Explanation:An ESB may require a variety of combinations in order to support communications between a service consumer and a service provider. 7. Which of the following statement is incorrect related to catalog servers ?
A. They can be standalone catalog servers serving a single site
B. They cannot serve the role of a global catalog service where two or more catalog servers are merged to include several sites
C. They can be part of a federated catalog service
D. None of the mentioned
Answer:A
Explanation:An ESB may require a variety of combinations in order to support communications between a service consumer and a service provider. 7. Which of the following statement is incorrect related to catalog servers ?
A. They can be standalone catalog servers serving a single site B. They cannot serve the role of a global catalog service where two or more catalog servers are merged to include several sites C. They can be part of a federated catalog service D. None of the mentioned
Explanation:Catalog services have an enormous impact on large system performance and eventually become essential as a SOA internetwork system grows. 8. Which of the following version of WSDL is a W3C standard ?