EMT Practice Test

1. Question Content...

---

Question1: Refer to the exhibit.

This graph represents the number of requests waiting for a response across various tiers. With load being generated at a constantly increasing rate, which tier is the bottleneck and why?

Question2: AppResponse Xpert can decrypt SSL data on the fly. How is that data stored?

Question3: With AppInternals Xpert, how are SQL queries captured?

Question4: How does AppTransaction Xpert agent licensing work?

Question5: Which metric would indicate how a back-end server was serving a selected middle-tier server?

Question6: Which of these are not available to instrument a web application with BrowserMetrix?

Question7: Which of the following statements are true? (Select 3)

Question8: To integrate the Riverbed product suite into your existing trouble ticketing system, which of the following could be done? (Select 3)

Question9: What is the default filter name used when importing a trace in transaction analyzer?

Question10: Which tab in the AppInternals Xpert interface do you use to enable continuous tracing for JIDA and .Net data adapter instances?

Question11: Which Riverbed Performance Management solution would be appropriate for companies seeking application code-level tracing and high-level performance monitoring?

Question12: When defining rules for the AppResponse Xpert Database Performance Module, which of these fields are mandatory? (Select 3)

Question13: Which color in the AppDoctor summary of delays indicates that the transaction is sensitive to latency?

Question14: Which statement is incorrect about how dynamic sampling agents (DSAs) manage 1-second data storage?

Question15: On which port does the AppTransaction Xpert agent listen by default?

Question16: What parameter is used to identify the originating IP in web transaction analysis?

Question17: For a seamless workflow that spans monitoring, alerts, triage, and diagnosis of root causes, the best overall solution is:

Question18: To which two other modules in the Riverbed Performance Management suite can the CX-Tracer insights link for further analysis?

Question19: Which of these is not an agentless data source for AppTransaction Xpert?

Question20: What is the Command-Line Interface (CLI) command used to filter traffic received by the appliance?

Question21: Which of these can be used to inject BMX JavaScript? (Select 3)

Question22: The AppDoctor Summary of Delays window divides the total transaction response time into which two primary components of delay? (Select 2)

Question23: What does the QuickRecode feature in AppTransaction Xpert do?

Question24: Does enabling packet slicing interfere with AppResponse Xpert (ARX) web transaction analysis (WTA)?

Question25: Refer to the exhibit.

In the diagram, what does the gray wedge signify?

Question26: What are the main functions of AppResponse Xpert Database Browsing Insight? (Select 3)

Question27: When measuring end-user performance of internal .NET web applications, which solution provides the most valuable information and why?

Question28: How can you capture traffic when using the AppTransaction Xpert capture agent? (Select 3)

Question29: What are the names of the AppTransaction Xpert main window tabs? (Select 3)

Question30: Which of these would you use to determine how varying latencies, bandwidths, and other network parameters affect an application transaction's performance?

Question31: Which of the following best describes AppInternals Xpert heterogeneous transaction tracing?

Question32: Which of the following features are not present on AppTransaction Xpert standard?

Question33: If a company wishes to collect and aggregate trace and packet data to perform root-cause and predictive analysis, which is the most appropriate solution?

Question34: Refer to the exhibit from the AppDoctor.

The primary bottleneck is probably due to:

Question35: Refer to the exhibit.

In the business group table, the host enterprise1.opnet.com is:

Question36: Which of these is not an available data source for Dashboards?

Question37: What default threshold does the AppDoctor use to detect user think time on the client tier?

Question38: To successfully connect to the web interface of an AppResponse Xpert appliance, you must be able to access which two ports from your desktop machine?

Question39: What is the Command-Line Interface (CLI) command to reset the appliance to factory settings?

Question40: AppResponse Xpert can be configured to mask out all sensitive information contained in key value pairs that might appear in observed web traffic. Where is this configured?

Question41: QuickPredict enables you to study an application's sensitivity to the following conditions for each tier pair in an AppTransaction Xpert task:

Question42: After downloading Web Transaction Analysis page view packets from AppResponse Xpert and opening AppTransaction Xpert, you are prompted to enter Transaction Trace Warehouse information. Why did the prompt appear and what does it mean?

Question43: What is the default limit for URLs that can be monitored?

Question44: What is required for AppTransaction Xpert to decrypt packets successfully? (Select 2)

Question45: The AppResponse Xpert Database Troubleshooting Insight is useful when you want to: (Select 3)

Question46: On the AppDoctor, which delay causes can be identifiied by default on the pie chart?

