This revised edition has more breadth and depth of coverage than the first edition. Information Technology: An Introduction for Today's Digital World introduces undergraduate students to a wide variety of concepts they will encounter throughout their IT studies and careers. Features: Provides introductory system administration coverage of Windows 10 and Linux (Red Hat 7) as both general concepts and with specific hands-on instruction Includes coverage of programming and shell scripting, demonstrated through example code in several popular languages Presents Updated information on modern IT careers Covers computer networks including more content on cloud computing Contains more coverage of computer security (the original's coverage is largely limited to just one part of one chapter) Ancillary material which includes a lab manual for hands-on exercises Suitable for any introductory IT course, this classroom-tested text presents many of the topics recommended by the ACM Special Interest Group on IT Education (SIGITE). It offers a far more detailed examination of the computer and the IT field than computer literacy texts, focusing on concepts essential to all IT professionals--from system administration to scripting to computer organization. Four chapters are dedicated to the Windows and Linux operating systems so that students can gain hands-on experience with operating systems that they will deal with.