What do you mean by dirty read ?

5 Answers  

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What is a cluster?

2 Answers  

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By looking into JCL can we identify the dataset is VSAM (VSAM dataset supposed to be a input dataset).In this scenerio how will we identify the dataset is VSAM ?

5 Answers   Cognizant, EDS, Shridhar,

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I have three fields in a Variable VSAM file X(2) Y(10) occurs X times Z(02) Say for the first record X=2 then the length of the file is 2+(10*3)+2=34 second record, x=4 then 4+(10*4)+2=46 If any time if the field x is updated then the total length changes. Is it feasible? Is it

2 Answers  

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explain how do you define a gdg in vsam?

0 Answers   IBM,

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What is the use Free space in CI ?

4 Answers  

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How do you calculate record size of an alternate cluster?

0 Answers  

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What is the device independent method to indicate where a record is stored?

0 Answers  

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explain in brief why do vsam take more disk space than other utilities?

0 Answers   IBM,

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On which datasets You can have ALT INDEX?

2 Answers  

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What is the difference between CI( Control Interval)and CA (Control Area)?

3 Answers   Infosys, TCS,

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in a cobol select statement for a ksds can you tell me what are the 3 possibilities for access?

0 Answers   IBM,

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