Conclusion

We have reached conclusions : both of them are good, but they have their own characteristics; such as the external part in apple's computers  because it is make of aluminium and windows' computers of other materials but they use also aluminium. The parts of a apple's computers  are  uniques and exclusives. Mac and Windows are the most popular computer and its operating systems are very successful.It is very difficult to choose on of them because each one has its own characteristics and advantages for example, one of the most important advantages of Mac is that its elements are ¨tailon-made¨and it security. Also the Windows' pieces have high quality.