Sökning: "Pontus Johnson"

Visar resultat 1 - 5 av 7 avhandlingar innehållade orden Pontus Johnson.

  1. 1. Enterprise Software System Integration : An Architectural Perspective

    Författare :Pontus Johnson; KTH; []
    Nyckelord :software archtecture; software integration; enterprise software systems; electric utilties; software engineering;

    Sammanfattning : .... LÄS MER

  3. 2. Tool Support for Enterprise Architecture Analysis : with application in cyber security

    Författare :Markus Buschle; Pontus Johnson; Stephan Aier; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Enterprise Architecture; Decision-making; Model-based analysis; Property analysis; Cyber security; Software tool; Design Science; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : In today’s companies, business processes and information technology areinterwoven. Old and new systems as well as off-the-shelf products and tailoredsolutions are used. This results in heterogeneous, often complex ITlandscapes. The impact of changes and the affected systems are difficult toidentify. LÄS MER

  4. 3. Analysis of enterprise IT service availability : Enterprise architecture modeling for assessment, prediction, and decision-making

    Författare :Ulrik Franke; Pontus Johnson; Lars Nordström; Göran Ericsson; João Paulo A. Almeida; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Service Level Agreement; outage costs; Enterprise Architecture; enterprise IT service availability; decision-making; metamodeling; Enterprise Architecture analysis; Bayesian networks; fault trees; Predictive Probabilistic Architecture Modeling Framework; Service Level Agreement; nertidskostnader; Enterprise Architecture; tillgänglighet hos IT-tjänster; beslutsfattande; metamodellering; arkitekturanalys; bayesianska nätverk; felträd; Predictive Probabilistic Architecture Modeling Framework;

    Sammanfattning : Information technology has become increasingly important to individuals and organizations alike. Not only does IT allow us to do what we always did faster and more effectively, but it also allows us to do new things, organize ourselves differently, and work in ways previously unimaginable. LÄS MER

  5. 4. Enterprise Systems Modifiability Analysis : An Enterprise Architecture Modeling Approach for Decision Making

    Författare :Robert Lagerström; Pontus Johnson; Marc Lankhorst; KTH; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Enterprise Architecture; Software System Modifiability; Decision Making; Metamodeling; Enterprise Architecture Analysis; Software Change Cost Estimation; Other information technology; Övrig informationsteknik;

    Sammanfattning : Contemporary enterprises depend to great extent on software systems. During the past decades the number of systems has been constantly increasing and these systems have become more integrated with one another. This has lead to a growing complexity in managing software systems and their environment. LÄS MER

  7. 5. E-Government Collaboration in the Swedish Public Sector : Multiple Studies on Collaboration Facilitators and Collaboration Modes

    Författare :Carl-Mikael Lönn; Christer Magnusson; Paul Johannesson; Pontus Johnson; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Computer and Systems Sciences; data- och systemvetenskap;

    Sammanfattning : Collaboration in the public sector is imperative to achieve e-government objectives such as improved efficiency and effectiveness of public administration and improved quality of public services. Collaboration across organizational and institutional boundaries requires public organizations to share e-government systems and services through for instance, interoperable information technology and processes. LÄS MER