ISC Class 12 Computer Science 2023 Theory | Q9 - Complete class deQueue

Опубликовано: 23 Июнь 2026
на канале: CodeWithBK
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ISC Class 12 Computer Science 2023 Theory | Q9 - Complete class deQueue | Java Program | Step-by-Step solution
Prepare for ISC Class 12 Computer Science Board Exam 2026 with complete solved papers (2016–2025).

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Welcome to CodeWithBK — your complete learning hub for ISC Class 12 Computer Science Java solutions.

In this video, we solve ISC Class 12 Computer Science 2023 Theory Question 9 , which requires writing a Java program to define and implement the complete class deQueue (Double Ended Queue) . The explanation covers the logic of a double-ended queue, its operations, and how to code it step by step in Java.

What you will learn:
Concept of a Double Ended Queue (deQueue)
following the class design to code the solution
Implementing insertion and deletion from both ends
Checking underflow and overflow conditions
Step-by-step coding and explanation for ISC exam preparation

Who is this video for:
ISC Class 12 Computer Science students preparing for board exams
Beginners learning data structures in Java
Students practicing important ISC theory paper questions
Anyone interested in understanding queue variations in Java

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Other questions solved of ISC 2023 Computer Science Theory Paper:
Question 6 (Check Dudeney Number) :    • ISC Class 12 Computer Science 2023 Theory ...  
Question 7 (Find transpose of a Matrix) :    • ISC Class 12 Computer Science 2023 Theory ...  
Question 8 (SortAlpha Class) :    • ISC Class 12 Computer Science 2023 Theory ...  
Question 10 (Create a Supply Class) :    • ISC Class 12 Computer Science 2023 Theory ...  

Timestamps:
0:00 Intro
0:32 Problem Description
1:20 Understanding how a DeQueue works
6:40 addFront() method
7:32 popFront() method
9:27 Testing the methods and the working of the Dequeue

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