[A] Draw a table consisting of three column headers, named "Stack command", "Stack contents", and "Return value". Mention the contents of these columns when the following commands are executed: a) s.isempty() b) s.push(10) c) s.push('cheetah') d) s.peek() e) s.push(False) f) s.size() g) s.isempty()) h) s.push(3.14159) i) s.pop() j) s.size() [Note: If there is no return value, leave the column empty] [B] Draw a table consisting of three column headers, named "Queue operations", "Queue contents", and "Return value". Mention the contents of these columns when the following operations are executed: a) q.isempty() b) q.enqueue(15) c) q.enqueue('tiger') d) q.enqueue(True) e) q.size() f) q.isempty() g) q.enqueue(2.71828) h) q.dequeue() i) q.dequeue() j) q.size() [Note: If there is no return value, leave the column empty]

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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[A] Draw a table consisting of three column headers, named "Stack command", "Stack contents", and "Return value".
Mention the contents of these columns when the following commands are executed:
a) s.isempty()
b) s.push(10)
c) s.push('cheetah')
d) s.peek()
e) s.push(False)
f) s.size()
g) s.isempty()
h) s.push(3.14159)
i) s.pop()
j) s.size()
[Note: If there is no return value, leave the column empty]
[B] Draw a table consisting of three column headers, named "Queue operations", "Queue contents", and "Return
value". Mention the contents of these columns when the following operations are executed:
a) q.isempty()
b) q.enqueue (15)
c) q.enqueue('tiger')
d) q.enqueue(True)
e) q.size()
f) q.isempty()
g) q.enqueue(2.71828)
h) q.dequeue()
i) q.dequeue()
j) q.size()
[Note: If there is no return value, leave the column empty]
Transcribed Image Text:[A] Draw a table consisting of three column headers, named "Stack command", "Stack contents", and "Return value". Mention the contents of these columns when the following commands are executed: a) s.isempty() b) s.push(10) c) s.push('cheetah') d) s.peek() e) s.push(False) f) s.size() g) s.isempty() h) s.push(3.14159) i) s.pop() j) s.size() [Note: If there is no return value, leave the column empty] [B] Draw a table consisting of three column headers, named "Queue operations", "Queue contents", and "Return value". Mention the contents of these columns when the following operations are executed: a) q.isempty() b) q.enqueue (15) c) q.enqueue('tiger') d) q.enqueue(True) e) q.size() f) q.isempty() g) q.enqueue(2.71828) h) q.dequeue() i) q.dequeue() j) q.size() [Note: If there is no return value, leave the column empty]
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