Riverbed 499-01 - Riverbed Certified Solutions Professional Application Performance Management Exam
Page: 1 / 40
Total 196 questions
Question #1 (Topic: Topic 1)
How do you control the overhead of AppInternals Xpert agents?
A. Install agents on a limited number of machines.
B. Restart the server.
C. Agents self tune so there is no need to control the overhead.
D. Never install more than 5 agents.
E. Use multiple consoles.
F. Unplug the server.
Answer: C
Question #2 (Topic: Topic 1)
What is the maximum number of transactions stored by Transaction Trace Warehouse
(TTW)?
(TTW)?
A. Infinite
B. 1 billion
C. Last 3 years' worth
D. Infinite, but dependent on disk size
E. Last years' worth
F. Previous weeks' worth
Answer: D
Question #3 (Topic: Topic 1)
Which metrics help the user perform heap analysis? (Select 3)
A. Percent of free heap
B. Percent of time garbage collecting
C. Percent of usage
D. Average number of live objects
Answer: A,B,D
Question #4 (Topic: Topic 1)
The AppInternals Xpert Transaction Trace Warehouse can extract usernames from
transactions:
transactions:
A. Through parsers that extract information from packets
B. Through an integration with Lightweight Directory Access Protocol (LDAP)
C. From an application's config file
D. From the method getRemoteUser() of the HttpServletRequest object
Answer: D
Question #5 (Topic: Topic 1)
Which statement is incorrect about how dynamic sampling agents (DSAs) manage 1-
second data storage?
second data storage?
A. By default, the DSA attempts to keep 1-second data for 2 hours. The length of this time period is specified by the RawDataPersistDuration attribute in the dsa.xml file.
B. The DSA deletes the oldest 1-second data from the database If there is less than 10 percent of free disk space (the default for the RawDataPersistFreeSpaceTargetPercent attribute)
C. The DSA deletes the oldest 1-second data from the database if the database file is larger than specified in the RawDataPersistMaxDiskTarget attribute (unlimited as default).
D. If both the RawDataPersistFreeSpaceTargetPercent and RawDataPersistMaxDiskTarget attributes are satisfied, the DSA deletes data, if necessary, to retain only as much data as specified by RawDataPersistDuration.
E. At startup, and every 2 hours thereafter (or the frequency specified by RawDataPersistPurgeInterval), the DSA deletes the oldest 1-second data from the database.
Answer: A
