In computing, an emulator is hardware or software that enables one computer system (called the host) to behave like another computer system (called the guest). An emulator typically enables the host system to run software or use peripheral devices designed for the guest system.
i.e. and e.g. are abbreviations of Latin phrases and each has its own specific meaning. i.e. stands for id est, meaning that is.. It is used to explain what exactly something means, or to say the same thing in other words. It is an abbreviation (Latin) of id est. Meaning that is.
Generally (but not always) pronouns stand for (pro + noun) or refer to a noun, an individual or individuals or thing or things (the pronoun's antecedent) whose identity is made clear earlier in the text. For instance, we are bewildered by writers who claim something like. They say that eating beef is bad for you.