多项选择题
Which three JVM options would you add to investigate performance issues in a Hot-Spot JVM?（）
A.-xx:+PrintGCDetails
B.-xx:+PrintGCTimeStamps
C.-xx:+HandlePromotionFailure
D.-verbose:gc
E.-server
相关考题
-
单项选择题
A web application is bound to the context named "/webapp" and the client uses the browser and makes a request to the resource http://server:port/webapp/ctxl/resource. Where do you place this resource inside the web application structure?（）
A.in the subdirectory /WEB-INF/ctxl
B.in the subdirectory /META-INF/ctxl
C.in the subdirectory /ctxl in the root of the archive
D.in the subdirectory /ctxl/resource in the root of the archive
E.in the root of the archive -
多项选择题
WhichtwotaskscanbeperformedwhenWLSTisinOFFLINEmode?（）
A.modifying the configuration of an online domain
B.modifying the configuration of an offline domain
C.viewing runtime performance data in ONLINE mode
D.viewing runtime performance data in OFFLINE mode
E.creating and extending domains -
单项选择题
WhatisthearchitecturalbenefitofkeepingWebLogicServertransactionloginthedatabase?（）
A.Oracle does not allow replicating files between data centers, so keeping transaction log in database allows for replication.
B.Many transactions in WebLogic are database centric, so keeping log in database makes Two Phase Commit protocol possible.
C.It obviates the need to keep in sync two replication technologies (file and database) between data centers. The single replication technology is used for frequently changing data.
D.Transaction log in a file system is extremely slow so it cannot be efficiently replicated.
