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Comp and Comp-3
In real time in which situations we can use comp-3 and comp. What is the major difference between these two?


  
Total Answers and Comments: 2 Last Update: October 21, 2008     Asked by: ajy_vjy 
  
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June 16, 2008 02:46:46   #1  
vukoti1229 Member Since: June 2008   Contribution: 3    

RE: Comp and Comp-3
Comp is used to like accumulators and Comp-3 is used for Numeric data like amount etc
 
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October 21, 2008 05:04:05   #2  
aratik Member Since: October 2008   Contribution: 3    

RE: Comp and Comp-3
Whwn USAGE is specified as COMP the numeric data item is represented in pure binary.The item must be an integer.no assumed decimal point is allowed.
COMP item should not contain any characters other than 9 S
size:half word full word binary word. e.g 02 ws-var picx(04) USAGE COMP.


Where as in COMP-3 data is stored in d form of packed decimal.i.e two digit will occupy 1 byte.

 
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 Related Questions

Comp is a binary usage, while comp-3 indicates packed decimal. The other common usages are binary and display. Display is the default. 3/28/00 Dave Herrmann: 'I was reading your FAQ on Cobol, as 
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How to pass values from one jcl to another jcl, if how ? How to pass data from cobol to jcl? How to access jcl from cobol? How to display comp fields?
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1) Is more than one record description is allowed in a FD?2) Is NUMERIC EDIT fields can be used for Arithmatic operations?3) Is COMPUTE P,Q,W = A+ B/C -E ** 2 is a valid statement?4) Is LINKAGE SECTION is mandatory in a sub program?5) In edit fiels the character used for check protection is __________6) COMP-2 occupies _________ bytes?7) Maximum length of a numeric item ________ ?

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Latest Answer : COMP-3 is a computational method used in COBOL. COMP-3 is represented in Packed Decimail format. Decimails are alloed to this COMP-3 Field. Each digit occupies 1/2 bite of memory, so this declaration is useful and it conserves the memory.Ex: 01 A  ...
Read Answers (1) | Asked by : raju_68

In real time in which situations we can use comp-3 and comp. What is the major difference between these two? 
Latest Answer : Whwn USAGE is specified as COMP,the numeric data item is represented in pure binary.The item must be an integer.no assumed decimal point is allowed.COMP item should not contain any characters other than 9,Ssize:half word,full word,binary word. e.g 02 ...
Read Answers (2) | Asked by : ajy_vjy


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