Participant's Name: _________________________________________
SCORE
NOTE: This test consists of 85 items and each item will be given a weight of 1 point. For items with multiple answers, it will be ALL or NOTHING.
Part 1: VuGen and Scripting
1. Which programming language is commonly used for Vugen scripts? JAVA
HTML ANSI-C VB Scripting Visual Basic
2. You want Vugen to not generate any lr_think_time functions in your script. What can be modified in the default settings to accomplish this?
Modify the Run-time Settings and select Ignore think time.
Modify the Run-time Settings and select to multiply recorded think time by 0.
Modify the Recording Options and deselect the Generate think time greater than threshold. Modify the Recording Options and deselect the Generate fixed think time after end transaction.
3. How do you initialize a variable in VUGen? Choose all that apply. int var1,
int var1; int var1=2; int var1 ==2;
4. Match the following information:
a. Recording toolbar __B__ Contains commands which connect Vugen to other applications such as LoadRunner Controller, Quality Center and Performance Center
b. Tools toolbar __D__ Contains buttons such as breakpoints and step by step validation of the script
c. Tree toolbar __C__ Contains commands which allow the user to edit
Vuser steps from the tree view
d. Debug toolbar __A__ Contains replay, start, stop and insert traction buttons
5. The parameter braces can be changed/defined in Vugen. True
False
6. What are the different update methods? Choose all that apply. Each Occurrence
Each Iteration Once
7. In the statement below, what needs to be added to obtain and display the current value of parameter "customer"?
lr_error_message(“Customer %s account not found”, ________________);
Text=customer customer
lr_eval_string(“{customer}”) param=customer
8. What are the types of Parameter? (select all that apply) External Data
Internal Data Data Files
User-Defined Functions All of the above
9. Think time within a transaction by default is included in the transaction time. True
False
10. A function that can be used in correlation. lr_eval_string
lr_save_var lr_ito_char
11. Used in documenting business processes and create reports with summary information about your test run. This contains information such as Parameter List, Snapshots, Step Descriptions etc.
Business Process Reports HTML Reports
Crystal Reports
12. The AND operator, which is used in combining two simpler Boolean Expressions &
&& ||
13. Used to comment a single line in Vugen //
*/ /*
14. A placeholder used to introduce a variety of input values during testing Variable
Parameter Correlation
15. What should you do prior to automatic correlation after recording? None. You cannot automatically correlate after recording Run the script at least once
Take note of dynamic values in the LoadRunner Script 16. Pauses between iterations.
Think Time Log
Pacing Sequencing
General Network Browser
18. Which of the following are Run Properties used in setting the Run Logic in Vugen? Unique
Sequential Random
19. Context sensitive recording that uses web_submit_form URL-based
HTML-based
20. Analog recording that uses web_submit_data URL-based
HTML-based
21. What function is generated in the Vugen Script after clicking the boxed icon below, in the floating toolbar during recording?
web_text_link web_reg_find web_reg_dialog
22. What is being illustrated in the boxed area below? Task Pane
Information Pane Summary Pane
23. What is being illustrated below? Test Results Window
Playback Summary Window Results Summary Window
24. What is the correct syntax to be able to complete 10 iterations in a FOR loop? for (i=1; i<10; i++)
for (i=1; i>=10; i++) for (i=1; i<=10; i++)
25. Where will you configure Vugen to prompt for results directory before playback? Run-time Settings
General Options Recording Options
26. What function causes the script to use the next available value of the parameter? lr_next_param
lr_advance_param lr_param_increment
27. What Vugen functionality is illustrated below? Simulate Parameter
Iteration Data Wizard
28. When you forgot to enable correlation during recording, what is the most efficient way to include these correlations in your script?
In Recording Options – Correlations: Select ‘Enable correlation during recording’, select the rule and regenerate the script
In Recording Options – Correlations: Select ‘Enable correlation during recording’, select the rule and re-record the script
Under Vuser menu, click ‘Scan Script for Correlations
29. When you forgot to enable correlation during recording, what is the most efficient way to include these correlations in your script?
You do not need to do anything. Auto Correlation rules are global and are available to all testers using the same Controller machine.
