Which of the following represents the contents of a queue after the following sequence of operations (assume the Queue is initially empty): enqueue(A) enqueue (B) dequeue() enqueue (5) enqueue (C) dequeue() first() enqueue (7) rear -> 57 rear -> BC7 front -> 7C5 O rear -> 7 C5 front -> B 7

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
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Which of the following represents the contents of a queue after the following sequence of operations (assume the Queue is initially empty): enqueue(A) enqueue (B) dequeue() enqueue (5) enqueue (C) dequeue() first() enqueue (7) rear -> 57 rear -> BC 7 front -> 7C5 rear -> 7C5 front -> B 7
Transcribed Image Text:Which of the following represents the contents of a queue after the following sequence of operations (assume the Queue is initially empty): enqueue(A) enqueue (B) dequeue() enqueue (5) enqueue (C) dequeue() first() enqueue (7) rear -> 57 rear -> BC 7 front -> 7C5 rear -> 7C5 front -> B 7
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