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What are the type of comp usage?
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Answered by: Gayathri
- Sep 4th, 2005
COMP Usage is used for data items of numeric type. There are 4 types of COMP usage.
1.COMP : Used only for integers.Either half word or full word .
2.COMP -1 :Used for floating points.Internal representation is hexa decimal.full word is used.No PIC Clause .
3.COMP -2 : Similar to COMP-1.Only difference is double word(8 bytes )is used
4.COMP -3 :Interenal representation is decimal.Each character is assinged to half byte.The sign bit is assinged to right most bit. The no.of bytes required for n characters is (n/2) + 1 (rounding down)akhileshrewa
- Jun 16th, 2009
comp usage are1 comp12 comp23 comp4 comp3but comp usage can reserve max. 8 bytes for internal representation of variable like pic 9(1) to 9(4) reserve 2 bytes (half word) pic 9(5) t...
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What is the difference between the 'call by value' and 'call by reference'?
pravichopade
- Apr 9th, 2009
Call by reference is default call in Cobol. Call by Value: In call by value both the actual and dummy parameters will occupy different memory space. so the changes made in the subprog will not affect(...
mahantesh.bh
- Dec 9th, 2008
Call by value:This is default in cobol no need to specify the call by value. The changes to the variable?in the called program in reflected back in the calling program.Call by?content:?This should ...
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Impact analysis in mainframe
What is meant by impact analysis in mainframes
hmp_8304
- Aug 2nd, 2008
When you do some changes in any object (e.g. Cobol, Copy book or table or proc or card). Due to that change how many elements are implected? This is called Implecte Analysis.
kurapati76
- Jun 19th, 2008
Impact Analysis:If a change requested to an existing process, need to analyse the impact on entitiesInterview Purpose-----------------Requirement - Size of a field need to be increased in a copyboo...
COBOL Interview Questions
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