Interested to Buy Any Domain ? << Click Here >> for more details...
what is control interval(CI) and control Area(CA)
- 4 Answers
- 10915 Views
- EDS, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / lakshmi
A CI(control interval) is the unit of information that VSAM transfers between the storage device and the virtual storage.
A group of LRs will make one CI.
A CA(control area) is one or more CIs put together into fixed-length contiguous areas of DASD.
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / juni
In VSAM CI is the logical unit meant for data transfer. CA
is the combination of CI
| Is This Answer Correct ? | 5 Yes | 2 No |
CI:
VSAM stores records in the data component of cluster in
units called control interval.CI is the VSAM equivalent for
a block and the unit of data that is actually transmitted
when the records are read or written
CA:
CA is the fixed length unit of DASD storage containing
number of CI
| Is This Answer Correct ? | 3 Yes | 0 No |
is there any lock for vsam file so that no one can update the vsam file ?
By looking into the Jcl can we identify the dataset is VSAM?
5 Answers Cognizant, Keane India Ltd,
Explain the device independent method to indicate where a record is stored?
How is record management performed in vsam?
What is the meaning of VSAM RETURN-CODE 28?
what is a base cluster in vsam?
what are the codes returned by the ams (access method services) command during the execution in vsam?
print ids(/)char??what is the full form of ids??
What happens when you open an empty VSAM file in a COBOL program for input?
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..?
what do you mean by a shareoptions parameter (shr) in define cluster command?
What is the difference between shroptions(2 3) and shroptions (4 3) in the Def CLUSTER ??
COBOL 
