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What is the difference between sequential files and ESDS files?
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Answer / guest
Sequential (QSAM) files can be created on tape while ESDS
files cannot. Also, you can have ALTINDEX for an ESDS while
no such facility exists for QSAM files.
| Is This Answer Correct ? | 4 Yes | 4 No |
What is a VSAM split?
how many buffers are allocated to vsam ksds and esds?
How many cluster index can have in a table?
differentiate between sequential files and esds files in vsam?
How did you refresh a VSAM file and how frequently you do it ?
3 Answers CSC, IBM, Patni, Xansa,
How many Alternate Indexes you can have on a dataset?
What is the main function of linear dataset?
Explain the meaning and syntax for the START command. ?
If we are using empty VSAM file, we can see this empty file by using FILE AID tool. How can we open empty VSAM file if you are using in Program..?
Why is it required to have a keyed directed retrieval?
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.
By looking into the Jcl can we identify the dataset is VSAM?
5 Answers Cognizant, Keane India Ltd,
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