The following outline is provided as an overview of and topical guide to computing: Computing – activity of using and improving computer hardware and computer software.Computer science – (outline) See information processor for a high-level block diagram.After the commoditization of memory, attention turned to optimizing CPU performance at the instruction level.Various methods of speeding up the fetch-execute cycle include: The main goal of CbWN is to optimize the system performance of the flexible wireless network.There are several terms which describe classes, or categories, of computers: See also Open standard Major figures associated with making personal computers popular.