Under the File menu, you select Zip Operations, then export to zip file. You have the new tester import the file into his script.
You export the correlation rules to a .cor file and then have the new team member import the .cor file into his Auto Correlation rules.
30. You want to have your script always check for the following text on every page: “Service Unavailable”. What is the most efficient way to accomplish this?
Add a verification checkpoint on every page Add an Environment Check for the text Create a Content Check rule for the text
31. You want to apply Script A Run-time settings, parameters, extra files and actions to Script B. How can this be accomplished?
Export Script A setting to a .cor file, then import settings to Script B Save Script A as template, then apply the template to Script B Select the option to create a new Vuser from, then select Script A
32. You want to have your script define a different e-mail address to each user during a registration process for an e-commerce site, using the following format: [email protected]. Your script will execute a maximum of 50 iterations. How can this be accomplished?
Define a file parameter, start at 1, block size per Vuser: 50, number format: testing%[email protected]
Define a unique parameter, start at 1, block size per Vuser: 50, number format: testing%[email protected]
Define a random number parameter, minimum number: 1, maximum number: 99999, number format: testing%[email protected]
Define a sequential number parameter, minimum number: 1, maximum number: 999, number format: testing%[email protected]
33. Where should you place the web_reg_save_param function in a script? Before the page that contains dynamic data
Before a web_url function
Before the page that retrieves the dynamic data Before a web_submit_data function
Part 2: Performance Testing Concepts, Controller and Analysis
34. Gives us the information on the number of users for a particular transaction and the time of the load. The peak usage and off-usage are decided from this.
Task Distribution Diagram Business Process Mapping System Architecture Transaction Profile
8 to10 AM 10 AM to 12 PM 12 to 2 PM 6 to 8 AM
36. Select the three criteria by which you will identify the business processes (BPs) to use for a performance test.
Passed unit testing Mission-critical BPs Uses unique data Returns dynamic data Heavy throughput Include all BPs
Affects legacy systems
37. One of your customer’s requirements is that their web site should be able to handle 25,000 users at any time, logging in and performing different transactions. Part of your information gathering is to determine concurrency. What level of concurrency represents the customer’s requirement?
Application Business Transaction
38. Complete the statement: To validate that the hardware to be used for the test environment is sufficient to meet the performance tests, a ____________________ is performed using a small number of business processes and users.
Production Run Benchmark Run Aggregation Run Run for Tuning
39. What type of information will you need to gather to determine how business processes affect different components in the system architecture? This is especially useful during the load test; it can help isolate the source of bottlenecks.
Task Distribution Diagram System Monitoring
Business Process Mapping
40. Match the scenario type with the action being described.
a. Top time Transactions Run __D__ This scenario run shows the responsiveness of a site under low stress and helps you validate business process functions for concurrent usage, with data being used in the test.
b. Full Load Run __B__ This scenario applies the entire load through slow ramp-up. The scenario is repeated until any bottlenecks found are investigated and corrected for optimum system performance.
c. Scalability Run __C__ This scenario allows you to see the final limits of the system and helps determine a safety factor for your system.
d. Debug Run __A__ This scenario is run to help you isolate the slowest transactions and helps you identify any system bottlenecks on major problem areas. 41. Which of the following would most likely represent a system under test (with respect to flow of data
from the user).
client -> app server -> web server -> database server client -> web server -> app server -> database server client -> database server -> web server -> app server all of the above
42. What is the best practice for choosing monitor measurements for follow-up load test? Add the default measurements
Add specific measurements after discussing with the subject matter experts both
43. Which statement is an example of a conceptual goal?
The update transaction should function during heavy usage.
The update transaction must attain 200 concurrent users during peak time. The search transaction should respond within 5 seconds during normal usage. The login transaction should respond within 4 seconds or less during heavy usage. 44. Data resident in your database whose existence is essential for conducting business.
