IBM MVS (Multiple Virtual Storage) Interview Questions

 
1.
What is PDES?
2.
WHAT IS DIFFEENCE BETWEEN PDS AND PDES?
STEPS BEFORE MERGING?
DUMMY DATASET USES?
DIFFERENCES BETWEEN IDCAMS AND ICETOOLS?
DIFFERENCE BETWEEN ALL JCL UTILITY TOOLS?
3.
How many register we are using in mvs?
4.
What is full form of SPOOL?
5.
What is basic difference between "DIRECTORY" and "PDS" in IBM MAINFRAME?
6.
How to define a DIRECTORY and what is the
structure and definition for the same?
7.
What are the sub parameters for UNDO command? How does it work?
8.
What is the output of the following command given in TSO/ISPF terminal?

SRCHFOR abc SRCHFORC xyz, (+5)
9.
How to send a SMS to a mobile through Mainframe MVS?
10.
How to create a new pds with the structure of an existing pds?
11.
What is the panel name of ispf primary option menu?
12.
What is the facility that allows mainframes to be partitioned into LAPARs?
a.Z/os
b.PR/sm
c.Vitual storage
d.Coupling facility
13.
What is swap-in and swap-out?
14.
What is address space in MVS?
15.
What is the size of the address space in KBs for 16 bit address space?