8.4 Let s1 be " Welcome " and s2 be " welcome ". Write the code for the following statements: (a) Check whether s1 is equal to s2 and assign the result to a Boolean variable isEqual. (b) Check whether s1 is equal to s2, ignoring case, and assign the result to a Boolean variable isEqual. (c) Check whether s1 has the prefix AAA and assign the result to a Boolean variable b.

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
icon
Related questions
Question

8.4 Let s1 be " Welcome " and s2 be " welcome ". Write the code for the following
statements:
(a) Check whether s1 is equal to s2 and assign the result to a Boolean variable
isEqual.
(b) Check whether s1 is equal to s2, ignoring case, and assign the result to a
Boolean variable isEqual.
(c) Check whether s1 has the prefix AAA and assign the result to a Boolean variable b.
(d) Check whether s1 has the suffix AAA and assign the result to a Boolean variable b.
(e) Assign the length of s1 to a variable x.
(f) Assign the first character of s1 to a variable x.
(g) Create a new string s3 that combines s1 with s2.
(h) Create a substring of s1 starting from index 1.
(i) Create a substring of s1 from index 1 to index 4.
(j) Create a new string s3 that converts s1 to lowercase.
(k) Create a new string s3 that converts s1 to uppercase.
(l) Create a new string s3 that trims whitespace characters on both ends of s1.
(m) Replace e with E in s1.
(n) Assign the index of the first occurrence of character e in s1 to a variable x.
(o) Assign the index of the last occurrence of string abc in s1 to a variable x.

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 1 images

Blurred answer
Knowledge Booster
Mathematical functions
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Database System Concepts
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education