499-01 Riverbed Certified Solutions Professional - Application Performance Management Questions and Answers

Masks private data that appears in URLs in individual page views

Encrypts all packet captures stored on disk

Masks private data in the underlying packet-captured data

Stores all SSL private keys securely on the AppResponse Xpert appliance

Enables encryption policies for the web service API

You get of list of next-hop IP addresses or host names to use to create dashboards.

The field automatically populates with the data sources for the IP address or host names from which you can open pre-configured dashboards.

The "Create New Dashboard" panel opens with templates you can use to create a dashboard with the given IP address or host name.

The dashboards already created with the given IP address or host name automatically open in a new tab.

5 percent

10 percent

20 percent

30 percent

By default, anyone who can authenticate to the OPNET Authorization Server can create their own dashboard.

Dashboards can be shared so that authentication is not required, and right-click integration is fully functional.

Being able to view a dashboard panel lets you adjust its time range and copy the panel to your own dashboard for further editing.

External content can be inserted into any dashboard by using the Auxiliary Panel content type.

Find top database servers and clients based on criteria such as response times, amount of data returned, and rate of kilobytes or packets returned.

Drill down into detailed data for specific databases, SQL statements, query commands, and other types of data.

Display if exists operations causing lock on databases.

View a time series chart for a specific metric, such as average response time.

Display the execution plan of SQL statments.

Select all of the desired metrics at panel creation time.

Click on the "+" icon on the panel after you have chosen an initial set of metrics.

Drag one panel on top of another to merge them.

It is best to instrument at all tiers for maximum visibility.

It is best to instrument at the web tier, since that is typically the client entry point into the application.

It is best to instrument at the application tier, since it sits between the web and database tiers.

It is best to instrument at the database tier, since it holds the data the client is requesting.

AppInternals Xpert

AppResponse Xpert

BrowserMetrix

AppTransaction Xpert

AppInternals Xpert

AppResponse Xpert

AppSQL Xpert

Riverbed Performance Management Dashboards

Connect to the Postgres configuration database and view the definition for the appropriate dashboard view.

In Manage Resources, select the dashboard and click the Details button.

In the Open Saved Dashboard dialog panel, right-click on the dashboard name and select Preview.

TCP window scaling

Maximum transmission unit (MTU)

TCP maximum segment size

Packet size

AppResponse Xpert, because it shows server and network delays for individual page views.

AppInternals Xpert Transaction Trace Warehouse, because it includes network delay and indicates what happens within each tier.

BrowserMetrix SaaS, because it reports the most detail of end-user performance, is measured at the browser, and is easiest to set up.

AppTransaction Xpert, because it reports the most detail of transaction performance as seen by the workstation's network packets.

BrowserMetrix On-Premise, because it provides the most detail of end-user performance and the ability to see Transaction Trace Warehouse data for server-side delay information.

Enable the X-Forwarded-for field.

Route clients around the load balancer.

Create a firewall rule to ensure the client IP addresses are seen.

Specify a route in the router for the client IP addresses.

This is not feasible currently.

Recompile or modify the code.

Set the JAVA_TOOL_OPTIONS environment variable to add the argument into the application start up.

We should not instrument applications that use embedded virtual machines.

Percent of free heap

Percent of time garbage collecting

Percent of usage

Average number of live objects

EJBs: classes that implement the javax.ejb.EntityBean or javax.ejb.SessionBean interfaces

JDBC - classes that implement any of several interfaces in the java.sql package

JNDI - classes that implement the javax.naming.Context or javax/naming/directory/DirContext interfaces

Portlets - classes that implement the javax.portlet.Portlet interface

Generic classes

Response time for SQL statements

Database usage by application and user

It tracks throughput in terms of database calls, transactions, rows, bytes, and active sessions.

A link to "View Database SQL queries" insights

Through parsers that extract information from packets

Through an integration with Lightweight Directory Access Protocol (LDAP)

From an application's config file

From the method getRemoteUser() of the HttpServletRequest object

1 second

2 seconds

10 seconds

AppTransaction Xpert uses its own heuristic to detect user think time.

AppResponse Xpert

IT Guru Network Planner

Cascade Pilot

AppTransfer Xpert agents

80

443

27401

37551

It uses a window, not a port.

Application dependency

Data from the server to itself

Latency effect

Unaccounted data

Bandwidth

Turn reduction

Server processing

Window size

Application turns

An end-user page view

The web server tier

The web application

The server node for the transaction

Back-end delay

Front-end delay

Network delay

Server delay

Hostname or internet protocol (IP) address and capture agent port

Hostname or IP address and server description

XenApp server version and hostname or IP address

Capture agent port and XenApp server version