Debugging and Logging B2C-COMMERCE-DEVELOPER Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   In B2C Commerce logging, which log level should be used to record messages that indicate a failure in the application?

   • Aerror
   • Bdebug
   • Cwarn
   • Dinfo
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2. 2application · medium

   A developer is using the debugger to troubleshoot a script function that calculates discounts. The function is not returning the expected value. The developer has set a breakpoint inside the function. What is the most efficient way to examine the value of a variable at the breakpoint?

   • AStep out of the function and check the return value in the calling code.
   • BUse the console in the debugger to run `print(variableName)`.
   • CAdd a `log` statement to print the variable's value and redeploy the code.
   • DHover over the variable in the debugger to see its current value.
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4. 3application · medium

   A developer is debugging a pipeline that calls a custom script. The developer needs to trace the flow of data through the pipeline and inspect the input and output parameters of each pipeline function. The developer has attached the debugger to the server. What should the developer do next?

   • ASet breakpoints in the pipeline functions and use the debugger to step through each function, examining the input and output parameters.
   • BUse the pipeline inspector in the B2C Commerce admin to view the parameters of each function.
   • CReview the pipeline definition in the XML file to understand the data flow.
   • DAdd `log` statements in each pipeline function to print the input and output parameters.
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5. 4foundation · easy

   When writing log messages to custom log files in B2C Commerce, which type of data should be included?

   • ACustomer credit card numbers
   • BPasswords and authentication tokens
   • CNon-sensitive operational data such as order IDs or error codes
   • DPersonal customer information such as email addresses
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6. 5foundation · easy

   What is the purpose of setting breakpoints when configuring the debugger in B2C Commerce?

   • ATo pause execution at specific lines so you can inspect the state of the application
   • BTo mark lines of code that should be skipped during execution
   • CTo automatically fix errors in the code when execution reaches that line
   • DTo prevent the server from executing code until the breakpoint is removed
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