Question47: What are the default network settings (bandwidth/latency) used when importing a single trace into AppTransaction Xpert?

Question48: What reference point is used to differentiate inbound vs. outbound metrics for the total traffic group?

Question49: Which of the following are not required to set up pattern-based properties for grouping metrics in a panel?
(Select 3)

Question50: When diagnosing a user-reported performance problem for an application, what is the best conclusion to draw after analyzing the server log file and finding nothing wrong?

Question51: Refer to the exhibit.

In the diagram, what does the WIN<<7=17408 (in the red rectangle) indicate?

Question52: What is the one method to search for common data across all data sources?

Question53: Which AppTransaction Xpert module allows integration with Cisco WAAS?

Question54: A TCP turn in AppResponse Xpert is defined as:

Question55: When investigating reports of web page performance problems, which of these integration pathways could be used? (Select 3)

Question56: The application performance metrics the AppResponse Xpert appliance collects are based on which of the following?

Question57: JIDA automatically collects metrics from predefined categories of classes except:

Question58: Which of the following is true regarding the AppResponse Xpert (ARX) packet loss metric? (Select 2)

Question59: Which Riverbed Performance Management solution includes a complimentary BrowserMetrix license?

Question60: What kind of Citrix traffic is AppTransaction Xpert able to decode? (Select 2)

Question61: Which of these data sources allow editing of threshold values within the Dashboard user interface? (Select
3)

Question62: How many concurrent users can be logged into Dashboards?

Question63: If a proxy or load balancer changes or hides internet protocols (IPs), how could AppResponse Xpert (ARX) determine the originating IP? (Select 2)

Question64: In AppTransaction Xpert, what are parallel effects?

Question65: Which fields are available for each individual page view In the Individual Page Views Insight in the AppResponse Xpert console? (Select 3)

Question66: What default time does AppTransaction Xpert use to detect user think time?

Question67: Which points are good candidates for port switched port analyzers (SPANs) when deploying AppResponse Xpert? (Select 3)

Question68: Riverbed Performance Management (RPM) Dashboard templates are available:

Question69: AppResponse Xpert's Application Stream Analysis calculates metrics for which built-in groups, without configuration? (Select 3)

Question70: What is required to allow a user to edit dashboard contents and settings?

Question71: What is the maximum number of managed nodes indicated per symmetric multiprocessor (SMP)?

Question72: A user imported HTTPS packets for analysis in AppTransaction Xpert from AppResponse Xpert. Although the user was able to see the decrypted packets in AppResponse Xpert, he only sees encrypted packets in AppTransaction Xpert. Why ?

Question73: User response time is an estimate of how quickly a client will receive the payload for an individual data request. This metric is the sum of the average of:

Question74: What type of capture agent can AppTransaction Xpert remotely control? (Select 2)

Question75: This change will not require a restart in the application when using AppInternals Xpert:

Question76: When building a Dashboard panel for showing worst-case heap health status, which metrics should you select for optimal results?

Question77: Which type of alert should the user create if he wants to be alerted when any IP address in a group violates the alert condition?

Question78: What is the name of the HTTP header field that AppResponse Xpert uses to identify the originating internet protocol (IP) of a client that connects to a web server through an intervening HTTP proxy or load balancer?

Question79: Which statistics does AppTransaction Xpert compute when analyzing a trace? (Select 4)

Question80: Which parameters are required to enable user session tracking for a specific login page? (Select 3)

Question81: Refer to the exhibit.

What does the white triangle denote in the AppTransaction Xpert DEC (data exchange chart)?

Question82: The AppReponse Xpert Database Statement Troubleshooting Insight is useful to: (Select 3)

Question83: What percentage of total packet storage space is reserved for the Snapshot buffer by default?

Question84: Which of the following is not correct regarding packet deduplication in AppResponse Xpert (ARX)?

Question85: The search field in Riverbed Performance Management (RPM) Dashboards helps you to:

Question86: All of these reasons represent duplicate packets in AppResponse Xpert, except:

Question87: The five functional dimensions of Application Performance Management include: (Select 3)

Question88: For a particular IP conversation, how many packet data captures are needed to get latency information?

Question89: Which metrics help the user perform heap analysis? (Select 3)

Question90: What is the name of the command line program that can be used in AppTransaction Xpert to capture traffic without using capture manager?

Question91: Which filters can be used to include or exclude traffic captured with the AppTransaction Xpert? (Select 3)

Question92: Double-clicking on the throughput (Inbound and Outbound) displayed in the business group table will:

Question93: To decode SSL traffic, AppResponse Xpert requires which of the following?

