Given the following piece of code: CALL SUB-PGM USING A, B, C. CALL SUB-PGM USING A, C, C. (a) Both CALL statements will always produce same result. (d) Both CALL statements may produce different result. (c) Compile-time error because SUB-PGM is a dataname. (d) Compile-time error because A, B, C are used twice.

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NAGARAJ

  • Sep 21st, 2007
 

ans:(b) both CALL stmt produce different result,because they are "call by reference"
by default,any changes made in the sub pgm affects the main pgm.

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