HPSSC JOA Junior Office Assistant (IT) - Computer Operator/Data Entry Operator  (Paperback, Elite Study Team)

Covers computer basics, number systems, boolean algebra, processors, memory, input/output devices, hardware and software, operating systems, computer languages, database management systems, computer networks, the internet, Microsoft Office, multimedia, e-commerce, social media, and more. Includes previous years’ solved papers for Junior Office Assistant (IT), Computer Operator, and Data Entry Operator exams.