Question94: Which of the following is not a default metric in a Favorites table?

Question95: What are the four metric granularites AppResponse Xpert stores?

Question96: You can use AppResponse Xpert Web Transaction Analysis to: (Select 3)

Question97: Which Riverbed Performance Management solution leverages the same packet collection as AppResponse Xpert but looks deep into SQL performance and usage without agents?

Question98: What is a significant difference between AppTransaction Xpert Plus and AppTransaction Xpert Standard?

Question99: For a given business group, the "Throughput (Inbound)" metric refers to:

Question100: Highlighting a business group in the business group table and then clicking on the tool bar menu to launch the Response Time Composition Chart will show:

Question101: CX-Tracer is an AppResponse Xpert module designed for increased visibility into:

Question102: When you type an IP address or host name in the search field of Riverbed Performance Management Dashboards, the following occurs:

Question103: In the Insight Development Kit, which analysis would show the list of locations using a particular application?

Question104: What issues arise in instrumenting a Java application using IBM SDK Java when the command line to start the application is not readily accessible? (Select 2)

Question105: Which three types of capture operations does AppTransaction Xpert support? (Select 3)

Question106: Refer to the exhibit.

What would probably indicate a high rate of packet loss?

Question107: Which data sources would be used to provide end-user experience monitoring? (Select 2)

Question108: AppDoctor's Summary of Delays divides the total application response time into the following categories:

Question109: Which takes precedence if a global app definition on a director is applied to an appliance where a conflicting local app definition exists?

Question110: In AppTransaction Xpert, the AppDoctor's Network Effects are broken down into which four effects?

Question111: With which components can you group data behind a single instrument? (Select 3)

Question112: Each of the "dots" you see in the BrowserMetrix user interface represent:

Question113: Netflow insights display

Question114: What does the TCP out-of-sequence statistic indicate? (Select 2)

Question115: Riverbed Performance Management allows you to view an application from end-to-end by instrumenting:

Question116: For the users in a given business group, which metric is most useful to determine if the end user is experiencing poor response time?

Question117: What useful information can you get from AppResponse Xpert (ARX) database browsing insights? (Select
3)

Question118: When multiple types of delay (tier processing, bandwidth, and latency) occur simultaneously, the amount of delay is shown in the AppDoctor Summary of Delays as:

Question119: Which statement applies to using a parameterized URL to create a new dashboard?

Question120: In the Database Performance module, the Response Time (First Response) (sec) metric refers to:

Question121: For BrowserMetrix, the "time to first byte" and "download and render" time is considered:

Question122: What do AppResponse Xpert utilization metrics measure?

Question123: How does AppResponse Xpert compute the round-trip time (RTT) metric?

Question124: If your company wishes to centrally manage and configure several AppResponse Xpert appliances at once, which of the following solutions would accomplish this?

Question125: How can you change the AppResponse Xpert BrowserMetrix default web user interface communication ports?

Question126: Which data sources are required when creating an "APM End-to-End: .NET" Riverbed Performance Management Dashboard?

Question127: Which performance layers which make up the user response time curve in the Response Time Composition Chart (RTCC)? (Select 4)

Question128: On which default TCP port does the AppTransaction Xpert console communicate with its agents?

Question129: What three functionalities are included in the AppTransaction Xpert Advanced version but not in the Standard version? (Select 3)

Question130: Which of these parameters can you work with in the Quick Predict feature? (Select 3)

Question131: Safari seems to outperform other browsers in its response time report. Why is its "time to first byte" so much shorter than other browsers? (Select 2)

Question132: The Transaction Trace Warehouse collects data from:

Question133: How can dashboards be shared? (Select 2)

Question134: Where is the CX-Tracer agent installed?

Question135: What is the default HTTP field used for recording the originating IP field for web transaction analysis (WTA) results?

Question136: For a given business group, which metric is most useful to determine how the systems in the business group acting as servers are responding to requests from clients?

Question137: AppTransaction Xpert leverages Wireshark decodes for analysis. AppTransaction Xpert also includes proprietary decodes for additional protocols, including: (Select 3)

Question138: Which metrics does AppResponse Xpert compute for monitoring? (Select 3)

Question139: Refer to the exhibit.

What should you specify as the bandwidth and latency between the client and server during import into AppTransaction Xpert?

Question140: What type of chart is the Response Time Compositions chart?

Question141: When users cross a load-balancing platform, the load balancer may obfuscate the user's IP address.
What action ensures the client's source IP is seen?

