GCSE EDEXCEL Topic 2A Bit patterns In this video we take a look at the humble bit pattern and understand that any given bit pattern can actually represent many different forms of data. Also in this topic... GCSE EDEXCEL Topic 2A Signed integers using two’s complement GCSE EDEXCEL Topic 2A Converting between denary and 8 bit binary GCSE EDEXCEL Topic 2A Binary shifts GCSE EDEXCEL Topic 2A Converting between denary and 2 digit hexadecimal GCSE EDEXCEL Topic 2A Why hexadecimal is used in computer science