top data next MATH null top data ENGL next data MATH next null

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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Question
data
МАTH
data
ENGL
null
next
next
top
top
data
MATH
next
null
The above is a stack of textbooks. The top is a node
to record the address of the top element of a stack.
2. Which of the following statement push the ENGL textbook to the top?
top.next = new Node("ENGL", top);
a.
b. top
= new Node("ENGL", top)
Describe the reason of your choice.
Your answer is
(a or b)
Will the push action take time in 0(1) or 0(n)?
Next Page
Transcribed Image Text:data МАTH data ENGL null next next top top data MATH next null The above is a stack of textbooks. The top is a node to record the address of the top element of a stack. 2. Which of the following statement push the ENGL textbook to the top? top.next = new Node("ENGL", top); a. b. top = new Node("ENGL", top) Describe the reason of your choice. Your answer is (a or b) Will the push action take time in 0(1) or 0(n)? Next Page
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