⟩ What is z/OS?
z/OS is a 64-bit operating system for mainframe computers, produced by IBM. It derives from and is the successor to OS/390, which in turn followed a string of MVS versions.
z/OS is a 64-bit operating system for mainframe computers, produced by IBM. It derives from and is the successor to OS/390, which in turn followed a string of MVS versions.
How can we know running job is batch or interactive?
Need a sql query retrieve all duplicate records in table?
What is difference between Bind by copy and bind by reference?
Suppose I have 3 jobs A B and C. I want to submit B after successful completion of A and want to submit C after successful completion of B. Without using job scheduler or job queue, how can i do that through CL program?
Assume my file has 100 records and I want to see only first 10 records. Is this possible through LF?
Suppose my file has 10 fields and I want to make the 2nd field Zeros in all records. And assume I have millions of records and I dont want to read each record and update the desired field with 0. Any other way to do this in one step operation?
WHAT IS MENT BY RECORD LEVEL IDENTIFIER?WHAT IS THE PURPOSE OF THIS?
If my rpg program has a date field, What extra care I have to take while compiling that RPG program?If the file is keyed and I have declared the file as well as Key list properly in my program. Still am getting an error message like "Chain/reade operation is not allowed" What may be the case?
Errors in Sql query will be in which state?
This is rpg3 code W0RTN IFEQ @CN,002 What is the means @CN,002?