What is the language used in VUGen?

its using C language. Most protocols in VuGen use ANSI C as scripting language, except for the following: RMI-Java, CORBA-Java, Java, EJB, and Jacada protocol use Java. VBScript and VB protocol use Visual Basic.

What is Atoi in LoadRunner?

‘atoi’ function converts a string to an integer value.

Which function can be used to write to a file in LoadRunner?

fprintf function- sends formatted output to a stream.

What is the function of LR?

A function whose name includes “lr” refers to standard logistic regression, whereas “hlr” refers to hierarchical logistic regression. Under standard logistic regression the possible values for the argument n can be any even integer between 6 and 48.

What is Lr_save_string in LoadRunner?

you use lr_save_string to convert c string to loadrunner string. If you declare order no in C and use it in your web function, it will not work, in order to work, you need to convert C string to LR string.

What is multithreading in LoadRunner?

The feature of multithreading in LoadRunner has been introduced to generate maximum load through Load Generator so that large number of Vusers can be accommodated on the available LGs. Actually, multithreading favours running multiple Vusers concurrently on a system.

What is difference between lr0 and lr1?

Difference between LR(0) and LR(1) algorithm LR(0)requires just the canonical items for the construction of a parsing table, but LR(1) requires the loookahead symbol as well. LR(1) allows us to choose the correct reductions and allows the use of grammar that are not uniquely invertible while LR(0) does not.

Is CLR and Lalr same?

LALR parser are same as CLR parser with one difference. In CLR parser if two states differ only in lookahead then we combine those states in LALR parser. After minimisation if the parsing table has no conflict that the grammar is LALR also.

What is vu in load testing?

By definition VU Load Time is a measure of how long it takes a virtual user to make all the HTTP requests during an iteration of the user scenario they are assigned to. If you are running a simple URL test, you’ll probably get results in milliseconds.

What are the different LoadRunner functions?

These functions are the general LoadRunner functions that are common for all protocols: 1) lr_eval_string (): As already seen, this function returns the input string after evaluating any embedded parameters. 2) lr_eval_string_ext (): This function creates a buffer and assigns it to the input string after evaluating the embedded parameters.

Where are the C header files in the LoadRunner install directory?

The C header files like string.h or stdio.h are NOTfound in the include folder of the Loadrunner install directory i.e C:\\Program Files (x86)\\HP\\LoadRunner\\include The globals.h file in the script has the following header files:

What is LR_rendezvous () in LoadRunner?

20) lr_rendezvous (): As already seen, this function instructs the LoadRunner to wait at a specified step in the script till all the Vusers come to that step so that subsequent request can be executed simultaneously.

What is LR_Eval_string in LoadRunner?

LoadRunner (LR) Functions These functions are the general LoadRunner functions that are common for all protocols: 1) lr_eval_string (): As already seen, this function returns the input string after evaluating any embedded parameters.