The Domain Name System is one way to resolve host names in a TCP/IP environment. In non-Microsoft environments, host names are typically resolved through host files or DNS. In a Microsoft environment, WINS and broadcasts are also used. DNS is the primary system used to resolve host names on the Internet. In fact, DNS had its beginning in the early days of the Internet.In its early days, the Internet was a small network established by the Department of Defens....

Whether it’s because you have made a call using a mobile phone, received a message on your pager, checked your email from a PDA or even just seen an advert related to it, we have all come across a wireless data or voice network!If a user, application or company wishes to make data portable, mobile and accessible then wireless networking is the answer. A wireless networking system would rid of the downtime you would normally have in a wired network due to cable problems. ....

Your users might not know that they can use Excel to analyze data from the various databases in your organization. They can use the powerful analytical tools of Excel on data they previously only viewed or edited within the database user interface. Using these features, they can pull data from your customer database, sales tracking database, product catalog, and HR systems into various sheets in a workbook and perform complex pivot table analysis not possible using the separat....

Nearly all new computers come with a CD-ROM drive, a sound card, and speakers, which can turn any computer into a simple CD audio player. You can play your own audio CDs on your computer, but you may have more fun scouring the Internet for free music to play from your hard disk or a CD-R (CD recordable) drive.One reason there are so many free music files on the Internet is the restrictive nature of the recording industry. In the old d....

If you write macros that other people in your organization use, you should be aware of the Macro Security settings in Excel (and in all Office applications). These settings control the messages you receive when you open a workbook that contains macros; they ask if it’s okay to enable them. In the good old days, developers didn’t have to worry about such things. But with the advent of macro viruses, you now need to take such user-level security settings into account....