How do you calculate record size of an alternate cluster? Give your values for both unique and nonunique.
IBM,
1 8262Suppose 3 generations of a GDG exist. How would you reference the 1st generation in the JCL?
IBM,
2 13552Suppose a generation of GDG gets created in a particular step of a proc. How would you refer the current generation in a subsequent step? What would be the disposition of this generation now?
IBM,
2 5751What more info you should give in the DD statement while defining the next generation of a GDG?
IBM,
1 5091Assuming that the DEFINE JCL is not available, how do you get info about a VSAM file's organisation?
IBM,
1 4938During processing of a VSAM file, some system error occurs and it is subsequently unusable . What do you do ?
1 6133
What are the distinctive features of a ksda, key sequenced dataset?
Explain the catalog?
If fspc(100 100) is specified does it mean that both the control interval and control area will be left empty because 100 % of both ci and ca are specified to be empty?
what do you mean by define model parameter?
Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.
differentiate between sequential files and esds files in vsam?
What is the device independent method to indicate where a record is stored?
what is a base cluster in vsam?
What are the different dataset organizations used in vsam?
in a cobol select statement for a ksds can you tell me what are the 3 possibilities for access?
What is the main purpose of having user catalog in vsam?
what do you mean by recovery and speed parameters in define cluster command?
What are the information stored in ci?
what do you mean by the repro command?
Define base cluster?
