Top IBM VSAM Interview Questions and answers: Here, we highlight some common questions you might be asked during a job interview for IBM related positions. All the best for your interview Preparation.
How do you create an alternate index?
Name a few common VSAM status codes?
What is buffering and how does it apply to VSAM files?
What are the different types of VSAM files available?
What is control interval, control area?
How do you decide on optimum values for CI, FREESPACE etc.?
Would you specify freespace for an ESDS?
What is the meaning of each of the values in shareopts(2 3)?
What happens when you open an empty vsam file in a cobol program for input?
What does a file status of 02 on a VSAM indicate?
What is the difference between Sequential files and ESDS files?
How do you load a VSAM data set with records?
How are different versions of GDG named?
What is control interval, control area?
How do you convert flat files to VSAM files?
Explain the information contained in CI?
Difference between VSAM and database tables?
What is meant by dirty read in VSAM?
What is the purpose of the verify function oF IDCAMS?