what is the advantage of using redefines instead of
delaring the variables ?
Answers were Sorted based on User's Feedback
Answer / kavithachandrashekar
Redefines is basically used to occupy same same storage space for different data items.In this case if we declare new variable then there is wastage of memory
| Is This Answer Correct ? | 4 Yes | 0 No |
Answer / m r reddy
--Redefines is used to re-use the storage space irrespective of the data type.
--Using redefines more than one field can re-use the same memory.
Ex: 01 a pic x(5) value 'xyz12'.
01 b redefines a pic x(3).
Here a=xyz12 value is stored and
b=xyz value is stored. B is reuse the A's Memory
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / deepak kumar
redefines saves the memory by referring the same memory location by other data items.
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / sriram
redefines is a clause which is used for predefined storage space for other variables without wastage of space.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / joshin
redifine will used to change the pic clause of already
declared variable.
| Is This Answer Correct ? | 2 Yes | 6 No |
WORKING-STORAGE SECTION. 01 VAR1 COMP-2 VALUE 0. PROCEDURE DIVISION. MOVE 10.2115 TO VAR1. DISPLAY 'VAR1 =' VAR1. GOBACK. 10.2115 is stored as .10211499999999996E 02 in OS VS Cobol 10.2115 is stored as .10211500000000000E 02 in ecobol. Any reason why?
what is ASRA, AEY9?
what is jcl approach for programming?
how to convert the recors form vsam file to db2 table tru file aid
can we read in input the file with a variable length ? please , how ..could you help me ?
what is index and how to use two tables using index?
Consider the following: 77 A PIC 9(10) 77 B PIC 9(10) 77 C PIC 9(19) MULTIPLY AB BY B GIVING C Which of the following is true ? (a) The execution of the above may result in size error. (b) The execution of the above will result in size error. (c) The definition of C is invalid resulting in compilation error. (d) No error will be thee and the program would proceed correctly.
What do you understand by psb and acb?
What is perform what is varying?
I have a files containing both duplicate and non-duplicate records.The file is already sorted by a key.I want to determine those records that are duplicate and records that are non-duplicate.If duplicate the record is move to a duplicate file and if non-duplicate that will be move to valid file.thank you
How do you get the data to code the BMS macro?
whats the difference between search and search all?