Answer Posted / shilpa umesh

In any VSAM file the last qualifier is DATA, the only KSDS
file contain DATA and INDEX. If any dataset contain these
qualifier the dataset is VSAM only

EXAMPLE. VSAM FILE
TCOM.MNMT.X0060X.DDD.D250510
TCOM.MNMT.X0060X.DDD.D250510.DATA
TCOM.MNMT.X0060X.DDD.D250510.INDEX

EXAMPLE. SWQUENTIAL FILE
TCOM.MNMT.X0060X.DDD.D250510

Thanks,
Shilpa

Why is it required to have a keyed directed retrieval?

1026

---

What are the different versions of gdg named?

998

---

what is meant by dirty read in vsam?

1347

---

What does the keyranges parameter in define cluster commends do?

956

---

what is the syntax of ams modal commands?

1266

---

Define base cluster?

1015

---

explain in brief how are different versions of gdg named?

1002

---

What is a base cluste?

1099

---

Explain the difference between lds and esds?

1043

---

Explain the function of the relative record data set?

941

---

there are seven idcams commands in vsam. Can you name and explain each of them?

1112

---

How is record management performed in vsam?

1142

---

How does control intervals and control areas related to each other?

1009

---

how can you load a vsam data set with records ?

1167

---

Differentiate between control interval (ci) and control area (ca)?

1014

---