Office work denotes handling of information collected, recorded, processed and presented. The collection, recording and processing of information is done on papers.
Therefore, it is essentially called that office work is paper work. Though a substantial portion of office activities constitutes paper work, there are non-paper activities of an office. The non-paper work activities of office are the work performed by the telephone operator, receptionist, work involved in conferences and meetings. So it is not true to say that office work is paper work only as It involves non-paper activities.