This process was sometimes called linkage editing and the output known as a load module. A compiler works with what are sometimes called 3GL and higher-level languages. An assembler works on programs written using a processor's assembler language.
In general, however, when between vowels (as in exactamente) the Spanish x is pronounced like the English ks sound but softer or less explosive. When it comes before another consonant (as in expediciÃ³n), it has the s sound in some regions/countries but the soft ks sound in others.
Spanish (language) If the gender is relevant and/or readily known, it would be la gata: - La gata del vecino tuvo gatitos ayer. Otherwise el gato is the default word (for males and females), so you don't need to check up the sex of every cat you come across just to know the correct term to use (:P).