Master Data
User-generated Data External Data
45. Data which may be impossible to know before the application is run. Master Data
User-generated Data External Data
46. A performance test objective that defines that the system is stable enough to go into production. Reliability
Acceptance Product Evaluation
47. The LoadRunner component which can be installed in UNIX. Vugen
Load Generator Analysis
48. Set of user steps performed within an application to accomplish a business goal Test Script
Functional Steps Business Process
49. Which is illustrated by a username and a password? Date Constraint
Unique Constraint Data Caching Data Dependency
50. Where can you find your license key information? LR Launch Screen
LR Controller LR VuGen LR Analysis
51. What are the two main types of Service Level Agreements available in the Controller and Analysis? Per Time Interval
Errors per Second Over the Whole Run Average Hits per Run
Average Throughput per Run
Average Transaction Response Time
52. What is the maximum number of graphs that can be displayed in LoadRunner? 4
8 16 24
53. What are some of the scenario run-time settings Vuser quota
Random sequence seed Run-logic
Pacing
54. In the Controller: ramp up, duration and ramp down are found under: Schedule
Edit schedule Scenario Schedule Run-time settings
55. The Controller is installed in which machine? Windows machine
UNIX machine Both of them None of them
56. Where can you not add a rendezvous? Init
Action End
57. What is the LoadRunner term used to define a collection of Vusers within a scenario? Set
Group Profile Scenario
58. In General Options, this tab allows you to toggle between running a Vuser script in animated mode or non-animated mode.
Replay Tab
Parameterization Tab Environment Tab Display Tab
59. There are four types of licenses. Match each based on the description.
a. Temporary __B__ The license never expires.
b. Permanent __D__ The license is limited by a start date and an expiration date.
c. VUD-based __A__ The license is granted for a pre-defined number
of days after product installation.
d. Time-limited __C__ The license is limited by a number of Virtual User Days. This license enables the user to use the product an unlimited number of times within a period of 24 hours.
e. Plugged __E__ The license requires a dongle.
60. Which can be added to the script to emulate heavy user load? Load Generators
Rendezvous Points Think Time
Correlations
61. I want to distribute the Vuser to each script via percentage assignment. Which option should I choose when creating a scenario?
Manual Scenario Goal-Oriented Scenario
Both Manual and Goal-Oriented Scenario Simulated Scenario
62. What is the status of the load generator if a connection from the Controller to the load generator could not be established?
Failed Down Ready Connecting
63. How many complete transactions will there be per minute, if a test will run for 2 hours with 5000 users, if 1 iteration is completed in 5 minutes?
1,000 500 1,200
64. Ways on how to schedule a scenario in terms of applying settings to the Vusers. Manual
Goal-Oriented Scenario Group
65. You are running a test and notice that during the ramp-up, the response times are beginning to drastically increase. How can you instruct LoadRunner to stop ramping-up Vusers and hold the current number?
Press the STOP button on the Controller’s main window Press the PAUSE button on the Interactive Schedule Graph
Select the option to wait for the current iteration to end before stopping
Select the Vusers in the Ready state from the Vusers window and click the STOP button 66. What does the elapsed time in the Scenario Status window refer to?
The time that has elapsed from when all Vusers have finished initializing The time that has elapsed from when all Vusers were in the running state The time that has elapsed from when you press the Start Scenario button The time that has elapsed from when the Vuser entered the running state
67. You configure a scenario to start with a delay of 5 hours just before leaving from work. You return the next morning to find that the scenario did not run. Why would this happen?
You failed to save the scenario You failed to save the schedule
You failed to connect to the load generators You failed to press the Start Scenario button
68. You are running a load test to simulate a call center. The representatives log in to the application in the morning, perform their business processes during the day, and logout before leaving at the end of the day. You notice that the login transaction is failing for some users and none of the users have started their business processes. Which configuration is most likely defined in your scenario?
The login business process is in the vuser_init section and the Vusers are defined to initialize all Vusers before running.
The login business process is in the vuser_init section and the Vusers are defined to initialize 1 Vuser every 10 seconds.
The login business process is in the action section and the Vusers are defined to initialize all Vusers before running.
The login business process is in the action section and the Vusers are defined to initialize 1 Vuser every 10 seconds.
69. When analyzing the Vuser log files from a scenario run, you see the following log file from one of the Vusers:
Start auto log message stack – Iteration 1. Starting action Create.
