4. Refer to the given program. Draw a diagram to represent the following stack operations, step-by-step as the program executes. Show the output, if any. 1 import java.util.Stack; 2 3 public class plateInStack { 4 50 6 public static void main(String[] args) { Stackplate = new Stack<>(); plate.push("Red"); 7 8 9 10 11 plate.push("Blue"); plate.push("Yellow"); plate.push("Purple"); String p1 = plate.peek(); plate.push("Orange"); plate.push("light + pl); plate.pop(); 12 13 p1= plate.peek(); 14 15 16 17 } 4567 }

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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Explain your answer.
4. Refer to the given program. Draw a diagram to represent the following stack operations,
step-by-step as the program executes. Show the output, if any.
1 import java.util.Stack;
2
3
public class plateInStack {
4
50
public static void main(String[] args) {
Stack<String>plate = new Stack<>();
6
7
plate.push("Red");
8
plate.push("Blue");
plate.push("Yellow");
plate.push("Purple");
String p1 = plate.peek();
plate.push("Orange");
plate.push("light" + pl);
plate.pop();
p1 = plate.peek();
11
12
13
14
16
17 }
}
Transcribed Image Text:4. Refer to the given program. Draw a diagram to represent the following stack operations, step-by-step as the program executes. Show the output, if any. 1 import java.util.Stack; 2 3 public class plateInStack { 4 50 public static void main(String[] args) { Stack<String>plate = new Stack<>(); 6 7 plate.push("Red"); 8 plate.push("Blue"); plate.push("Yellow"); plate.push("Purple"); String p1 = plate.peek(); plate.push("Orange"); plate.push("light" + pl); plate.pop(); p1 = plate.peek(); 11 12 13 14 16 17 } }
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