Seite 189 - Cloud Migration Version 2012 english

189 
6
PART VI: A
PPENDIX
6.1
Glossary 
CAPEX 
Capital expenditures 
Cloud service provider 
A company that offers Cloud services 
Cloud computing 
A technical IT method 
Cloud service user 
A user of Cloud services 
Cloud service  
Service provided by means of Cloud computing 
Hybrid Cloud 
A mix of Cloud services (public and private) for 
providing IT services 
IaaS 
Infrastructure as a Service – Cloud service 
category 
Internet 
This is used to refer to a transport medium in the 
technical part of this book and not in the sense of 
content (WWW) 
KPI 
Key Performance Indicators (KPI) are metrics, 
based on which the progress or degree of 
fulfilment of important goals or critical factors for 
success can be measured and/or determined. 
Operational Framework 
Control program for managing Cloud services 
OPEX 
Operating expenditure – operative costs  
PaaS 
Platform as a Service – Cloud service category 
Private Cloud 
Describes a Cloud service offered for a closed 
environment 
SaaS 
Software as a Service – Cloud service category 
SLA 
Service Level Agreement – agreement between 
the user and the provider 
Thin clients 
Terminal devices built for access to Cloud services, 
see