匯編和高級(jí)語(yǔ)言專(zhuān)業(yè)英語(yǔ)西南交大版

1、assembly & high-level languages組號(hào)：2組姓名：*學(xué)號(hào)：*專(zhuān)業(yè)：軟件工程專(zhuān)業(yè)英語(yǔ)2015.10.19content01about assembly languages02about high-level languagespart oneabout assembly languages4about assembly languageswhat is assembly languages? nit is just one language among many programing languages.nit develops as the mnemonic

2、 operation codes & symbolic addresses arise.nit can be translated into machine-language used within computers while processing datas.01 computer itself begin to assign & keep track of instruction addresses instead of human programmersprogrammer assign a symbolic name & an actual address

3、to a data itempeople merely specify the first instructions location , assembler will automatically allocates locations for instructions & datathe development of assembly languages01they allow programmers to substitute letter symbols for numeric machines operation codes123mnemonic operation codes

4、 arisesymbolic addressing developsn save time , reduce detail .n fewer errors which can be more easier to find.n more easier for people to modify.some advantages and limitations of assembly languages01n they are always time consumingadvantageslimitationsn they are machine-orientedn sometimes program

5、s have to be recoded for another different machine by using it. part twoabout high-level languageswhy did they been produced? the reason is that people want to speed up codingwhat are they?they are just one kind of programing languageswhat else do help its development?about high-level languages02the development of mnemonic techniques & macroinstructions ledadvantages of high-level languages02ntheyre easier to learn than assembly languagesnthey requires less time tp write.nthey provide better documentation.nthe