Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The Concept, Principles of Design and Implementation of the University
  Cloud-based Learning and Research Environment   The scientific and methodological background of creation and development of
the university cloud-based learning and research environment is substantiated.
The conceptual and terminology body of the cloud-based environment
investigation is defined, the main features of such environment are revealed.
The main methodological principles of the environment design and development
are considered among them there are the principles of open education, open
science and also the specific principles inherent to the cloud-based systems.
The general model of the university cloud-based learning and research
environment formation is substantiated and six main stages of this environment
formation are distinguished in the model. The cloud-based environment
functions, content and tools are revealed in accordance with the proposed
methodological principles, the criteria for the estimation of this environment
efficiency are elaborated. The results of implementation and experimental
research of the cloud-based environment formation at the National University of
Life and Environmental Sciences of Ukraine are described. The influence of
different environment components use on students' success is explored.

26
The categories of this paper are: bayes-an
8
The categories of this paper are: hep-ex
22
The categories of this paper are: chao-dyn
30
The categories of this paper are: q-alg
28
The categories of this paper are: alg-geom
25
The categories of this paper are: patt-sol
19
The categories of this paper are: eess
32
The categories of this paper are: atom-ph
16
The categories of this paper are: stat
36
The categories of this paper are: cmp-lg
21
The categories of this paper are: adap-org
37
The categories of this paper are: supr-con
6
The categories of this paper are: astro-ph
17
The categories of this paper are: q-fin
3
The categories of this paper are: physics
10
The categories of this paper are: q-bio