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.
This is not true of Spanish. What Spanish Letters Sound Like English letters are not given names and neither are Spanish letters. However, when you say the letter it has a pronunciation all its own that could be thought of as its name. The following is the Spanish alphabet with a pronunciation guide. Remember, this is not a phonetic pronunciation, even though some of the English letters will have a similar sound.