Create.c(5): Notify: Transaction Login started.
Create.c(7): Error -27728: Step download timeout (1000 seconds). End auto log message stack.
What was the Run-time Setting, Logging option set to? Standard Logging
Extended Logging Always send a message
Send a message only when error occurs
70. You want to emulate a call center for an airline. All representatives login in the morning, perform their business processes, and logout at night. In one day, a representative will create 40 flight reservations, modify 10 flight reservations and search for 20 flight reservations. A representative cannot perform a modify without performing a search first. Which run logic will satisfy the load testing goal?
Create-67%; Search-16%; Block0 [Search, Modify]-17% Create-57%; Search-29%; Block0 [Search, Modify]-14% Create-57%; Search-29%; Modify-14%
71. When the CPUs of servers show different % Utilizations, this could be due to a load balancing issue. Which behavior is an indicator of this scenario?
Throughput goes up and down
The number of connections differs widely from each server Network latency is high
Time to first buffer is high
72. You want to modify the Server Resource Monitor Data Sampling Rate. However, this option is currently disabled. What should you do to remedy this?
Start the wlrun.exe process on the Controller machine
Close the scenario; start the rstat.exe process on the load generator; reopen the scenario Disconnect from the Load Generator; modify the data sampling rate; reconnect to the load generator
Do nothing as Monitoring of Server Resources is not an option because the customer did not purchase any Server Resource Monitors
73. You are meeting a new LoadRunner customer. The application under test is a call center application used by the customer representatives. The representatives are located in Florida and Georgia. A large customer base resides in Texas and Washington. The servers are located in California. Where would you place the load generator machines?
Florida Georgia Texas Washington California
74. From which two tier should the Load Generator be connected? Controller
Web Server DB Server
Application Server
75. Recommended performance monitor sampling interval for large tests. 1
5 10 15
76. Recommended performance monitor sampling interval for small tests. 1
5 10 15
77. How will you know if the LR Agent is enabled? When a cloud icon is present in the Task Bar
When the load generator name is present in the load generator list When the Vusers successfully go to its running state
When a satellite dish icon is present in the Task Bar
78. It details transaction response time as a service level and identifies percentage of transactions completed over time.
Transaction Response Time Distribution Transaction Response Time Percentile Average Transaction Response Time
79. What are the formats of Analysis Reports HTML Format
Excel Format Word Format All of the above
80. Let’s you focus on a specific measurement within your graph Merge
Drill down Cross-Results
81. Graph which describes the period between a browser request and the first reply. Time to First Buffer
Average Transaction Response Time Connections per Second
82. Graph which identifies the Web pages that take the most time. It helps isolate DNS resolution, SSL and connection issues
Page Download Time Breakdown Page Component Breakdown Downloaded Component Size
83. This new LoadRunner feature allows the user to define loading of Vusers in a scenario by dragging data points.
Scenario Groups Global Schedule
Interactive Schedule Graph Scenario Schedule
84. Which option in the Analysis Tool allows you to compare a measurement in a graph with other measurements during a specific time range and view similar trends?
Drill Down Filter Merge
Auto Correlate
85. Which Analysis graph shows the complete path between the source and the destination machines? MS IIS
Windows Resource Network Delay Time
Time to First Buffer Breakdown
Few more questions:-
86. Which of the following information are considered relevant when gathering system usage for a performance test?
a. System architecture b. Business processes
c. Application modules about to be unit-tested
d. Financial data such as general ledger and P&L statements Answer: - System architecture, Business processes
87. Each business process takes a certain amount of time to complete. Under ideal conditions, you determine this amount of time as ________________________
Answer: - Preferred response time
88. You want to determine how many users are active on a Web site during a twenty-four hour period. What type of diagram can you use to map the business processes and the volume of each across a fixed time line?
Answer: - Task Distribution Diagram
89. How many transactions will need to run per minute if a load test has to run for two hours with 5000 users, assuming an average transaction length of five minutes? Answer: - 1000 transactions per minute
90. This value represents the number of users performing business processes on the application
during the busiest time frame of an atypical day (e.g. holiday). What do you call this value?
