While designing vsam files,what is the best way to choose control interval size for the data and the index?

1 Answers  

---

What are the building blocks used in vsam datasets?

0 Answers  

---

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.

0 Answers  

---

if you wish to use the rewrite command how must the vsam file be opened?

0 Answers   IBM,

---

in what type of vsam datasets can an alternate index be defined??

4 Answers  

---

Is CA(Control Area) is part of CI(Control Interval)

3 Answers  

---

What is a cluster?

2 Answers  

---

How do you define an altindx?

0 Answers  

---

How do you convert flat files to VSAM files ?

5 Answers   EDS, IBM,

---

Assuming that the DEFINE JCL is not available, how do you get info about a VSAM file's organisation?

1 Answers   IBM,

---

looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS ?

2 Answers   IBM, Infosys,

---

Would you specify FREESPACE for an ESDS?

1 Answers  

---