A Data Entry Operator/Analyst is a person who is responsible for entering data into different applications and computer databases, managing and maintaining effective record keeping. In addition, S/he is responsible for organizing files, collecting, and managing data to be entered into the computer. S/he is also responsible for security of data and safeguard of the computer network.
Information Technology (Subject code: 402) is a series of two books for grades 9 and 10 that aim to introduce the concepts necessary for an aspiring data entry operator/analyst.
These books are available with updated content as per the latest 2025 CBSE syllabus

NCERT Antral Textbook of Hindi (Elective) for Class 11
NCERT Veena Text Book of Hindi for Class 4 (With Binding)
Madhubun Milestones Achievers Exploring Social Science for Class 7
Madhubun Information Technology for Class 10 

