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NFC ‘Near Field Communication’ New Technology
Near Field Communication (NFC) technology is a standards-based wireless communication technology that allows data to be exchanged between devices that are a few centimeters apart. NFC operates at 13.56 MHz and transfers data at up to 424 Kbits/second. “NFC is distinguished by its intuitive interface and its ability to enable… Read More ⇢
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DB2 Access Path: What is New Hashing Technique
The clean and crispy idea in DB2 how hash access works explained in a better way to understand quickly. Read More ⇢
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What is Threadsafe in CICS
The concept of thread safe well explained in this post. Read More ⇢
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How to Merge Date and Time to Make TimeStamp
Merge Date and Time of Table columns into single value as Timestamp. Read More ⇢
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SQL COUNT(*) Vs COUNT(DISTINCT)
COUNT function in SQL. Explained how to use to avoid NULL values and Duplicate values. Read More ⇢
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How to Say Correctly – If DB2 down will Pre-compilation successful
This is an interview questions if DB2 is down will the pre-compilation successful. Here is correct answer. Read More ⇢
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VSAM RRDS: Fixed Vs. Variable Length Records
The differences between variable and fixed-length records, I have simplified and posted these. Read More ⇢
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COBOL READ NEXT – How to Code Correctly Unlock now
INDEXED files cam be access in 3 ways (Refer previous post). There are key difference on the options especially how they support differenct file options. Below is the complete list file options. Read More ⇢
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3 Top VSAM File Access Modes
VSAM file access modes given in this post to handle VSAM files in COBOL modules. Read More ⇢
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