Information Technology is stated to have motivational power. It enables students to enjoy learning as active participants by bringing the outside world into the classroom and by enhancing one-to-one, one-to-many and many-to-many interactions among peers, teachers, experts and others. Furthermore, ICT has also helped students in learning new skills such as searching and locating appropriate information, making informed choices, recognizing the authenticity of sources and collaborating with other learners. The book, Essentials of Information Technology (402) for CBSE Class X, based on the Skill Subject approved by CBSE’s Department of Skill Education, aims at upgrading the skills and proficiency of the young learners in the field of Information Technology. The course has been divided into two parts—Employability Skills and Subject-specific Skills—details of which are as under: • Employability Skills incorporates five important skill sets, viz. Communication Skills, Self-Management Skills, ICT Skills, Entrepreneurial Skills and Green Skills. Each of these skills has been covered in detail as a separate unit as per the CBSE syllabus. • Subject-Specific Skills covers advanced topics and features of LibreOffice Writer, Electronic Spreadsheet (Calc), Database Management System (SQL and Base) along with Maintaining Health, Safety and Secure Working Environment. It consists of four units. Unit 1 focuses on the advanced concepts of Digital Documentation like Styles, Table of Contents and Templates. Unit 2 comprises advanced Electronic Spreadsheet, covering concepts of Subtotals, Data Consolidation, Working with Scenarios, Goal Seek and handling Macros along with Sharing Workbooks— Spreadsheets and Hyperlinks. Unit 3 is based on Database Concepts and their implementation using SQL Commands while Unit 4 is about Managing Health and Safety at Workplace.