Q1: How do you use commitment control in RPG?
Answer:
- Pre-requisite for Commitment control
- Journaling
- COMMIT/ROLLBACK
Q2: What happens when SFLSIZ = SFLPAG? What are the advantages and disadvantages?
Answer:
- Single Page Subfile.
- Advantages
- Can load any number of records to a single page subfile.
- Disadvantage
- None
Q3: What would be the effect on the field where Reverse Image, Underline, and High Intensity are applied?
Answer:
- ND (non Display)
Q4: During execution, An RPG/400 program automatically follows a sequence of operations for each record that is processed. The built-in program cycle includes the following steps?
Answer:
- Read
- Process
- Write
Q5: What is a flat-file?
Answer:
- File with no DDS.
- It has a record length.
- File name, a record format name, and field name are the same.
- The program described file (F) in a fixed format.
Q6: What is *INZR is used for?
Answer:
- Initialization subroutine in the RPG program.
- No need to call *INZSR.
- Execute at first and only once.
- All the initialization goes here.
Q7: A RPG or CLP command to find if the file field is defined as a character or a numeric field?
Answer:
- TESTN opcode in RPG.
Q8: Check the existence of one record without using CHAIN or READ?
Answer:
- SETLL opcode.
Q9: What is Data Type?
Answer:
- Attributes of fields.
Q10: What are the Array operations in RPG AS400?
Answer:
- %LOOKUP
- SORTA
- XFOOT
- MOVEA
Q11: Can you debug the ILE program using STRISDB (Start Interactive Source Debugger) in AS400?
Answer:
- No. Use STRDBG
Q12: How do you code file field renames in ILE RPG AS400?
Answer:
- PREFIX
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