The basic concepts of computer science are considered. Computer architecture and purpose of main units are described. Basic concepts of computer networking methodology and basic techniques of working and searching in the global Internet are given. The issues of information security and work with anti-virus software are considered. Separately, the work in the programs of Microsoft Office 2010: Word, Excel is covered. The syntactic constructions of the VBA language are described in detail, a large number of examples of programs in VBA in Excel are considered.