Web-surveys are one of the most popular forms of primary data collection used for various
researches. However, mass surveys involve some challenges. It is required to consider
different platforms and browsers, as well as different data transfer rates using connections in
different regions of the country. Ensuring guaranteed data delivery in these conditions
should determine the right choice of technologies for implementing web-surveys. The paper
describes the solution to transfer a questionnaire to the client side in the form of an archive …