These Excel VBA Interview questions are being posted keeping in mind that reader is aware of working with VBA, have some programming and MS Excel background and is aware of terminologies. This question bank is helpful for both Interviewee and Interviewer as it provides a quick channel of questions and answers covering major topics of Excel and VBA. If you're looking for a job in MIS/Automation/Dashboard creation etc. as a Business Analyst, Senior Analyst, Associate Analyst, etc involving MS Excel, MS Access, VBA, SQL, Cognos, ASP.NET etc then Click here on 'Excel VBA Job Postings' Ques 01. What is the difference between ByVal and ByRef and which is the default? Solution: ByRef: If you pass an argument by reference when calling a procedure the procedure access to the actual variable in memory. As a result, the variable's value can be changed by the procedure. ByVal: If you pass an argument by value when calling a procedure the variable's value can be change