Computer, computer systems and computer software advisory services; computer software, research and development; computer programming; update of computers and computer systems being the maintenance and modification of computer software as well as the placing of new information/data onto an existing database/computer system; writing of computer software; provision of computer services generally including the provision of computer software and computer programmes; advisory services relating to the selection and use of computers; computer compatibility verification services; advisory and consultancy services relating to all the aforegoing

Electrical and electronic apparatus and instruments data processing apparatus, computers, computer programmes and software, magnetic tapes and discs and parts and fittings for all the aforesaid goods

Printed matter, printed publications, printed manuals and printed supplements thereto; manuals relating to computers or computer software