What is diff betn PS and ESDS file?
What is the diffrent compiler options in cobol and there
discription?
What is retrive nth maximum salary from salary DB2 table.
Can we redefine COM-3 variable with varchar variable?
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Answer Posted / vikas pujar
What is diff betn PS and ESDS file?
1. Can use ESDS in CICS
2. ESDS will have data component and creation of ESDS is
not possible thru 3.2 option.
3. Can rewrite records in ESDS.
The ESDS and PS are similar on some fronts, so this
question may confuse. They r similar in way that, only
sequential processing can be done on both and records
cannot be deleted from both.
What is the diffrent compiler options in cobol and there
discription?
1. COMPILE - NOCOMPILE
Explanation : These decide whether to produce obj code when
encounter some error. If use NOCOMPILE only syntax chk done
no obj code produced. If use COMPILE obj code will be
produced even if severe syntax errors r encountered.
2. LIB - NOLIB
Explanation : If use COPY statement in prog use LIB.
3. DYNAM - NODYNAM
Explanation : DYNAM - for dynamic call of sub prog.
4. SSRANGE - NOSSRANGE
Explanation : Used to identify out of boudry access of
occurs.
5. OPTIMIZE - NOOPTIMIZE
Explanation : As name suggests Optimize used to produce
optimized code, compilation time wil be more, but run time
will be less.
Can we redefine COMP-3 variable with varchar variable?
Yes we can always. Redefine is just addressing memory with
diff name and pic clause.
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