Question142: What is the most recommended network time protocol (NTP) configuration for AppInternal Xpert?

Question143: What is the estimated time period that an AppResponse Xpert appliance can retain 1-day data?

Question144: On which port is the AppResponse Xpert database performance module accessible?

Question145: On the Data Exchange Chart tab, what does the arrow's direction indicate?

Question146: When selecting a business group, the application stream analysis metric "User Response Time (Clients)" calculates what for the clients in the business group?

Question147: What is the difference between the originating IP and the client IP of an individual page view?

Question148: During startup, AppTransaction Xpert attempts to obtain a license to provide maximum capabilities. If no license is available, which of these occurs?

Question149: Command-line options in AppResponse Xpert allow administrators to customize how Web Transaction Analysis constructs page families from monitored objects. Which of the following options are supported?
(Select 3)

Question150: What granularity of data is available on the Service Management Platform (SMP)? (Select 2)

Question151: In AppTransaction Xpert, when can you filter traffic? (Select 3)

Question152: What metric is used to check if web transaction analysis (WTA) is not overloaded with too much traffic to monitor?

Question153: Where is the internal address list configured?

Question154: The PathProbe utility in AppTransaction Xpert helps:

Question155: A user wants to simulate application performance across a Wide Area Network (WAN) serving multiple branch offices. The network tiers communicate over T1 links. Which module should the user select?

Question156: Which modules are available with AppResponse Xpert v2000? (Select 2)

Question157: What is the best way to include data from multiple data sources in one panel?

Question158: What can be used on the AppResponse Xpert appliance if you wish to extend overall packet retention?

Question159: What parameter is used by default to identify servers in AppResponse Xpert metrics?

Question160: In a three-tier application with a web front-end, application middle tier, and database back-end, where is the best instrumentation point for end-to-end visibility?

Question161: By default, the analysis engine uses a "moving-window" algorithm to determine dynamic limits. You can change the algorithm by changing the DynamicLimitsAlgorithm attribute to any of these values, except:

Question162: At a minumum, which two parameters must be entered when configuring the XenApp server and agent settings for CX-Tracer?

Question163: User response time is the sum of which four metrics?

Question164: What is the default IP management address when receiving a new appliance?

Question165: What is the easiest way to verify dashboard contents without opening the dashboard?

Question166: Which of the following applies when comparing AppInternals Xpert metric data with AppResponse Xpert data for the last 10 minutes?

Question167: How should you instrument a Java application when a command line to start the application is not readily accessible?

Question168: Which application type can be used to define a new application to monitor? (Select 3)

Question169: How many IP addresses are required to set up an AppResponse Xpert appliance?

Question170: Which of these can be used to define business groups? (Select 3)

Question171: If a company wishes to perform end-user application monitoring for web- and cloud-based applications, which would be the appropriate solution?

Question172: Which of these product pairs are most likely to agree on response time of an individual web request?

Question173: Which of the following is not required to enable single sign-on between OPNET Authentication Service (OAS)-enabled products?

Question174: Refer to the exhibit.

What are the likely conclusions after analysis of the Data Exchange Chart? (Select 2)

Question175: How many expansion chassis can be connected to the same main appliance?

Question176: Choose the best answer for how to decode a trace when importing it into AppTransaction Xpert.

Question177: The AppInternals Xpert Transaction Trace Warehouse can extract usernames from transactions:

Question178: The snapshot buffer is used for:

Question179: Where is the "Embeddable HTML" field found in the Dashboard user interface?

Question180: With which of the following RPM products does AppTransaction Xpert integrate? (Select 3)

Question181: When analyzing a TCP-based transaction, you should suspect TCP as the root cause of an issue when AppTransaction Xpert's AppDoctor Statistics tab shows what?

Question182: Which Riverbed Performance Management solution requires that agents be installed on servers?

Question183: Highlighting the top 10 listed IP addresses in an IP table and then clicking the "Multi-Group Metric Time Series Chart" icon in the toolbar delivers what result?

Question184: Refer to the exhibit.

Given that the gauge is at its maximum point, which of these statements apply? (Select 2)

Question185: Which instruments can display threshold status? (Select 2)

Question186: Which methods would diagnose why page views are not being counted in BrowserMetrix? (Select 3)

Question187: In AppInternals Xpert consoles, you can click on a transaction trace or metric to open the line of source code that defines the generic class.method that generated that transaction or metric when applicable.
Which statements are true regarding linking between source code and AppInternals Xpert data? (Select 3)

Question188: The Information Privacy Manager: